| 6-K | 17-04-2024 | https://www.sec.gov/Archives/edgar/data/1073404/000110465924048280/tm2412056d1_ex99-1.htm | sec.gov | filings |
| 6-K | 15-03-2024 | https://www.sec.gov/Archives/edgar/data/1073404/000110465924034941/tm248986d1_ex99-1.htm | sec.gov | filings |
| 6-K | 21-02-2024 | https://www.sec.gov/Archives/edgar/data/1073404/000110465924025861/tm246853d1_ex99-1.htm | sec.gov | filings |
| 6-K | 16-02-2024 | https://www.sec.gov/Archives/edgar/data/1073404/000110465924024813/tm246527d1_ex99-1.htm | sec.gov | filings |
| 6-K | 02-02-2024 | https://www.sec.gov/Archives/edgar/data/1073404/000110465924009948/tm245085d1_ex99-1.htm | sec.gov | filings |
| 6-K | 18-01-2024 | https://www.sec.gov/Archives/edgar/data/1073404/000110465924004743/tm243589d1_ex99-1.htm | sec.gov | filings |
| 6-K | 29-12-2023 | https://www.sec.gov/Archives/edgar/data/1073404/000110465923130329/tm2333939d1_ex99-1.htm | sec.gov | filings |
| 6-K | 13-11-2023 | https://www.sec.gov/Archives/edgar/data/1073404/000110465923117039/tm2330116d2_ex99-1.htm | sec.gov | filings |
| 6-K | 08-11-2023 | https://www.sec.gov/Archives/edgar/data/1073404/000110465923115379/tm2330116d1_ex99-1.htm | sec.gov | filings |
| 6-K | 06-11-2023 | https://www.sec.gov/Archives/edgar/data/1073404/000110465923114820/tm2329726d1_ex99-1.htm | sec.gov | filings |
| 6-K | 06-11-2023 | https://www.sec.gov/Archives/edgar/data/1073404/000110465923114621/tm2329726d2_ex99-1.htm | sec.gov | filings |
| 6-K | 11-10-2023 | https://www.sec.gov/Archives/edgar/data/1073404/000110465923108467/tm2328157d1_ex99-1.htm | sec.gov | filings |
| 6-K | 05-10-2023 | https://www.sec.gov/Archives/edgar/data/1073404/000110465923107068/tm2327876d1_ex99-1.htm | sec.gov | filings |
| 6-K | 15-08-2023 | https://www.sec.gov/Archives/edgar/data/1073404/000110465923091547/tm2322947d4_ex99-1.htm | sec.gov | filings |
| 6-K | 09-08-2023 | https://www.sec.gov/Archives/edgar/data/1073404/000110465923089172/tm2322947d3_ex99-1.htm | sec.gov | filings |
| 6-K | 09-08-2023 | https://www.sec.gov/Archives/edgar/data/1073404/000110465923089015/tm2322947d2_ex99-1.htm | sec.gov | filings |
| 6-K | 08-08-2023 | https://www.sec.gov/Archives/edgar/data/1073404/000110465923088901/tm2322947d1_ex99-1.htm | sec.gov | filings |
| SD | 30-05-2023 | https://www.sec.gov/Archives/edgar/data/1073404/000110465923065847/tm2317282d1_sd.htm | sec.gov | filings |
| 6-K | 04-05-2023 | https://www.sec.gov/Archives/edgar/data/1073404/000110465923055936/tm2314239d2_ex99-1.htm | sec.gov | filings |
| 6-K | 03-05-2023 | https://www.sec.gov/Archives/edgar/data/1073404/000110465923055517/tm2314239d1_ex99-1.htm | sec.gov | filings |
| 6-K | 17-03-2023 | https://www.sec.gov/Archives/edgar/data/1073404/000110465923033569/tm239835d1_ex99-1.htm | sec.gov | filings |
| 6-K | 02-03-2023 | https://www.sec.gov/Archives/edgar/data/1073404/000110465923027810/tm238211d1_ex99-1.htm | sec.gov | filings |
| 6-K | 07-02-2023 | https://www.sec.gov/Archives/edgar/data/1073404/000110465923011494/tm235758d1_ex99-1.htm | sec.gov | filings |
| 6-K | 27-01-2023 | https://www.sec.gov/Archives/edgar/data/1073404/000110465923007299/tm234618d1_ex99-1.htm | sec.gov | filings |
| 6-K | 08-12-2022 | https://www.sec.gov/Archives/edgar/data/1073404/000110465922125345/tm2232264d1_ex99-1.htm | sec.gov | filings |
| 6-K | 28-11-2022 | https://www.sec.gov/Archives/edgar/data/1073404/000110465922122152/tm2231390d1_ex99-1.htm | sec.gov | filings |
| 6-K | 16-11-2022 | https://www.sec.gov/Archives/edgar/data/1073404/000110465922119497/tm2230741d1_ex99-1.htm | sec.gov | filings |
| 6-K | 10-11-2022 | https://www.sec.gov/Archives/edgar/data/1073404/000110465922116809/tm2230158d1_ex99-1.htm | sec.gov | filings |
| 6-K | 10-11-2022 | https://www.sec.gov/Archives/edgar/data/1073404/000110465922116886/tm2230158d2_ex99-1.htm | sec.gov | filings |
| 6-K | 09-11-2022 | https://www.sec.gov/Archives/edgar/data/1073404/000110465922116484/tm2229902d1_ex99-1.htm | sec.gov | filings |
| 6-K | 07-11-2022 | https://www.sec.gov/Archives/edgar/data/1073404/000110465922115249/tm2229879d1_ex99-1.htm | sec.gov | filings |
| 6-K | 04-08-2022 | https://www.sec.gov/Archives/edgar/data/1073404/000110465922086197/tm2222479d1_ex99-1.htm | sec.gov | filings |
| 6-K | 03-08-2022 | https://www.sec.gov/Archives/edgar/data/1073404/000110465922085622/tm2222149d1_ex99-1.htm | sec.gov | filings |
| UPLOAD | 28-06-2022 | https://www.sec.gov/Archives/edgar/data/1073404/000000000022006907/filename1.pdf | sec.gov | filings |
| CORRESP | 23-06-2022 | https://www.sec.gov/Archives/edgar/data/1073404/000110465922073855/filename1.htm | sec.gov | filings |
| UPLOAD | 09-06-2022 | https://www.sec.gov/Archives/edgar/data/1073404/000000000022006246/filename1.pdf | sec.gov | filings |
| SD | 31-05-2022 | https://www.sec.gov/Archives/edgar/data/1073404/000110465922066491/tm2217089d1_sd.htm | sec.gov | filings |
| 6-K | 06-05-2022 | https://www.sec.gov/Archives/edgar/data/1073404/000110465922056794/tm2214353d2_ex99-1.htm | sec.gov | filings |
| 6-K | 05-05-2022 | https://www.sec.gov/Archives/edgar/data/1073404/000110465922056499/tm2214353d1_ex99-1.htm | sec.gov | filings |
| 20-F | 31-03-2022 | https://www.sec.gov/Archives/edgar/data/1073404/000110465922041058/ggb-20211231x20f.htm | sec.gov | filings |
| 6-K | 23-02-2022 | https://www.sec.gov/Archives/edgar/data/1073404/000110465922026170/tm227483d1_ex99-1.htm | sec.gov | filings |
| 6-K | 01-02-2022 | https://www.sec.gov/Archives/edgar/data/1073404/000110465922010213/tm225076d1_ex99-1.htm | sec.gov | filings |
| 6-K | 23-12-2021 | https://www.sec.gov/Archives/edgar/data/1073404/000110465921152756/tm2136196d1_ex99-1.htm | sec.gov | filings |
| 6-K | 16-12-2021 | https://www.sec.gov/Archives/edgar/data/1073404/000110465921150376/tm2135652d1_ex99-1.htm | sec.gov | filings |
| 6-K | 15-12-2021 | https://www.sec.gov/Archives/edgar/data/1073404/000110465921149650/tm2135468d1_ex99-1.htm | sec.gov | filings |
| 6-K | 07-12-2021 | https://www.sec.gov/Archives/edgar/data/1073404/000110465921147090/tm2134800d1_ex99-1.htm | sec.gov | filings |
| 6-K | 01-12-2021 | https://www.sec.gov/Archives/edgar/data/1073404/000110465921145329/tm2131951d3_ex99-1.htm | sec.gov | filings |
| 6-K | 30-11-2021 | https://www.sec.gov/Archives/edgar/data/1073404/000110465921145010/tm2131951d2_ex99-1.htm | sec.gov | filings |
| 6-K | 04-11-2021 | https://www.sec.gov/Archives/edgar/data/1073404/000110465921134086/tm2131951d1_ex99-1.htm | sec.gov | filings |
| 6-K | 28-10-2021 | https://www.sec.gov/Archives/edgar/data/1073404/000110465921130851/tm2130938d2_ex99-1.htm | sec.gov | filings |
| 6-K | 27-10-2021 | https://www.sec.gov/Archives/edgar/data/1073404/000110465921130477/tm2130938d1_ex99-1.htm | sec.gov | filings |
| 6-K | 20-09-2021 | https://www.sec.gov/Archives/edgar/data/1073404/000110465921117229/tm2128016d1_ex99-1.htm | sec.gov | filings |
| 6-K | 20-08-2021 | https://www.sec.gov/Archives/edgar/data/1073404/000110465921107971/tm2124463d2_ex99-1.htm | sec.gov | filings |
| 6-K | 09-08-2021 | https://www.sec.gov/Archives/edgar/data/1073404/000110465921102072/tm2124463d1_ex99-1.htm | sec.gov | filings |
| 6-K | 04-08-2021 | https://www.sec.gov/Archives/edgar/data/1073404/000110465921100173/tm2123946d2_ex99-1.htm | sec.gov | filings |
| 6-K | 04-08-2021 | https://www.sec.gov/Archives/edgar/data/1073404/000110465921100087/tm2123946d1_ex99-1.htm | sec.gov | filings |
| SD | 28-05-2021 | https://www.sec.gov/Archives/edgar/data/1073404/000110465921074257/tm2117972d1_sd.htm | sec.gov | filings |
| 6-K | 06-05-2021 | https://www.sec.gov/Archives/edgar/data/1073404/000110465921062024/tm2115012d2_ex99-1.htm | sec.gov | filings |
| 6-K | 05-05-2021 | https://www.sec.gov/Archives/edgar/data/1073404/000110465921061738/tm2115012d1_ex99-1.htm | sec.gov | filings |
