| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For INSM | |||||
| 2026-05-14 | Flammer, Martina M.d. | Chief Medical Officer | Sold | 10479 | $117.54 |
| 2026-05-13 | Schafer, Carol | Director | Purchased | 3305 | $0.00 |
| 2026-05-13 | Flammer, Martina M.d. | Chief Medical Officer | Sold | 4470 | $112.76 |
| 2026-05-13 | Anderson, Elizabeth M | Director | Purchased | 3305 | $0.00 |
| 2026-05-13 | Adsett, Roger | Chief Operating Officer | Sold | 5837 | $116.18 |
| 2026-05-13 | Bonstein, Sara | Chief Financial Officer | Sold | 8272 | $116.18 |
| 2026-05-13 | Lewis, William | Director, Chair and CEO | Sold | 13283 | $116.18 |
| 2026-05-13 | Lee, Leo | Director | Purchased | 3305 | $0.00 |
| 2026-05-13 | Desjardins, Clarissa | Director | Purchased | 3305 | $0.00 |
| 2026-05-13 | Brennan, David R | Director | Purchased | 3305 | $0.00 |
| 2026-05-13 | Sharoky, Melvin Md | Director | Purchased | 3305 | $0.00 |
| 2026-05-13 | Smith, Michael Alexander | Chief Legal Officer | Sold | 4109 | $116.18 |
| 2026-05-13 | Flammer, Martina M.d. | Chief Medical Officer | Sold | 3384 | $116.18 |
| 2026-05-11 | Flammer, Martina M.d. | Chief Medical Officer | Sold | 12119 | $100.35 |
| 2026-05-11 | Flammer, Martina M.d. | Chief Medical Officer | Purchased | 12949 | $17.07 |
| 2026-05-11 | Flammer, Martina M.d. | Chief Medical Officer | Sold | 830 | $101.18 |
| 2026-05-11 | Flammer, Martina M.d. | Chief Medical Officer | Sold | 12949 | $0.00 |
| 2026-05-04 | Lewis, William | Director, Chair and CEO | Purchased | 4440 | $17.16 |
| 2026-05-04 | Lewis, William | Director, Chair and CEO | Sold | 4440 | $0.00 |
| 2026-05-04 | Lewis, William | Director, Chair and CEO | Sold | 6259 | $0.00 |