NASDAQ:MACK
Merrimack Pharmaceuticals, Inc.
- Stock
Institutional trades
Institutional Ownership
Current holdings institutionals
| Filer | Shares | Latest Filing Date | Previously owned | Change | Share-Type | Market Value |
|---|---|---|---|---|---|---|
1.67M | 2023-08-14 | 1.67M | 0 | Shares | 20.57M | |
1.55M | 2021-05-17 | 1.55M | 0 | Shares | 9.70M | |
1.24M | 2021-05-14 | 1.24M | 0 | Shares | 7.80M | |
1.01M | 2021-05-17 | 1.01M | 0 | Shares | 6.35M | |
618.61K | 2021-05-14 | 590.62K | 27.99K | Shares | 3.88M | |
608.97K | 2021-05-14 | 751.84K | -142.87K | Shares | 3.82M | |
550.68K | 2021-04-13 | 531.51K | 19.17K | Shares | 3.46M | |
519.22K | 2021-05-14 | 550.54K | -31.32K | Shares | 3.26M | |
255.50K | 2021-05-07 | 251.93K | 3.57K | Shares | 1.60M | |
218.91K | 2021-05-10 | 193.48K | 25.43K | Shares | 1.38M | |
216.84K | 2021-05-17 | 267.56K | -50.71K | Shares | 1.36M | |
188.16K | 2021-05-13 | 176.86K | 11.30K | Shares | 1.18M | |
186.20K | 2021-05-14 | 186.20K | 0 | Shares | 1.17M | |
158.25K | 2021-05-17 | 220.11K | -61.87K | Shares | 994K | |
111.15K | 2023-08-14 | 191.27K | -80.12K | Shares | 1.37M | |
91.77K | 2021-05-17 | 55.85K | 35.92K | Shares | 576K | |
91.21K | 2021-05-12 | 83.48K | 7.72K | Shares | 572K | |
82.69K | 2023-08-14 | 54.16K | 28.52K | Shares | 1.02M | |
70.90K | 2021-05-21 | 0 | 70.90K | PUT | 445K | |
64.20K | 2021-05-17 | 61.70K | 2.50K | Shares | 403K | |
60.63K | 2021-05-14 | 60.63K | 0 | Shares | 381K | |
42.23K | 2021-05-13 | 17.54K | 24.68K | Shares | 265K | |
36.21K | 2021-05-12 | 35.89K | 323 | Shares | 228K | |
15.03K | 2021-05-14 | 15.03K | 0 | Shares | 94K | |
13.40K | 2021-05-17 | 0 | 13.40K | Shares | 85K | |
12.29K | 2021-05-17 | 0 | 12.29K | Shares | 77K | |
11.19K | 2021-07-09 | 11.19K | 0 | Shares | 70K | |
10.50K | 2021-05-17 | 0 | 10.50K | Shares | 66K | |
10.12K | 2021-05-14 | 0 | 10.12K | Shares | 64K | |
5.94K | 2021-05-17 | 5.06K | 880 | Shares | 38K | |
5K | 2021-04-26 | 0 | 5K | Shares | 31K | |
3.06K | 2021-05-07 | 3.06K | 0 | Shares | 19K | |
2.58K | 2021-05-17 | 1.95K | 631 | Shares | 16K | |
2.01K | 2021-07-20 | 56 | 1.95K | Shares | 13K | |
1.69K | 2021-05-12 | 197 | 1.50K | Shares | 10K | |
1.32K | 2021-05-14 | 1.31K | 1 | Shares | 8K | |
500 | 2021-04-08 | 500 | 0 | Shares | 3K | |
320 | 2021-05-13 | 0 | 320 | Shares | 2K | |
300 | 2021-05-03 | 300 | 0 | Shares | 2K | |
222 | 2021-05-13 | 222 | 0 | Shares | 1K | |
200 | 2021-05-07 | 0 | 200 | Shares | 1K | |
160 | 2021-04-14 | 160 | 0 | Shares | 1K | |
141 | 2021-05-14 | 88 | 53 | Shares | 1K | |
137 | 2021-05-13 | 137 | 0 | Shares | 1K | |
20 | 2021-04-14 | 20 | 0 | Shares | 0 | |
0 | 2021-02-19 | 7 | -7 | Shares | 0 | |
0 | 2020-08-07 | 2.18K | -2.18K | Shares | 0 | |
0 | 2021-05-14 | 1 | -1 | Shares | 0 | |
0 | 2020-10-22 | 3.07K | -3.07K | Shares | 0 | |
0 | 2021-02-08 | 20 | -20 | Shares | 0 | |
0 | 2020-08-13 | 1.10K | -1.10K | Shares | 0 | |
0 | 2021-05-13 | 0 | 0 | Shares | 0 | |
0 | 2021-05-07 | 5 | -5 | Shares | 0 | |
0 | 2020-11-02 | 7.56K | -7.56K | Shares | 0 | |
0 | 2021-05-13 | 60 | -60 | Shares | 0 | |
0 | 2021-02-16 | 2.70K | -2.70K | Shares | 0 | |
0 | 2021-02-04 | 20K | -20K | Shares | 0 |