| 6-K | 22-04-2021 | https://www.sec.gov/Archives/edgar/data/1073404/000110465921053688/tm2113796d1_ex99-1.htm | sec.gov | filings |
| 20-F | 21-04-2021 | https://www.sec.gov/Archives/edgar/data/1073404/000110465921053189/tm212083d1_20f.htm | sec.gov | filings |
| 6-K | 26-02-2021 | https://www.sec.gov/Archives/edgar/data/1073404/000110465921029118/tm217830d1_ex99-1.htm | sec.gov | filings |
| 6-K | 06-01-2021 | https://www.sec.gov/Archives/edgar/data/1073404/000110465921001420/tm211903d1_ex99-1.htm | sec.gov | filings |
| 6-K | 01-12-2020 | https://www.sec.gov/Archives/edgar/data/1073404/000110465920130912/tm2037398d1_ex99-1.htm | sec.gov | filings |
| 6-K | 19-11-2020 | https://www.sec.gov/Archives/edgar/data/1073404/000110465920127210/tm2036438d1_ex99-1.htm | sec.gov | filings |
| 6-K | 17-11-2020 | https://www.sec.gov/Archives/edgar/data/1073404/000110465920126257/tm2036234d1_ex99-1.htm | sec.gov | filings |
| 6-K | 03-11-2020 | https://www.sec.gov/Archives/edgar/data/1073404/000110465920120863/tm2034283d2_ex99-1.htm | sec.gov | filings |
| 6-K | 28-10-2020 | https://www.sec.gov/Archives/edgar/data/1073404/000110465920118935/tm2034283d1_ex99-1.htm | sec.gov | filings |
| F-6EF | 25-09-2020 | https://www.sec.gov/Archives/edgar/data/1073404/000119380520001190/e619955_f6ef-gerdau.htm | sec.gov | filings |
| 6-K | 10-08-2020 | https://www.sec.gov/Archives/edgar/data/1073404/000110465920092560/tm2026939d1_ex99-1.htm | sec.gov | filings |
| 6-K | 05-08-2020 | https://www.sec.gov/Archives/edgar/data/1073404/000110465920090830/tm2026460d1_ex99-1.htm | sec.gov | filings |
| SD | 26-05-2020 | https://www.sec.gov/Archives/edgar/data/1073404/000110465920065821/a20-20967_1sd.htm | sec.gov | filings |
| 6-K | 07-05-2020 | https://www.sec.gov/Archives/edgar/data/1073404/000110465920057817/tm2018467d2_ex99-1.htm | sec.gov | filings |
| 6-K | 06-05-2020 | https://www.sec.gov/Archives/edgar/data/1073404/000110465920057447/tm2018467d1_ex99-1.htm | sec.gov | filings |
| 6-K | 06-04-2020 | https://www.sec.gov/Archives/edgar/data/1073404/000110465920043771/tm2015161d1_ex99-1.htm | sec.gov | filings |
| 20-F | 31-03-2020 | https://www.sec.gov/Archives/edgar/data/1073404/000110465920041231/tm1928411-1_20f.htm | sec.gov | filings |
| 6-K | 25-03-2020 | https://www.sec.gov/Archives/edgar/data/1073404/000110465920037876/tm20136221_ex99-1.htm | sec.gov | filings |
| 6-K | 20-02-2020 | https://www.sec.gov/Archives/edgar/data/1073404/000110465920023228/tm209390d1_ex99-1.htm | sec.gov | filings |
| 6-K | 27-11-2019 | https://www.sec.gov/Archives/edgar/data/1073404/000110465919067987/a19-24032_1ex99d1.htm | sec.gov | filings |
| 6-K | 15-11-2019 | https://www.sec.gov/Archives/edgar/data/1073404/000110465919064740/a19-23089_1ex99d1.htm | sec.gov | filings |
| 6-K | 08-11-2019 | https://www.sec.gov/Archives/edgar/data/1073404/000110465919061536/a19-21781_1ex99d1.htm | sec.gov | filings |
| 6-K | 30-10-2019 | https://www.sec.gov/Archives/edgar/data/1073404/000110465919057785/a19-21271_1ex99d1.htm | sec.gov | filings |
| 6-K | 07-08-2019 | https://www.sec.gov/Archives/edgar/data/1073404/000110465919044540/a19-16619_1ex99d1.htm | sec.gov | filings |
| 6-K | 07-08-2019 | https://www.sec.gov/Archives/edgar/data/1073404/000110465919044538/a19-16619_2ex99d1.htm | sec.gov | filings |
| 6-K | 07-08-2019 | https://www.sec.gov/Archives/edgar/data/1073404/000110465919044448/a19-16619_3ex99d1.htm | sec.gov | filings |
| SD | 31-05-2019 | https://www.sec.gov/Archives/edgar/data/1073404/000110465919033100/a19-10928_1sd.htm | sec.gov | filings |
| 6-K | 10-05-2019 | https://www.sec.gov/Archives/edgar/data/1073404/000110465919028300/a19-9677_1ex99d1.htm | sec.gov | filings |
| 6-K | 08-05-2019 | https://www.sec.gov/Archives/edgar/data/1073404/000110465919027845/a19-9501_1ex99d1.htm | sec.gov | filings |
| 6-K | 26-04-2019 | https://www.sec.gov/Archives/edgar/data/1073404/000110465919023993/a19-8969_1ex99d1.htm | sec.gov | filings |
| 20-F | 29-03-2019 | https://www.sec.gov/Archives/edgar/data/1073404/000110465919018684/a19-2248_120f.htm | sec.gov | filings |
| F-6EF | 22-03-2019 | https://www.sec.gov/Archives/edgar/data/1073404/000119380519000318/e618318_f6ef-gerdau.htm | sec.gov | filings |
| 6-K | 22-02-2019 | https://www.sec.gov/Archives/edgar/data/1073404/000110465919010048/a19-5215_1ex99d1.htm | sec.gov | filings |
| 6-K | 13-12-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918072719/a18-41537_1ex99d1.htm | sec.gov | filings |
| SD | 10-12-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918072021/a18-41325_2sd.htm | sec.gov | filings |
| 6-K | 10-12-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918071952/a18-41325_1ex99d1.htm | sec.gov | filings |
| 6-K | 30-11-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918070753/a18-40953_1ex99d1.htm | sec.gov | filings |
| 6-K | 15-11-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918068683/a18-40294_1ex99d1.htm | sec.gov | filings |
| 6-K | 14-11-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918067971/a18-40174_1ex99d1.htm | sec.gov | filings |
| 6-K | 07-11-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918066638/a18-39599_3ex99d1.htm | sec.gov | filings |
| 6-K | 07-11-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918066636/a18-39599_2ex99d1.htm | sec.gov | filings |
| 6-K | 05-11-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918065996/a18-39599_1ex99d1.htm | sec.gov | filings |
| 6-K | 01-11-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918065307/a18-39390_1ex99d1.htm | sec.gov | filings |
| 6-K | 17-09-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918057103/a18-31020_1ex99d1.htm | sec.gov | filings |
| 6-K | 27-08-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918053674/a18-22010_1ex99d1.htm | sec.gov | filings |
| 6-K | 09-08-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918050871/a18-18401_2ex99d1.htm | sec.gov | filings |
| 6-K | 08-08-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918050566/a18-18401_1ex99d1.htm | sec.gov | filings |
| 6-K | 01-08-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918048634/a18-18088_1ex99d1.htm | sec.gov | filings |
| 6-K | 02-07-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918043413/a18-16324_1ex99d1.htm | sec.gov | filings |
| 6-K | 13-06-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918039773/a18-15313_1ex99d1.htm | sec.gov | filings |
| 6-K | 31-05-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918036859/a18-14635_1ex99d1.htm | sec.gov | filings |
| 6-K | 30-05-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918036456/a18-14494_1ex99d1.htm | sec.gov | filings |
| 6-K | 10-05-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918032157/a18-13027_2ex99d1.htm | sec.gov | filings |
| 6-K | 09-05-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918031686/a18-13027_1ex99d1.htm | sec.gov | filings |
| 6-K | 24-04-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918026111/a18-12103_1ex99d1.htm | sec.gov | filings |
| 6-K | 11-04-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918023394/a18-9941_1ex99d1.htm | sec.gov | filings |
| 20-F | 03-04-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918022121/a18-2312_120f.htm | sec.gov | filings |
| 6-K | 02-04-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918021638/a18-9426_1ex99d1.htm | sec.gov | filings |
| 6-K | 01-03-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918014043/a18-7294_1ex99d1.htm | sec.gov | filings |
| 6-K | 15-02-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918009980/a18-6234_1ex99d1.htm | sec.gov | filings |
| 6-K | 31-01-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918005301/a18-5101_1ex99d1.htm | sec.gov | filings |
