Martina Flammer M.D., Chief Medical Officer at INSMED Inc (INSM), sold 12,303 shares at $169.29 ($2.1M) on 2026-01-05, disclosed to the SEC on 2026-01-06.
Seasonal sale ($2.1M) by Chief Medical Officer — this insider has traded INSM in January in at least three consecutive prior years. Pattern-driven, low signal.
Negative factors outweigh the positive ones.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $169.29 | 2,799 | $474K | 22.5% |
| 2 | $170.61 | 3,205 | $547K | 25.9% |
| 3 | $171.19 | 2,836 | $485K | 23.0% |
| 4 | $171.92 | 286 | $49K | 2.3% |
| 5 | $173.45 | 1,820 | $316K | 15.0% |
| 6 | $174.28 | 655 |
| $114K |
| 5.4% |
| 7 | $175.73 | 702 | $123K | 5.9% |
| Total | $171.38 avg | 12,303 | $2.1M | 100% |
| Filing → |
| INSM | SELL | 2026-06-05 | $455K | — | Filing → |
| INSM | SELL | 2026-05-15 | $2.1M | — | Filing → |
| INSM | SELL | 2026-05-13 | $1.3M | — | Filing → |