INSMED Inc
INSM
44 insider filings · Latest: Jun 25, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Jan 10, 2025 | Jan 10 11:11 PM | Adsett Roger | Proposed Sale | 5,061 | $64.50 | $326.4K | — | View → |
| Jan 10, 2025 | Jan 10 11:01 PM | Schaeffer Orlov S Nicole | Proposed Sale | 3,964 | $64.50 | $255.7K | — | View → |
| Jan 10, 2025 | Jan 10 10:53 PM | Flammer Martina M.D. | Proposed Sale | 6,185 | $64.50 | $398.9K | — | View → |
| Jan 10, 2025 | Jan 10 10:45 PM | Bonstein Sara | Proposed Sale | 1,066 | $63.72 | $67.9K | — | View → |
| Jan 10, 2025 | Jan 10 10:42 PM | Flammer Martina M.D. | Proposed Sale | 1,371 | $63.73 | $87.4K | — | View → |
| Jan 10, 2025 | Jan 10 10:38 PM | Adsett Roger | Proposed Sale | 1,298 | $63.86 | $82.9K | — | View → |
| Jan 10, 2025 | Jan 10 10:31 PM | Smith Michael Alexander | Proposed Sale | 319 | $63.38 | $20.2K | — | View → |
| Jan 10, 2025 | Jan 10 10:19 PM | Wise John Drayton | Proposed Sale | 287 | $65.40 | $18.8K | — | View → |
| Jan 10, 2025 | Jan 10 10:16 PM | Schaeffer Orlov S Nicole | Proposed Sale | 965 | $63.86 | $61.6K | — | View → |
| Jan 10, 2025 | Jan 10 10:09 PM | Lewis William | Proposed Sale | 2,978 | $63.34 | $188.6K | — | View → |
| Jan 8, 2025 | Jan 8 10:31 PM | Bonstein Sara | Proposed Sale | 1,464 | $66.04 | $96.7K | — | View → |
| Jan 8, 2025 | Jan 8 10:26 PM | Flammer Martina M.D. | Proposed Sale | 1,702 | $66.15 | $112.6K | — | View → |
| Jan 8, 2025 | Jan 8 10:17 PM | Adsett Roger | Proposed Sale | 1,882 | $66.10 | $124.4K | — | View → |
| Jan 8, 2025 | Jan 8 9:57 PM | Smith Michael Alexander | Proposed Sale | 1,064 | $66.21 | $70.4K | — | View → |
| Jan 8, 2025 | Jan 8 9:52 PM | Wise John Drayton | Proposed Sale | 392 | $66.21 | $26.0K | — | View → |
| Jan 8, 2025 | Jan 8 9:47 PM | Schaeffer Orlov S Nicole | Proposed Sale | 1,209 | $65.84 | $79.6K | — | View → |
| Jan 8, 2025 | Jan 8 9:39 PM | Lewis William | Proposed Sale | 3,999 | $65.95 | $263.7K | — | View → |
| Jan 7, 2025 | Jan 7 11:03 PM | Bonstein Sara | Proposed Sale | 3,470 | $66.11 | $229.4K | — | View → |
| Jan 7, 2025 | Jan 7 10:54 PM | Flammer Martina M.D. | Proposed Sale | 3,344 | $65.91 | $220.4K | — | View → |
| Jan 7, 2025 | Jan 7 10:45 PM | Adsett Roger | Proposed Sale | 2,444 | $66.11 | $161.6K | — | View → |
Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Jun 25, 2026 | Jun 26 8:03 PM | William LewisDirector, Chair and CEO | Option Exercise | 21,398 | $30.46 | 8,880(D) | View → |
| Jun 23, 2026 | Jun 24 8:15 PM | Samuele ButeraSVP, GM, Global Respiratory | Grant/Award | 12,570 | $102.15 | 12,570(D) | View → |
| May 18, 2026 | May 20 8:06 PM | William LewisDirector, Chair and CEO | Option Exercise | 10,699 | $30.46 | 17,760(D) | View → |
| May 11, 2026 | May 13 8:50 PM | Martina M.D. FlammerChief Medical Officer | Option Exercise | 12,949 | $17.07 | 0(D) | View → |
| May 4, 2026 | May 6 8:11 PM | William LewisDirector, Chair and CEO | Option Exercise | 10,699 | $30.46 | 22,200(D) | View → |
| Apr 16, 2026 | Apr 17 8:43 PM | William LewisDirector, Chair and CEO | Option Exercise | 10,699 | $30.46 | 26,640(D) | View → |
| Apr 6, 2026 | Apr 8 8:41 PM | William LewisDirector, Chair and CEO | Option Exercise | 10,699 | $30.46 | 31,080(D) | View → |
| Apr 1, 2026 | Apr 3 8:07 PM | Roger AdsettChief Operating Officer | Option Exercise | 88,060 | $14.56 | 0(D) | View → |
| Mar 30, 2026 | Mar 31 8:13 PM | Michael Alexander SmithChief Legal Officer | Option Exercise | 19,638 | $27.89 | 18,561(D) | View → |
| Mar 19, 2026 | Mar 20 8:05 PM | William LewisDirector, Chair and CEO | Option Exercise | 10,699 | $30.46 | 35,520(D) | View → |
| Mar 5, 2026 | Mar 5 9:16 PM | William LewisDirector, Chair and CEO | Option Exercise | 10,699 | $30.46 | 39,960(D) | View → |
| Feb 24, 2026 | Feb 25 9:04 PM | Michael Alexander SmithChief Legal Officer | Option Exercise | 20,248 | $17.07 | 14,282(D) | View → |
| Feb 19, 2026 | Feb 23 9:34 PM | William LewisDirector, Chair and CEO | Option Exercise | 10,699 | $30.46 | 44,400(D) | View → |
| Feb 9, 2026 | Feb 11 9:42 PM | William LewisDirector, Chair and CEO | Option Exercise | 10,699 | $30.46 | 68,850(D) | View → |
| Feb 2, 2026 | Feb 4 9:15 PM | Martina M.D. FlammerChief Medical Officer | Option Exercise | 7,982 | $65.72 | 23,948(D) | View → |
| Jan 20, 2026 | Jan 22 9:28 PM | William LewisDirector, Chair and CEO | Option Exercise | 10,699 | $30.46 | 53,280(D) | View → |