| 6-K | 24-01-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918003718/a18-3727_1ex99d1.htm | sec.gov | filings |
| 6-K | 09-01-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918001424/a18-2542_1ex99d1.htm | sec.gov | filings |
| 6-K | 02-01-2018 | https://www.sec.gov/Archives/edgar/data/1073404/000110465918000113/a18-2034_1ex99d1.htm | sec.gov | filings |
| 6-K | 08-11-2017 | https://www.sec.gov/Archives/edgar/data/1073404/000110465917066936/a17-26161_2ex99d1.htm | sec.gov | filings |
| 6-K | 08-11-2017 | https://www.sec.gov/Archives/edgar/data/1073404/000110465917066928/a17-26161_1ex99d1.htm | sec.gov | filings |
| 6-K | 13-10-2017 | https://www.sec.gov/Archives/edgar/data/1073404/000110465917062134/a17-23992_1ex99d1.htm | sec.gov | filings |
| 6-K | 06-10-2017 | https://www.sec.gov/Archives/edgar/data/1073404/000110465917061217/a17-22973_1ex99d1.htm | sec.gov | filings |
| 6-K | 24-08-2017 | https://www.sec.gov/Archives/edgar/data/1073404/000110465917053366/a17-20939_1ex99d1.htm | sec.gov | filings |
| 6-K | 23-08-2017 | https://www.sec.gov/Archives/edgar/data/1073404/000110465917053218/a17-20896_1ex99d1.htm | sec.gov | filings |
| 6-K | 09-08-2017 | https://www.sec.gov/Archives/edgar/data/1073404/000110465917050687/a17-19886_1ex99d1.htm | sec.gov | filings |
| 6-K | 09-08-2017 | https://www.sec.gov/Archives/edgar/data/1073404/000110465917050689/a17-19886_2ex99d1.htm | sec.gov | filings |
| 6-K | 20-07-2017 | https://www.sec.gov/Archives/edgar/data/1073404/000110465917046003/a17-18187_1ex99d1.htm | sec.gov | filings |
| 6-K | 05-07-2017 | https://www.sec.gov/Archives/edgar/data/1073404/000110465917043390/a17-16913_1ex99d1.htm | sec.gov | filings |
| 6-K | 23-05-2017 | https://www.sec.gov/Archives/edgar/data/1073404/000110465917034398/a17-14054_1ex99d1.htm | sec.gov | filings |
| S-8 POS | 19-05-2017 | https://www.sec.gov/Archives/edgar/data/1073404/000110465917034093/a17-13818_1s8pos.htm | sec.gov | filings |
| S-8 POS | 19-05-2017 | https://www.sec.gov/Archives/edgar/data/1073404/000110465917034092/a17-13818_2s8pos.htm | sec.gov | filings |
| SD | 18-05-2017 | https://www.sec.gov/Archives/edgar/data/1073404/000110465917033817/a17-13834_1sd.htm | sec.gov | filings |
| 6-K | 05-05-2017 | https://www.sec.gov/Archives/edgar/data/1073404/000110465917030176/a17-12432_2ex99d1.htm | sec.gov | filings |
| 6-K | 04-05-2017 | https://www.sec.gov/Archives/edgar/data/1073404/000110465917029863/a17-12432_1ex99d1.htm | sec.gov | filings |
| 6-K | 29-03-2017 | https://www.sec.gov/Archives/edgar/data/1073404/000110465917019875/a17-10108_1ex99d1.htm | sec.gov | filings |
| 6-K | 23-03-2017 | https://www.sec.gov/Archives/edgar/data/1073404/000110465917018655/a17-9070_1ex99d1.htm | sec.gov | filings |
| 20-F | 15-03-2017 | https://www.sec.gov/Archives/edgar/data/1073404/000110465917016620/a17-8122_120f.htm | sec.gov | filings |
| 6-K | 09-03-2017 | https://www.sec.gov/Archives/edgar/data/1073404/000110465917015276/a17-8016_1ex99d1.htm | sec.gov | filings |
| 6-K | 23-02-2017 | https://www.sec.gov/Archives/edgar/data/1073404/000110465917011105/a17-7009_1ex99d1.htm | sec.gov | filings |
| 6-K | 09-11-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916155812/a16-21245_1ex99d1.htm | sec.gov | filings |
| 6-K | 09-11-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916155828/a16-21245_2ex99d1.htm | sec.gov | filings |
| 6-K | 10-08-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916138580/a16-16432_1ex99d1.htm | sec.gov | filings |
| 6-K | 10-08-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916138445/a16-16432_2ex99d1.htm | sec.gov | filings |
| 6-K | 10-08-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916138557/a16-16432_3ex99d1.htm | sec.gov | filings |
| 6-K | 13-07-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916132427/a16-14913_1ex99d1.htm | sec.gov | filings |
| 6-K | 23-06-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916128990/a16-13917_1ex99d1.htm | sec.gov | filings |
| 6-K | 13-06-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916126725/a16-13246_1ex99d1.htm | sec.gov | filings |
| 6-K | 20-05-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916122243/a16-11888_1ex99d1.htm | sec.gov | filings |
| 6-K | 19-05-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916121928/a16-11785_1ex99d1.htm | sec.gov | filings |
| 6-K | 05-05-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916118074/a16-10461_2ex99d1.htm | sec.gov | filings |
| 6-K | 04-05-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916117647/a16-10461_1ex99d1.htm | sec.gov | filings |
| 6-K | 02-05-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916116373/a16-10136_1ex99d1.htm | sec.gov | filings |
| 6-K | 05-04-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916109917/a16-8021_1ex99d1.htm | sec.gov | filings |
| 20-F | 31-03-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916108976/a16-7487_120f.htm | sec.gov | filings |
| 6-K | 16-03-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916105491/a16-5867_2ex99d1.htm | sec.gov | filings |
| 6-K | 04-03-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916102503/a16-5867_1ex99d1.htm | sec.gov | filings |
| SD | 29-02-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916100968/a16-5413_1sd.htm | sec.gov | filings |
| 6-K | 29-02-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916100869/a16-5489_1ex99d1.htm | sec.gov | filings |
| 6-K | 26-02-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916100100/a16-5358_1ex99d1.htm | sec.gov | filings |
| 6-K | 25-02-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916099885/a16-5312_1ex99d1.htm | sec.gov | filings |
| 6-K | 04-02-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916093906/a16-3594_1ex99d1.htm | sec.gov | filings |
| 6-K | 27-01-2016 | https://www.sec.gov/Archives/edgar/data/1073404/000110465916091608/a16-3001_1ex99d1.htm | sec.gov | filings |
| 6-K | 29-10-2015 | https://www.sec.gov/Archives/edgar/data/1073404/000110465915074109/a15-21916_1ex99d1.htm | sec.gov | filings |
| 6-K | 13-08-2015 | https://www.sec.gov/Archives/edgar/data/1073404/000110465915059521/a15-17440_2ex99d1.htm | sec.gov | filings |
| 6-K | 13-08-2015 | https://www.sec.gov/Archives/edgar/data/1073404/000110465915059188/a15-17440_1ex99d1.htm | sec.gov | filings |
| 6-K | 17-07-2015 | https://www.sec.gov/Archives/edgar/data/1073404/000110465915051696/a15-15632_2ex99d1.htm | sec.gov | filings |
| 6-K | 14-07-2015 | https://www.sec.gov/Archives/edgar/data/1073404/000110465915050969/a15-15632_1ex99d1.htm | sec.gov | filings |
| UPLOAD | 24-06-2015 | https://www.sec.gov/Archives/edgar/data/1073404/000000000015033229/filename1.pdf | sec.gov | filings |
| CORRESP | 23-06-2015 | https://www.sec.gov/Archives/edgar/data/1073404/000110465915046931/filename1.htm | sec.gov | filings |
| F-6EF | 23-06-2015 | https://www.sec.gov/Archives/edgar/data/1073404/000119380515001021/e613827_f6ef-gerdau.htm | sec.gov | filings |
| 6-K | 18-06-2015 | https://www.sec.gov/Archives/edgar/data/1073404/000110465915046065/a15-14351_1ex99d1.htm | sec.gov | filings |
| 6-K | 15-06-2015 | https://www.sec.gov/Archives/edgar/data/1073404/000110465915045293/a15-14063_1ex99d1.htm | sec.gov | filings |
| UPLOAD | 15-06-2015 | https://www.sec.gov/Archives/edgar/data/1073404/000000000015031684/filename1.pdf | sec.gov | filings |
| CORRESP | 29-05-2015 | https://www.sec.gov/Archives/edgar/data/1073404/000110465915042016/filename1.htm | sec.gov | filings |
| 6-K | 07-05-2015 | https://www.sec.gov/Archives/edgar/data/1073404/000110465915035459/a15-10817_2ex99d1.htm | sec.gov | filings |
| 6-K | 06-05-2015 | https://www.sec.gov/Archives/edgar/data/1073404/000110465915034640/a15-10817_1ex99d1.htm | sec.gov | filings |
| UPLOAD | 05-05-2015 | https://www.sec.gov/Archives/edgar/data/1073404/000000000015024697/filename1.pdf | sec.gov | filings |
