Western Standard LLC, Director at MERRIMACK PHARMACEUTICALS INC (MACK), bought 519,872 shares at $11.33 ($5.5M) on 2022-12-30, disclosed to the SEC on 2023-01-03.
High-signal trade — passes our conviction filters but the AI narrative is still being generated. Check back shortly.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $10.55 | 28,661 | $302K | 5.4% |
| 2 | $10.55 | 28,661 | $302K | 5.4% |
| 3 | $10.55 | 189,975 | $2.0M | 36.1% |
| 4 | $10.55 | 189,975 | $2.0M | 36.1% |
| 5 | $11.33 | 8,270 | $94K | 1.7% |
| 6 | $11.33 | 8,270 |
| $94K |
| 1.7% |
| 7 | $11.33 | 33,030 | $374K | 6.7% |
| 8 | $11.33 | 33,030 | $374K | 6.7% |
| Total | $10.67 avg | 519,872 | $5.5M | 100% |
| Filing → |
| MACK | BUY | 2023-03-01 | $363K | — | Filing → |
| MACK | BUY | 2023-01-04 | $694K | — | Filing → |
| MACK | BUY | 2020-11-27 | $504K | — | Filing → |