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 |
|---|---|---|---|---|---|---|---|---|
| Nov 3, 2025 | Nov 3 10:01 PM | Michael A Smith | Proposed Sale | 27,130 | $183.75 | $5.0M | — | View → |
| Sep 12, 2025 | Sep 12 9:03 PM | Schaeffer Orlov S Nicole | Proposed Sale | 76,520 | $145.42 | $11.1M | — | View → |
| Sep 12, 2025 | Sep 12 7:55 PM | SHAROKY MELVIN MD | Proposed Sale | 10,000 | $145.00 | $1.4M | — | View → |
| Sep 2, 2025 | Sep 2 8:49 PM | Flammer Martina M.D. | Proposed Sale | 186,648 | $144.31 | $26.9M | — | View → |
| Sep 2, 2025 | Sep 2 8:41 PM | Smith Michael Alexander | Proposed Sale | 24,272 | $143.85 | $3.5M | — | View → |
| Aug 20, 2025 | Aug 20 4:53 PM | SHAROKY MELVIN MD | Proposed Sale | 10,000 | $129.46 | $1.3M | — | View → |
| Aug 19, 2025 | Aug 19 9:19 PM | Adsett Roger | Proposed Sale | 25,000 | $127.55 | $3.2M | — | View → |
| Aug 18, 2025 | Aug 18 8:58 PM | Lewis William | Proposed Sale | 6,865 | $128.37 | $881.2K | — | View → |
| Aug 14, 2025 | Aug 14 8:10 PM | Schaeffer Orlov S Nicole | Proposed Sale | 10,000 | $127.31 | $1.3M | — | View → |
| Aug 13, 2025 | Aug 13 8:22 PM | ALFRED ALTOMARI | Proposed Sale | 13,600 | $121.64 | $1.7M | — | View → |
| Aug 12, 2025 | Aug 12 8:37 PM | SHAROKY MELVIN MD | Proposed Sale | 10,000 | $121.54 | $1.2M | — | View → |
| Aug 4, 2025 | Aug 4 8:37 PM | Lewis William | Proposed Sale | 6,830 | $109.78 | $749.8K | — | View → |
| Aug 4, 2025 | Aug 4 8:24 PM | Flammer Martina M.D. | Proposed Sale | 8,715 | $109.47 | $954.0K | — | View → |
| Jul 21, 2025 | Jul 21 8:13 PM | Bonstein Sara | Proposed Sale | 58,400 | $102.64 | $6.0M | — | View → |
| Jul 15, 2025 | Jul 15 8:27 PM | Smith Michael Alexander | Proposed Sale | 933 | $102.48 | $95.6K | — | View → |
| Jul 15, 2025 | Jul 15 8:21 PM | Lewis William | Proposed Sale | 6,830 | $102.35 | $699.0K | — | View → |
| Jul 11, 2025 | Jul 11 8:06 PM | Smith Michael Alexander | Proposed Sale | 748 | $96.41 | $72.1K | — | View → |
| Jul 7, 2025 | Jul 7 8:38 PM | Bonstein Sara | Proposed Sale | 57,764 | $95.83 | $5.5M | — | View → |
| Jul 1, 2025 | Jul 1 8:47 PM | Lewis William | Proposed Sale | 6,830 | $98.30 | $671.4K | — | View → |
| Jun 23, 2025 | Jun 23 8:11 PM | Bonstein Sara | Proposed Sale | 57,765 | $101.75 | $5.9M | — | 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 → |