| 6-K | 27-04-2015 | https://www.sec.gov/Archives/edgar/data/1073404/000110465915030426/a15-9868_1ex99d1.htm | sec.gov | filings |
| 20-F | 31-03-2015 | https://www.sec.gov/Archives/edgar/data/1073404/000110465915024632/a15-7786_120f.htm | sec.gov | filings |
| 6-K | 27-03-2015 | https://www.sec.gov/Archives/edgar/data/1073404/000110465915023214/a15-7786_2ex99d1.htm | sec.gov | filings |
| SD | 18-03-2015 | https://www.sec.gov/Archives/edgar/data/1073404/000110465915020666/a15-7020_1sd.htm | sec.gov | filings |
| 6-K | 06-03-2015 | https://www.sec.gov/Archives/edgar/data/1073404/000110465915017469/a15-5944_1ex99d1.htm | sec.gov | filings |
| 6-K | 20-01-2015 | https://www.sec.gov/Archives/edgar/data/1073404/000110465915003098/a15-2793_1ex99d1.htm | sec.gov | filings |
| 6-K | 06-11-2014 | https://www.sec.gov/Archives/edgar/data/1073404/000110465914077751/a14-23626_2ex99d1.htm | sec.gov | filings |
| 6-K | 05-11-2014 | https://www.sec.gov/Archives/edgar/data/1073404/000110465914077035/a14-23626_1ex99d1.htm | sec.gov | filings |
| 6-K | 08-10-2014 | https://www.sec.gov/Archives/edgar/data/1073404/000110465914070750/a14-22166_1ex99d1.htm | sec.gov | filings |
| UPLOAD | 02-10-2014 | https://www.sec.gov/Archives/edgar/data/1073404/000000000014049480/filename1.pdf | sec.gov | filings |
| CORRESP | 30-09-2014 | https://www.sec.gov/Archives/edgar/data/1073404/000110465914069145/filename1.htm | sec.gov | filings |
| UPLOAD | 23-09-2014 | https://www.sec.gov/Archives/edgar/data/1073404/000000000014047680/filename1.pdf | sec.gov | filings |
| 6-K | 15-09-2014 | https://www.sec.gov/Archives/edgar/data/1073404/000110465914066237/a14-20978_1ex99d1.htm | sec.gov | filings |
| 6-K | 31-07-2014 | https://www.sec.gov/Archives/edgar/data/1073404/000110465914055426/a14-17994_2ex99d1.htm | sec.gov | filings |
| 6-K | 30-07-2014 | https://www.sec.gov/Archives/edgar/data/1073404/000110465914054981/a14-17994_1ex99d1.htm | sec.gov | filings |
| SD | 02-06-2014 | https://www.sec.gov/Archives/edgar/data/1073404/000110465914043403/a14-14399_1sd.htm | sec.gov | filings |
| 6-K | 09-05-2014 | https://www.sec.gov/Archives/edgar/data/1073404/000110465914036928/a14-12469_1ex99d1.htm | sec.gov | filings |
| 6-K | 07-05-2014 | https://www.sec.gov/Archives/edgar/data/1073404/000110465914035807/a14-12088_2ex99d1.htm | sec.gov | filings |
| 6-K | 07-05-2014 | https://www.sec.gov/Archives/edgar/data/1073404/000110465914035822/a14-12088_1ex99d1.htm | sec.gov | filings |
| 6-K | 25-04-2014 | https://www.sec.gov/Archives/edgar/data/1073404/000110465914030378/a14-11225_1ex99d1.htm | sec.gov | filings |
| 6-K | 15-04-2014 | https://www.sec.gov/Archives/edgar/data/1073404/000110465914027875/a14-10638_1ex99d1.htm | sec.gov | filings |
| 6-K | 10-04-2014 | https://www.sec.gov/Archives/edgar/data/1073404/000110465914027054/a14-10388_1ex99d1.htm | sec.gov | filings |
| 6-K | 09-04-2014 | https://www.sec.gov/Archives/edgar/data/1073404/000110465914026641/a14-10185_2ex99d1.htm | sec.gov | filings |
| 6-K | 08-04-2014 | https://www.sec.gov/Archives/edgar/data/1073404/000110465914026327/a14-10185_1ex99d1.htm | sec.gov | filings |
| 20-F | 24-03-2014 | https://www.sec.gov/Archives/edgar/data/1073404/000110465914022270/a14-8431_120f.htm | sec.gov | filings |
| 6-K | 24-02-2014 | https://www.sec.gov/Archives/edgar/data/1073404/000110465914012644/a14-6537_2ex99d1.htm | sec.gov | filings |
| 6-K | 24-02-2014 | https://www.sec.gov/Archives/edgar/data/1073404/000110465914012640/a14-6537_1ex99d1.htm | sec.gov | filings |
| 6-K | 29-11-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913087636/a13-25366_1ex99d1.htm | sec.gov | filings |
| SC TO-I/A | 21-11-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913086391/a13-24601_2sctoia.htm | sec.gov | filings |
| SC TO-I/A | 19-11-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913085639/a13-24601_1sctoia.htm | sec.gov | filings |
| CORRESP | 18-11-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913085474/filename1.htm | sec.gov | filings |
| UPLOAD | 15-11-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000000000013062941/filename1.pdf | sec.gov | filings |
| SC TO-I/A | 12-11-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913083721/a13-24057_1sctoia.htm | sec.gov | filings |
| CORRESP | 12-11-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913083726/filename1.htm | sec.gov | filings |
| 6-K | 31-10-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913079686/a13-23192_3ex99d1.htm | sec.gov | filings |
| 6-K | 31-10-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913079616/a13-23192_1ex99d1.htm | sec.gov | filings |
| SC TO-I/A | 30-10-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913079305/a13-21696_6sctoia.htm | sec.gov | filings |
| UPLOAD | 29-10-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000000000013059231/filename1.pdf | sec.gov | filings |
| SC TO-I | 21-10-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913076698/a13-21696_6sctoi.htm | sec.gov | filings |
| SC TO-C | 17-10-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913076133/a13-21696_6sctoc.htm | sec.gov | filings |
| 6-K | 15-10-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913075712/a13-22298_1ex4d4.htm | sec.gov | filings |
| SC TO-C | 15-10-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913075498/a13-21696_5sctoc.htm | sec.gov | filings |
| SC TO-C | 10-10-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913075159/a13-21696_4sctoc.htm | sec.gov | filings |
| SC TO-C | 08-10-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913074681/a13-21696_3sctoc.htm | sec.gov | filings |
| 6-K | 07-10-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913074323/a13-21899_1ex4d6.htm | sec.gov | filings |
| 6-K | 02-08-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913059155/a13-17677_2ex99d1.htm | sec.gov | filings |
| 6-K | 01-08-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913058986/a13-17677_1ex99d1.htm | sec.gov | filings |
| UPLOAD | 22-07-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000000000013039991/filename1.pdf | sec.gov | filings |
| EFFECT | 02-07-2013 | https://www.sec.gov/Archives/edgar/data/1073404/999999999513001976/xslEFFECTX01/primary_doc.xml | sec.gov | filings |
| CORRESP | 28-06-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913052326/filename1.htm | sec.gov | filings |
| F-6 | 20-06-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000119380513001165/e611038_f6-gerdau.htm | sec.gov | filings |
| CORRESP | 12-06-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913048584/filename1.htm | sec.gov | filings |
| UPLOAD | 04-06-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000000000013030527/filename1.pdf | sec.gov | filings |
| 6-K | 07-05-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913038265/a13-11618_1ex99d1.htm | sec.gov | filings |
| 6-K | 07-05-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913038149/a13-11618_2ex99d1.htm | sec.gov | filings |
| 6-K | 09-04-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913027919/a13-9797_1ex99d1.htm | sec.gov | filings |
| 20-F | 28-03-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913025466/a13-8941_120f.htm | sec.gov | filings |
| 6-K/A | 27-02-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913014997/a13-5785_46ka.htm | sec.gov | filings |
| 6-K | 26-02-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913014427/a13-5785_1ex99d1.htm | sec.gov | filings |
| 6-K | 26-02-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913014428/a13-5785_3ex99d1.htm | sec.gov | filings |
| 6-K | 21-02-2013 | https://www.sec.gov/Archives/edgar/data/1073404/000110465913012318/a13-5703_1ex99d1.htm | sec.gov | filings |
