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 |
|---|---|---|---|---|---|---|---|---|
| Feb 18, 2025 | Feb 18 10:31 PM | Lewis William | Proposed Sale | 25,580 | $81.00 | $2.1M | — | View → |
| Feb 11, 2025 | Feb 11 9:42 PM | Bonstein Sara | Proposed Sale | 36,643 | $80.00 | $2.9M | — | View → |
| Feb 10, 2025 | Feb 10 9:52 PM | Flammer Martina M.D. | Proposed Sale | 37,828 | $78.57 | $3.0M | — | View → |
| Feb 10, 2025 | Feb 10 9:45 PM | Adsett Roger | Proposed Sale | 42,975 | $78.57 | $3.4M | — | View → |
| Feb 6, 2025 | Feb 6 10:56 PM | Wise John Drayton | Proposed Sale | 8,000 | $80.90 | $647.2K | — | View → |
| Feb 6, 2025 | Feb 6 10:43 PM | Smith Michael Alexander | Proposed Sale | 21,000 | $80.90 | $1.7M | — | View → |
| Feb 6, 2025 | Feb 6 10:39 PM | Schaeffer Orlov S Nicole | Proposed Sale | 61,000 | $80.90 | $4.9M | — | View → |
| Feb 6, 2025 | Feb 6 10:34 PM | Lewis William | Proposed Sale | 86,000 | $80.90 | $7.0M | — | View → |
| Feb 6, 2025 | Feb 6 10:25 PM | Flammer Martina M.D. | Proposed Sale | 33,500 | $80.90 | $2.7M | — | View → |
| Feb 6, 2025 | Feb 6 10:21 PM | Bonstein Sara | Proposed Sale | 29,000 | $80.90 | $2.3M | — | View → |
| Feb 6, 2025 | Feb 6 10:17 PM | Adsett Roger | Proposed Sale | 46,000 | $80.90 | $3.7M | — | View → |
| Feb 3, 2025 | Feb 3 9:35 PM | Lewis William | Proposed Sale | 25,580 | $77.91 | $2.0M | — | View → |
| Jan 30, 2025 | Jan 30 9:28 PM | Schaeffer Orlov S Nicole | Proposed Sale | 91,140 | $80.00 | $7.3M | — | View → |
| Jan 15, 2025 | Jan 15 10:17 PM | Lewis William | Proposed Sale | 38,635 | $70.17 | $2.7M | — | View → |
| 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 → |
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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