Ulrik B. Nielsen, Director at MERRIMACK PHARMACEUTICALS INC (MACK), sold 21,556 shares at $14.46 ($310K) on 2017-09-11, disclosed to the SEC on 2017-09-13.
Open-market sale of $310k MACK by Director. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $14.46 | 14,756 | $213K | 68.7% |
| 2 | $14.27 | 6,800 | $97K | 31.3% |
| Total | $14.40 avg | 21,556 | $310K | 100% |
| Filing → |
| MACK | SELL | 2015-07-22 | $214K | — | Filing → |
| MACK | SELL | 2015-06-19 | $481K | — | Filing → |
| MACK | SELL | 2015-05-19 | $522K | — | Filing → |