| 6-K | 06-11-2012 | https://www.sec.gov/Archives/edgar/data/1073404/000110465912074641/a12-26182_1ex99d1.htm | sec.gov | filings |
| 6-K | 01-11-2012 | https://www.sec.gov/Archives/edgar/data/1073404/000110465912073151/0001104659-12-073151.txt | sec.gov | filings |
| 6-K | 20-08-2012 | https://www.sec.gov/Archives/edgar/data/1073404/000110465912058926/a12-18606_1ex99d1.htm | sec.gov | filings |
| 6-K | 02-08-2012 | https://www.sec.gov/Archives/edgar/data/1073404/000110465912053655/a12-17580_1ex99d1.htm | sec.gov | filings |
| UPLOAD | 26-07-2012 | https://www.sec.gov/Archives/edgar/data/1073404/000000000012039998/filename1.pdf | sec.gov | filings |
| CORRESP | 24-07-2012 | https://www.sec.gov/Archives/edgar/data/1073404/000110465912050642/filename1.htm | sec.gov | filings |
| UPLOAD | 11-07-2012 | https://www.sec.gov/Archives/edgar/data/1073404/000000000012036224/filename1.pdf | sec.gov | filings |
| CORRESP | 05-07-2012 | https://www.sec.gov/Archives/edgar/data/1073404/000110465912047674/filename1.htm | sec.gov | filings |
| UPLOAD | 21-06-2012 | https://www.sec.gov/Archives/edgar/data/1073404/000000000012032586/filename1.pdf | sec.gov | filings |
| CORRESP | 12-06-2012 | https://www.sec.gov/Archives/edgar/data/1073404/000110465912043008/filename1.htm | sec.gov | filings |
| UPLOAD | 31-05-2012 | https://www.sec.gov/Archives/edgar/data/1073404/000000000012028276/filename1.pdf | sec.gov | filings |
| 6-K | 23-05-2012 | https://www.sec.gov/Archives/edgar/data/1073404/000110465912039136/a12-12466_2ex99d1.htm | sec.gov | filings |
| 6-K | 21-05-2012 | https://www.sec.gov/Archives/edgar/data/1073404/000110465912038580/a12-12466_1ex99d1.htm | sec.gov | filings |
| 6-K | 03-05-2012 | https://www.sec.gov/Archives/edgar/data/1073404/000110465912032322/a12-11233_1ex99d1.htm | sec.gov | filings |
| 20-F | 23-04-2012 | https://www.sec.gov/Archives/edgar/data/1073404/000110465912027435/a12-9679_120f.htm | sec.gov | filings |
| 6-K | 28-03-2012 | https://www.sec.gov/Archives/edgar/data/1073404/000110465912022039/a12-7885_1ex99d1.htm | sec.gov | filings |
| 6-K | 16-02-2012 | https://www.sec.gov/Archives/edgar/data/1073404/000110465912010570/a12-5266_1ex99d1.htm | sec.gov | filings |
| S-8 | 26-01-2012 | https://www.sec.gov/Archives/edgar/data/1073404/000110465912004231/a11-26527_1s8.htm | sec.gov | filings |
| 6-K | 09-12-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911068580/a11-31379_1ex99d1.htm | sec.gov | filings |
| 6-K | 06-12-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911067726/a11-31155_1ex99d1.htm | sec.gov | filings |
| UPLOAD | 28-11-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000000000011068246/filename1.pdf | sec.gov | filings |
| CORRESP | 23-11-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911066004/filename1.htm | sec.gov | filings |
| 6-K | 16-11-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911064578/a11-30012_1ex99d1.htm | sec.gov | filings |
| UPLOAD | 09-11-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000000000011065311/filename1.pdf | sec.gov | filings |
| CORRESP | 24-10-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911057328/filename1.htm | sec.gov | filings |
| CORRESP | 05-10-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911055086/filename1.htm | sec.gov | filings |
| UPLOAD | 26-09-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000000000011057124/filename1.pdf | sec.gov | filings |
| 6-K | 30-08-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911049370/a11-25137_1ex99d1.htm | sec.gov | filings |
| 6-K | 19-08-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911047878/a11-24730_1ex99d1.htm | sec.gov | filings |
| 6-K | 04-08-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911043728/a11-23807_1ex99d1.htm | sec.gov | filings |
| 6-K | 25-07-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911040419/a11-21661_1ex99d1.htm | sec.gov | filings |
| 6-K | 27-06-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911036624/a11-15412_1ex99d1.htm | sec.gov | filings |
| 6-K | 03-06-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911033186/a11-14326_1ex23d1.htm | sec.gov | filings |
| 20-F | 02-06-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911032881/a11-13194_120f.htm | sec.gov | filings |
| 6-K | 06-05-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911026778/a11-11807_1ex99d1.htm | sec.gov | filings |
| 424B2 | 14-04-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000104746911003641/a2203451z424b2.htm | sec.gov | filings |
| FWP | 13-04-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911019851/a11-8455_7fwp.htm | sec.gov | filings |
| 6-K | 12-04-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911019718/a11-8455_6ex1d3.htm | sec.gov | filings |
| F-6EF | 08-04-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000101915511000205/gerdauf6.htm | sec.gov | filings |
| 6-K | 24-03-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911016082/a11-8455_5ex5d4.htm | sec.gov | filings |
| 424B2 | 23-03-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000104746911002526/a2202933z424b2.htm | sec.gov | filings |
| 6-K | 22-03-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911015739/a11-8326_1ex23d1.htm | sec.gov | filings |
| 6-K | 21-03-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911015519/a11-8326_3ex99d1.htm | sec.gov | filings |
| 6-K | 21-03-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911015501/a11-8326_2ex99d1.htm | sec.gov | filings |
| 6-K/A | 14-03-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911014148/a11-7407_16ka.htm | sec.gov | filings |
| 6-K | 08-03-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911012943/a11-7407_1ex99d1.htm | sec.gov | filings |
| 6-K | 04-03-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911012379/a11-7216_3ex99d1.htm | sec.gov | filings |
| 6-K | 04-03-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911012378/a11-7216_2ex99d1.htm | sec.gov | filings |
| 6-K | 04-03-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911012382/a11-7216_4ex99d1.htm | sec.gov | filings |
| 6-K | 03-03-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911012034/a11-7216_1ex99d1.htm | sec.gov | filings |
| 6-K | 02-02-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911004438/a11-5111_2ex99d1.htm | sec.gov | filings |
| 6-K | 02-02-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911004337/a11-5111_1ex99d1.htm | sec.gov | filings |
| 6-K | 03-01-2011 | https://www.sec.gov/Archives/edgar/data/1073404/000110465911000051/a11-1026_1ex99d1.htm | sec.gov | filings |
| F-3ASR | 30-12-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910064778/a10-23915_1f3asr.htm | sec.gov | filings |
| 6-K | 17-12-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910063295/a10-23854_1ex99d1.htm | sec.gov | filings |
| S-8 | 16-12-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910063102/a10-22663_1s8.htm | sec.gov | filings |
| 6-K | 15-12-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910062653/a10-22663_2ex99d1.htm | sec.gov | filings |
| UPLOAD | 08-11-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000000000010066474/filename1.pdf | sec.gov | filings |
| 6-K | 05-11-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910056594/a10-20747_1ex99d1.htm | sec.gov | filings |
| 20-F/A | 05-11-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910056559/a10-19933_220fa.htm | sec.gov | filings |
| UPLOAD | 02-11-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000000000010065127/filename1.pdf | sec.gov | filings |
| CORRESP | 26-10-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000104746910008878/filename1.htm | sec.gov | filings |
| 6-K | 24-09-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910049828/a10-18451_1ex99d1.htm | sec.gov | filings |
