INSMED Inc
INSM
51 insider filings · Latest: Sep 9, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Jun 10, 2025 | Jun 10 9:24 PM | Bonstein Sara | Proposed Sale | 57,766 | $89.09 | $5.1M | — | View → |
| Jun 10, 2025 | Jun 10 9:18 PM | Flammer Martina M.D. | Proposed Sale | 25,740 | $88.61 | $2.3M | — | View → |
| Jun 10, 2025 | Jun 10 9:13 PM | Schaeffer Orlov S Nicole | Proposed Sale | 38,300 | $88.61 | $3.4M | — | View → |
| Jun 10, 2025 | Jun 10 8:24 PM | ALFRED ALTOMARI | Proposed Sale | 25,000 | $70.68 | $1.8M | — | View → |
| Jun 5, 2025 | Jun 5 8:38 PM | Smith Michael Alexander | Proposed Sale | 1,879 | $73.47 | $138.1K | — | View → |
| Jun 4, 2025 | Jun 4 4:33 PM | MCGIRR DAVID W J | Proposed Sale | 3,000 | $73.27 | $219.8K | — | View → |
| Jun 3, 2025 | Jun 3 9:32 PM | Bonstein Sara | Proposed Sale | 1,579 | $71.50 | $112.9K | — | View → |
| Jun 3, 2025 | Jun 3 9:24 PM | Flammer Martina M.D. | Proposed Sale | 1,686 | $71.50 | $120.5K | — | View → |
| Jun 3, 2025 | Jun 3 9:15 PM | Adsett Roger | Proposed Sale | 1,860 | $71.50 | $133.0K | — | View → |
| Jun 3, 2025 | Jun 3 9:09 PM | Smith Michael Alexander | Proposed Sale | 1,448 | $71.50 | $103.5K | — | View → |
| Jun 3, 2025 | Jun 3 9:00 PM | Wise John Drayton | Proposed Sale | 1,860 | $71.50 | $133.0K | — | View → |
| Jun 3, 2025 | Jun 3 8:43 PM | Schaeffer Orlov S Nicole | Proposed Sale | 1,642 | $71.50 | $117.4K | — | View → |
| Jun 3, 2025 | Jun 3 8:37 PM | Lewis William | Proposed Sale | 5,472 | $71.50 | $391.2K | — | View → |
| Jun 3, 2025 | Jun 3 4:50 PM | MCGIRR DAVID W J | Proposed Sale | 3,250 | $71.30 | $231.7K | — | View → |
| Jun 2, 2025 | Jun 2 8:35 PM | Lewis William | Proposed Sale | 6,830 | $71.28 | $486.8K | — | View → |
| May 30, 2025 | May 30 8:08 PM | Smith Michael Alexander | Proposed Sale | 26,327 | $69.63 | $1.8M | — | View → |
| May 29, 2025 | May 29 8:22 PM | Wise John Drayton | Proposed Sale | 6,691 | $66.60 | $445.6K | — | View → |
| May 28, 2025 | May 28 8:14 PM | Wise John Drayton | Proposed Sale | 3,431 | $68.00 | $233.3K | — | View → |
| May 20, 2025 | May 20 9:03 PM | Wise John Drayton | Proposed Sale | 7,000 | $67.38 | $471.7K | — | View → |
| May 20, 2025 | May 20 8:54 PM | Lewis William | Proposed Sale | 27,887 | $67.63 | $1.9M | — | View → |
Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Jan 20, 2026 | Jan 22 9:28 PM | William LewisDirector, Chair and CEO | Option Exercise | 10,699 | $30.46 | 53,280(D) | View → |
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