| CORRESP | 23-09-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910049708/filename1.htm | sec.gov | filings |
| 6-K | 15-09-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910048716/a10-17889_2ex99d1.htm | sec.gov | filings |
| 6-K | 15-09-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910048655/a10-17889_3ex99d1.htm | sec.gov | filings |
| SC 13D/A | 30-08-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910046561/a10-16605_1sc13da.htm | sec.gov | filings |
| 6-K | 30-08-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910046468/a10-16586_1ex99d1.htm | sec.gov | filings |
| 6-K | 27-08-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910046294/a10-16525_1ex99d1.htm | sec.gov | filings |
| UPLOAD | 25-08-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000000000010049096/filename1.pdf | sec.gov | filings |
| 6-K | 24-08-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910045713/a10-16346_1ex99d1.htm | sec.gov | filings |
| SC 13D/A | 24-08-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910045761/a10-16346_2sc13da.htm | sec.gov | filings |
| 6-K | 20-08-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910045310/a10-16198_1ex99d1.htm | sec.gov | filings |
| 6-K | 16-08-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910044491/a10-14952_6ex99d1.htm | sec.gov | filings |
| 6-K | 12-08-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910043961/a10-14952_5ex99d1.htm | sec.gov | filings |
| 6-K | 06-08-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910042634/a10-14952_3ex99d1.htm | sec.gov | filings |
| 6-K | 05-08-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910042405/a10-14952_2ex99d1.htm | sec.gov | filings |
| 6-K | 29-07-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910040541/a10-14952_1ex99d1.htm | sec.gov | filings |
| 6-K | 09-07-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910037510/a10-13882_1ex99d1.htm | sec.gov | filings |
| SC 13D/A | 09-07-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910037519/a10-13890_1sc13da.htm | sec.gov | filings |
| 6-K | 02-07-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910036959/a10-13584_1ex99d1.htm | sec.gov | filings |
| SC 13D/A | 30-06-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910036377/a10-13390_1sc13da.htm | sec.gov | filings |
| 6-K | 30-06-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910036307/a10-13383_1ex99d1.htm | sec.gov | filings |
| 20-F | 07-06-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910032711/a10-11270_120f.htm | sec.gov | filings |
| SC 13D/A | 02-06-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910031907/a10-11363_1sc13da.htm | sec.gov | filings |
| 6-K | 02-06-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910031908/a10-11363_2ex99d1.htm | sec.gov | filings |
| 6-K | 06-05-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910026412/a10-9626_1ex99d1.htm | sec.gov | filings |
| 6-K | 02-03-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910011073/a10-4744_1ex99d1.htm | sec.gov | filings |
| 6-K | 01-03-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910010633/a10-4872_1ex99d1.htm | sec.gov | filings |
| 6-K | 26-01-2010 | https://www.sec.gov/Archives/edgar/data/1073404/000110465910002897/a10-2483_1ex99d1.htm | sec.gov | filings |
| UPLOAD | 30-12-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000000000009073074/filename1.pdf | sec.gov | filings |
| 6-K | 09-12-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000110465909069142/a09-35150_1ex99d1.htm | sec.gov | filings |
| CORRESP | 20-11-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000110465909066239/filename1.htm | sec.gov | filings |
| 6-K | 18-11-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000110465909065747/a09-33661_2ex99d1.htm | sec.gov | filings |
| 6-K | 16-11-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000110465909065085/a09-33661_1ex99d1.htm | sec.gov | filings |
| 6-K | 09-11-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000110465909063577/a09-33146_1ex99d1.htm | sec.gov | filings |
| 6-K | 05-11-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000110465909063010/a09-32985_1ex99d1.htm | sec.gov | filings |
| UPLOAD | 27-10-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000000000009060462/filename1.pdf | sec.gov | filings |
| 6-K | 22-10-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000110465909059833/a09-32042_1ex99d1.htm | sec.gov | filings |
| CORRESP | 09-10-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000110465909058514/filename1.htm | sec.gov | filings |
| UPLOAD | 08-09-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000000000009049569/filename1.pdf | sec.gov | filings |
| 6-K | 27-08-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000110465909051962/a09-24336_1ex99d1.htm | sec.gov | filings |
| 6-K | 06-08-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000110465909047712/a09-21514_1ex99d1.htm | sec.gov | filings |
| 6-K | 21-07-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000110465909043976/a09-19318_1ex99d1.htm | sec.gov | filings |
| 20-F/A | 21-07-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000110465909044059/a09-18172_120fa.htm | sec.gov | filings |
| 20-F | 15-07-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000110465909043268/a09-18172_120f.htm | sec.gov | filings |
| NT 20-F | 30-06-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000110465909040821/a09-16820_1nt20f.htm | sec.gov | filings |
| 6-K | 23-06-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000110465909039404/a09-16696_2ex99d1.htm | sec.gov | filings |
| 6-K | 22-06-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000110465909039267/a09-16696_1ex99d1.htm | sec.gov | filings |
| 6-K | 13-05-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000110465909032138/a09-13150_1ex99d1.htm | sec.gov | filings |
| 6-K | 20-02-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000110465909011191/a09-6034_1ex99d1.htm | sec.gov | filings |
| 6-K | 16-01-2009 | https://www.sec.gov/Archives/edgar/data/1073404/000110465909002810/a09-3371_1ex99d1.htm | sec.gov | filings |
| 6-K | 23-12-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000110465908078122/a08-30856_1ex99d1.htm | sec.gov | filings |
| 6-K | 02-12-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000110465908074182/a08-29480_2ex99d1.htm | sec.gov | filings |
| 6-K | 02-12-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000110465908074031/a08-29480_1ex99d1.htm | sec.gov | filings |
| F-6 POS | 18-11-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000101915508000833/gerdaupea.htm | sec.gov | filings |
| 6-K | 06-11-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000114420408061390/v130780_ex99-1.htm | sec.gov | filings |
| 6-K | 10-10-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000114420408057104/v128559_ex99-1.htm | sec.gov | filings |
| 6-K | 01-10-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000110465908061340/a08-24679_1ex99d1.htm | sec.gov | filings |
| 6-K | 22-09-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000114420408053843/v126956_ex99-1.htm | sec.gov | filings |
| UPLOAD | 18-09-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000000000008047092/filename1.pdf | sec.gov | filings |
| 6-K | 11-09-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000114420408052247/v126032_ex99-1.htm | sec.gov | filings |
| 6-K | 11-09-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000114420408052244/v126161_ex99-1.htm | sec.gov | filings |
| CORRESP | 02-09-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000110465908056392/filename1.htm | sec.gov | filings |
| 6-K | 19-08-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000114420408048404/v123291_ex99-1.htm | sec.gov | filings |
| UPLOAD | 31-07-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000000000008038123/filename1.pdf | sec.gov | filings |
| CORRESP | 18-07-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000110465908046459/filename1.htm | sec.gov | filings |
| 6-K | 15-07-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000114420408039982/v119747_ex99-1.htm | sec.gov | filings |
| 6-K | 11-07-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000114420408039491/v119601_ex99-1.htm | sec.gov | filings |
| UPLOAD | 26-06-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000000000008031687/filename1.pdf | sec.gov | filings |
| CORRESP | 13-06-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000110465908039916/filename1.htm | sec.gov | filings |
| 6-K | 29-05-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000110465908036511/a08-15122_1ex99d1.htm | sec.gov | filings |
| UPLOAD | 22-05-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000000000008026203/filename1.pdf | sec.gov | filings |
| 424B3 | 28-04-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000095012308004679/y54135bxe424b3.htm | sec.gov | filings |
| 6-K | 25-04-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000110465908026681/a08-12370_2ex99d1.htm | sec.gov | filings |
| FWP | 25-04-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000110465908026719/a08-12370_3fwp.htm | sec.gov | filings |
| 6-K | 24-04-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000110465908026539/a08-12370_1ex1d1.htm | sec.gov | filings |
| 424B2 | 14-04-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000095012308004114/y54135b2e424b2.htm | sec.gov | filings |
| F-3ASR | 11-04-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000095012308004090/y54135fv3asr.htm | sec.gov | filings |
| 6-K | 11-04-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000110465908023992/a08-10051_3ex99d1.htm | sec.gov | filings |
| 20-F | 11-04-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000110465908023988/a08-10051_220f.htm | sec.gov | filings |
| 6-K | 04-03-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000110465908014889/a08-7178_1ex99d1.htm | sec.gov | filings |
| 6-K | 28-02-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000114420408012290/v105354_ex99-1.htm | sec.gov | filings |
| 6-K | 13-02-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000114420408008370/v103403_ex99-1.htm | sec.gov | filings |
| 6-K | 29-01-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000110465908005304/a08-3943_1ex99d1.htm | sec.gov | filings |
| UPLOAD | 08-01-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000000000008001182/filename1.pdf | sec.gov | filings |
| UPLOAD | 08-01-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000000000008001150/filename1.pdf | sec.gov | filings |
| UPLOAD | 08-01-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000000000008001148/filename1.pdf | sec.gov | filings |
| 6-K | 03-01-2008 | https://www.sec.gov/Archives/edgar/data/1073404/000114420408000402/v098671_ex99-1.htm | sec.gov | filings |
| CORRESP | 28-11-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000110465907085545/filename1.htm | sec.gov | filings |
| 6-K | 27-11-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000089375007000436/exh99.htm | sec.gov | filings |
| 6-K | 21-11-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000110465907084640/a07-29104_3ex99d1.htm | sec.gov | filings |
| 6-K | 13-11-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000110465907082293/a07-29104_1ex99d1.htm | sec.gov | filings |
| SC 13D/A | 13-11-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000110465907081885/a07-28912_1sc13da.htm | sec.gov | filings |
| 6-K | 22-10-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000110465907075943/a07-26940_3ex99d1.htm | sec.gov | filings |
| 6-K | 22-10-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000110465907075941/a07-26940_2ex99d1.htm | sec.gov | filings |
| 6-K | 14-09-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000110465907069039/a07-21981_4ex99d1.htm | sec.gov | filings |
| CORRESP | 12-09-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000110465907068634/filename1.htm | sec.gov | filings |
| 6-K | 06-09-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000110465907067380/a07-21981_2ex99d1.htm | sec.gov | filings |
| 6-K | 16-08-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000110465907062971/a07-21981_1ex99d1.htm | sec.gov | filings |
| 6-K | 26-06-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000110465907049938/a07-17066_2ex99d1.htm | sec.gov | filings |
| 6-K | 20-06-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000110465907048620/a07-17066_1ex99d1.htm | sec.gov | filings |
| 20-F | 31-05-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000110465907044392/a07-15497_120f.htm | sec.gov | filings |
| 6-K | 22-05-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000110465907041984/a07-14829_1ex99d1.htm | sec.gov | filings |
| 6-K | 15-05-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000110465907040111/a07-12520_3ex99d1.htm | sec.gov | filings |
| 6-K | 03-05-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000110465907035403/a07-12520_2ex99d1.htm | sec.gov | filings |
| 6-K | 27-04-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000110465907032251/a07-12520_1ex99d1.htm | sec.gov | filings |
| 6-K/A | 27-04-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000110465907032614/a07-12520_16ka.htm | sec.gov | filings |
| 6-K | 11-04-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000091142007000276/e_238371218.htm | sec.gov | filings |
| 6-K | 02-04-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000091142007000228/e238353120.htm | sec.gov | filings |
| 6-K | 26-03-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000110465907022127/a07-8905_1ex99d1.htm | sec.gov | filings |
| 6-K | 16-02-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000114420407008666/v066292_ex99-1.htm | sec.gov | filings |
| 6-K | 09-01-2007 | https://www.sec.gov/Archives/edgar/data/1073404/000091142007000037/e238259332.htm | sec.gov | filings |
| 6-K | 29-11-2006 | https://www.sec.gov/Archives/edgar/data/1073404/000110465906078262/a06-24644_1ex99d1.htm | sec.gov | filings |
| 6-K | 22-11-2006 | https://www.sec.gov/Archives/edgar/data/1073404/000091142006000715/0000911420-06-000715.txt | sec.gov | filings |
| 6-K | 20-11-2006 | https://www.sec.gov/Archives/edgar/data/1073404/000091142006000701/e238226156.htm | sec.gov | filings |
| 6-K | 17-11-2006 | https://www.sec.gov/Archives/edgar/data/1073404/000091142006000698/ex99-1.htm | sec.gov | filings |
| 6-K | 13-11-2006 | https://www.sec.gov/Archives/edgar/data/1073404/000110465906073919/a06-23837_1ex99d1.htm | sec.gov | filings |
| 6-K | 29-08-2006 | https://www.sec.gov/Archives/edgar/data/1073404/000110465906057776/a06-18778_1ex99d1.htm | sec.gov | filings |
| 6-K | 14-08-2006 | https://www.sec.gov/Archives/edgar/data/1073404/000110465906054327/a06-17948_1ex99d1.htm | sec.gov | filings |
| 6-K | 29-06-2006 | https://www.sec.gov/Archives/edgar/data/1073404/000091142006000401/e1194584.htm | sec.gov | filings |
| 6-K | 20-06-2006 | https://www.sec.gov/Archives/edgar/data/1073404/000110465906042583/a06-12179_2ex99d1.htm | sec.gov | filings |
| 20-F | 19-06-2006 | https://www.sec.gov/Archives/edgar/data/1073404/000110465906042478/a06-13765_120f.htm | sec.gov | filings |
| 6-K | 13-06-2006 | https://www.sec.gov/Archives/edgar/data/1073404/000110465906041435/a06-13628_1ex99d1.htm | sec.gov | filings |
| 6-K | 18-05-2006 | https://www.sec.gov/Archives/edgar/data/1073404/000110465906035832/a06-12179_1ex99d1.htm | sec.gov | filings |
| 6-K | 16-05-2006 | https://www.sec.gov/Archives/edgar/data/1073404/000091142006000326/e1181818.htm | sec.gov | filings |
| 6-K | 09-05-2006 | https://www.sec.gov/Archives/edgar/data/1073404/000091142006000311/e1180883.htm | sec.gov | filings |
| 6-K | 09-05-2006 | https://www.sec.gov/Archives/edgar/data/1073404/000110465906032482/a06-11443_1ex99d1.htm | sec.gov | filings |
| F-6EF | 18-04-2006 | https://www.sec.gov/Archives/edgar/data/1073404/000101915506000057/gerdauformf6filed41806.htm | sec.gov | filings |
| 6-K | 05-04-2006 | https://www.sec.gov/Archives/edgar/data/1073404/000091142006000250/e1171275.htm | sec.gov | filings |
| 6-K | 21-02-2006 | https://www.sec.gov/Archives/edgar/data/1073404/000091142006000137/e1156622.htm | sec.gov | filings |
| 6-K/A | 25-01-2006 | https://www.sec.gov/Archives/edgar/data/1073404/000091142006000061/d1153053.htm | sec.gov | filings |
| 6-K | 17-01-2006 | https://www.sec.gov/Archives/edgar/data/1073404/000091142006000043/e1150129.htm | sec.gov | filings |
| 6-K | 04-01-2006 | https://www.sec.gov/Archives/edgar/data/1073404/000091142006000006/e1146067.htm | sec.gov | filings |
| UPLOAD | 09-12-2005 | https://www.sec.gov/Archives/edgar/data/1073404/000000000005061499/filename1.txt | sec.gov | filings |
| 6-K | 02-12-2005 | https://www.sec.gov/Archives/edgar/data/1073404/000091142005000524/e1138948.txt | sec.gov | filings |
| CORRESP | 28-11-2005 | https://www.sec.gov/Archives/edgar/data/1073404/000091142005000519/filename1.txt | sec.gov | filings |
| 6-K | 28-11-2005 | https://www.sec.gov/Archives/edgar/data/1073404/000091142005000514/e1135497.txt | sec.gov | filings |
| UPLOAD | 15-11-2005 | https://www.sec.gov/Archives/edgar/data/1073404/000000000005057671/filename1.txt | sec.gov | filings |
| CORRESP | 13-10-2005 | https://www.sec.gov/Archives/edgar/data/1073404/000110465905048358/filename1.htm | sec.gov | filings |
| UPLOAD | 28-09-2005 | https://www.sec.gov/Archives/edgar/data/1073404/000000000005050150/filename1.txt | sec.gov | filings |
| 6-K | 22-09-2005 | https://www.sec.gov/Archives/edgar/data/1073404/000091142005000397/e1120530.txt | sec.gov | filings |
| 6-K | 21-09-2005 | https://www.sec.gov/Archives/edgar/data/1073404/000091142005000396/e1118762.txt | sec.gov | filings |
| CORRESP | 16-09-2005 | https://www.sec.gov/Archives/edgar/data/1073404/000091142005000382/filename1.txt | sec.gov | filings |
| 6-K | 01-09-2005 | https://www.sec.gov/Archives/edgar/data/1073404/000091142005000364/e1116079.txt | sec.gov | filings |
| UPLOAD | 17-08-2005 | https://www.sec.gov/Archives/edgar/data/1073404/000000000005042467/filename1.txt | sec.gov | filings |
| 6-K | 09-08-2005 | https://www.sec.gov/Archives/edgar/data/1073404/000110465905037797/a05-14340_1ex99d1.htm | sec.gov | filings |
| 6-K | 18-07-2005 | https://www.sec.gov/Archives/edgar/data/1073404/000091142005000290/e1103562.txt | sec.gov | filings |
| 20-F | 30-06-2005 | https://www.sec.gov/Archives/edgar/data/1073404/000091142005000268/d1064809.txt | sec.gov | filings |
| 6-K | 10-06-2005 | https://www.sec.gov/Archives/edgar/data/1073404/000110465905027703/a05-9571_1ex99d1.htm | sec.gov | filings |
| 6-K/A | 27-05-2005 | https://www.sec.gov/Archives/edgar/data/1073404/000091142005000209/d1055238.txt | sec.gov | filings |
| 6-K | 01-04-2005 | https://www.sec.gov/Archives/edgar/data/1073404/000091142005000140/e1040443.txt | sec.gov | filings |
| 6-K | 03-02-2005 | https://www.sec.gov/Archives/edgar/data/1073404/000110465905003888/a05-2640_1ex99d1.htm | sec.gov | filings |
| 6-K | 14-01-2005 | https://www.sec.gov/Archives/edgar/data/1073404/000091142005000017/e1011157.txt | sec.gov | filings |
| 6-K | 26-11-2004 | https://www.sec.gov/Archives/edgar/data/1073404/000091142004000462/e1007410.txt | sec.gov | filings |
| 6-K | 27-10-2004 | https://www.sec.gov/Archives/edgar/data/1073404/000091142004000439/e998392.txt | sec.gov | filings |
| 6-K | 07-10-2004 | https://www.sec.gov/Archives/edgar/data/1073404/000110465904029942/a04-11318_1ex99d1.htm | sec.gov | filings |
| 6-K | 24-08-2004 | https://www.sec.gov/Archives/edgar/data/1073404/000091142004000375/e985586.txt | sec.gov | filings |
| 6-K | 11-08-2004 | https://www.sec.gov/Archives/edgar/data/1073404/000091142004000334/e982945.txt | sec.gov | filings |
| 6-K | 09-07-2004 | https://www.sec.gov/Archives/edgar/data/1073404/000091142004000257/e976727.txt | sec.gov | filings |
| 20-F | 30-06-2004 | https://www.sec.gov/Archives/edgar/data/1073404/000091142004000255/d974823.txt | sec.gov | filings |
| 20-F/A | 03-05-2004 | https://www.sec.gov/Archives/edgar/data/1073404/000091142004000160/d962865.txt | sec.gov | filings |
| 6-K | 30-04-2004 | https://www.sec.gov/Archives/edgar/data/1073404/000091142004000155/e958677.txt | sec.gov | filings |
| 6-K | 26-03-2004 | https://www.sec.gov/Archives/edgar/data/1073404/000091142004000105/e953567.txt | sec.gov | filings |
| 6-K | 24-02-2004 | https://www.sec.gov/Archives/edgar/data/1073404/000091142004000066/e943298.txt | sec.gov | filings |
| 6-K | 17-12-2003 | https://www.sec.gov/Archives/edgar/data/1073404/000091142003000251/e928909.txt | sec.gov | filings |
| 6-K | 12-11-2003 | https://www.sec.gov/Archives/edgar/data/1073404/000091142003000224/e924726.txt | sec.gov | filings |
| 6-K | 10-09-2003 | https://www.sec.gov/Archives/edgar/data/1073404/000091142003000196/e912190.txt | sec.gov | filings |
| 6-K | 03-09-2003 | https://www.sec.gov/Archives/edgar/data/1073404/000091142003000185/e910587.txt | sec.gov | filings |
| 6-K | 22-07-2003 | https://www.sec.gov/Archives/edgar/data/1073404/000091142003000149/e895837.txt | sec.gov | filings |
| 20-F | 30-06-2003 | https://www.sec.gov/Archives/edgar/data/1073404/000091142003000133/d898275.txt | sec.gov | filings |
| F-6 POS | 06-05-2003 | https://www.sec.gov/Archives/edgar/data/1073404/000101915503000267/gerdauf6.htm | sec.gov | filings |
| 6-K | 30-04-2003 | https://www.sec.gov/Archives/edgar/data/1073404/000091142003000093/e884507.txt | sec.gov | filings |
| 6-K | 17-04-2003 | https://www.sec.gov/Archives/edgar/data/1073404/000091142003000082/e882051.txt | sec.gov | filings |
| 6-K | 16-04-2003 | https://www.sec.gov/Archives/edgar/data/1073404/000091142003000078/e881039.txt | sec.gov | filings |
| 6-K | 30-01-2003 | https://www.sec.gov/Archives/edgar/data/1073404/000091142003000016/e866906.txt | sec.gov | filings |
| 6-K | 18-12-2002 | https://www.sec.gov/Archives/edgar/data/1073404/000091142002000324/e859152.txt | sec.gov | filings |
| 6-K | 13-12-2002 | https://www.sec.gov/Archives/edgar/data/1073404/000091142002000321/e857922.txt | sec.gov | filings |
| 6-K | 25-11-2002 | https://www.sec.gov/Archives/edgar/data/1073404/000091142002000308/e854550.txt | sec.gov | filings |
| 6-K | 29-10-2002 | https://www.sec.gov/Archives/edgar/data/1073404/000091142002000268/e841773.txt | sec.gov | filings |
| 6-K | 04-09-2002 | https://www.sec.gov/Archives/edgar/data/1073404/000091142002000231/e837687.txt | sec.gov | filings |
| 6-K | 22-08-2002 | https://www.sec.gov/Archives/edgar/data/1073404/000091142002000223/e835665.txt | sec.gov | filings |
| 6-K | 26-07-2002 | https://www.sec.gov/Archives/edgar/data/1073404/000091142002000198/e829445.txt | sec.gov | filings |
| 20-F | 14-06-2002 | https://www.sec.gov/Archives/edgar/data/1073404/999999999702034956/9999999997-02-034956.paper | sec.gov | filings |
| 6-K | 13-03-2002 | https://www.sec.gov/Archives/edgar/vprr/0202/02024356.pdf | sec.gov | filings |
| 6-K | 13-02-2002 | https://www.sec.gov/Archives/edgar/vprr/0201/02014504.pdf | sec.gov | filings |
| SC 13G/A | 14-02-2001 | https://www.sec.gov/Archives/edgar/data/850401/000104746901000580/0001047469-01-000580-0001.txt | sec.gov | filings |
| SC 13G | 14-02-2000 | https://www.sec.gov/Archives/edgar/data/1073404/000104746900000522/ | sec.gov | filings |
| SC 13G | 14-02-2000 | https://www.sec.gov/Archives/edgar/data/850401/000104746900000522/ | sec.gov | filings |
