Flammer Martina M.D. - Insider Non-Derivative Transactions at INSMED Inc (INSM) - (SEC)
Updated on January 3, 2026.
According to recent SEC insider information filed on Dec 1, 2025, Flammer Martina M.D.'s relationship to INSMED Inc (INSM) is Officer (Chief Medical Officer), and currently has 92,006 shares of Common Stock.
The chart below shows the number of shares owned, and the table shows the recent insider transactions.
You can see similar information for other INSM insiders.
Related Topics: SEC Topic List.
Data Source: SEC.
Flammer Martina M.D. - Insider Non-Derivative Transactions of INSM Common Stock
Flammer Martina M.D. - Insider Non-Derivative Transactions at INSM
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| Date | Transaction | No. of Shares | Price Per Share | Shares Owned After Transactions |
|---|---|---|---|---|
| Dec 2, 2025 | Sell -- (Common Stock) | 1559 | 207.73 | 83111 |
| Dec 2, 2025 | Sell -- (Common Stock) | 5886 | 207.03 | 84670 |
| Dec 2, 2025 | Sell -- (Common Stock) | 1450 | 205.98 | 90556 |
| Dec 2, 2025 | M -- (Common Stock) | 8895 | 25.83 | 92006 |
| Nov 12, 2025 | Sell -- (Common Stock) | 2913 | 191.04 | 83111 |
| Nov 12, 2025 | Sell -- (Common Stock) | 10622 | 190.33 | 86024 |
| Nov 12, 2025 | M -- (Common Stock) | 12949 | 17.07 | 96060 |
| Nov 12, 2025 | Sell -- (Common Stock) | 12224 | 189.36 | 96646 |
| Nov 12, 2025 | Sell -- (Common Stock) | 5467 | 188.38 | 108870 |
| Nov 12, 2025 | M -- (Common Stock) | 18277 | 18.95 | 114337 |
| Sep 3, 2025 | Sell -- (Common Stock) | 34615 | 146.05 | 83111 |
| Sep 3, 2025 | M -- (Common Stock) | 13680 | 34.03 | 96791 |
| Sep 3, 2025 | M -- (Common Stock) | 17160 | 26.46 | 113951 |
| Sep 3, 2025 | Sell -- (Common Stock) | 63782 | 145.33 | 117726 |
| Sep 3, 2025 | M -- (Common Stock) | 25710 | 26.43 | 139661 |
| Sep 3, 2025 | M -- (Common Stock) | 38846 | 17.07 | 178507 |
| Sep 3, 2025 | Sell -- (Common Stock) | 28063 | 144.05 | 181508 |
| Sep 3, 2025 | M -- (Common Stock) | 13072 | 19.74 | 191579 |
| Sep 3, 2025 | Sell -- (Common Stock) | 35245 | 143.16 | 209571 |
| Sep 3, 2025 | M -- (Common Stock) | 36555 | 18.95 | 228134 |
| Sep 3, 2025 | Sell -- (Common Stock) | 5877 | 142.03 | 244816 |
| Sep 3, 2025 | Sell -- (Common Stock) | 19066 | 141.27 | 250693 |
| Sep 3, 2025 | M -- (Common Stock) | 23835 | 29.13 | 251969 |
| Sep 3, 2025 | M -- (Common Stock) | 17790 | 25.83 | 269759 |
| Aug 5, 2025 | Sell -- (Common Stock) | 8715 | 109.5 | 83111 |
| Aug 5, 2025 | M -- (Common Stock) | 8715 | 19.74 | 91826 |
| Jun 12, 2025 | Sell -- (Common Stock) | 19423 | 94.5 | 83111 |
| Jun 12, 2025 | M -- (Common Stock) | 19423 | 17.07 | 102534 |
| Jun 11, 2025 | Sell -- (Common Stock) | 25740 | 88.64 | 83111 |
| Jun 11, 2025 | M -- (Common Stock) | 25740 | 26.46 | 108851 |
| Jun 4, 2025 | Sell -- (Common Stock) | 1686 | 71.5 | 83111 |
| May 17, 2025 | Sell -- (Common Stock) | 1799 | 67.53 | 84797 |
| May 16, 2025 | Sell -- (Common Stock) | 9925 | 65.47 | 86596 |
| May 16, 2025 | Acquisition -- (Common Stock) | 6508 | 0 | 96521 |
| May 15, 2025 | Sell -- (Common Stock) | 1744 | 65.61 | 90013 |
| May 14, 2025 | Sell -- (Common Stock) | 8408 | 67.81 | 91757 |
| Feb 11, 2025 | Sell -- (Common Stock) | 23010 | 79.33 | 100165 |
| Feb 11, 2025 | Sell -- (Common Stock) | 5089 | 78.36 | 123175 |
| Feb 11, 2025 | Sell -- (Common Stock) | 9729 | 77.02 | 128264 |
| Feb 8, 2025 | Sell -- (Common Stock) | 60 | 79.59 | 137993 |
| Feb 7, 2025 | Sell -- (Common Stock) | 33055 | 80.9 | 138053 |
| Feb 6, 2025 | Acquisition -- (Common Stock) | 70943 | 0 | 171108 |
| Jan 15, 2025 | Sell -- (Common Stock) | 1384 | 68.72 | 100165 |
| Jan 11, 2025 | Sell -- (Common Stock) | 4801 | 63.62 | 101549 |
| Jan 11, 2025 | Sell -- (Common Stock) | 1371 | 63.73 | 106350 |
| Jan 9, 2025 | Sell -- (Common Stock) | 1702 | 66.16 | 101064 |
| Jan 9, 2025 | Acquisition -- (Common Stock) | 6657 | 0 | 107721 |
| Jan 8, 2025 | Sell -- (Common Stock) | 3344 | 65.91 | 102766 |
| Sep 17, 2024 | Sell -- (Common Stock) | 13436 | 74.92 | 106134 |
| Sep 17, 2024 | M -- (Common Stock) | 13436 | 34.03 | 119570 |
| Sep 14, 2024 | Sell -- (Common Stock) | 26969 | 74.9 | 106134 |
| Sep 14, 2024 | M -- (Common Stock) | 26969 | 34.03 | 133103 |
| Sep 13, 2024 | Sell -- (Common Stock) | 635 | 74.92 | 106134 |
| Sep 13, 2024 | M -- (Common Stock) | 635 | 34.03 | 106769 |
| Sep 7, 2024 | Sell -- (Common Stock) | 9064 | 72.61 | 106134 |
| Sep 7, 2024 | Sell -- (Common Stock) | 63483 | 71.43 | 115198 |
| Sep 7, 2024 | M -- (Common Stock) | 36555 | 18.95 | 142689 |
| Sep 7, 2024 | M -- (Common Stock) | 25740 | 26.46 | 168429 |
| Sep 7, 2024 | Sell -- (Common Stock) | 76455 | 70.9 | 178681 |
| Sep 7, 2024 | M -- (Common Stock) | 18874 | 23.66 | 187303 |
| Sep 7, 2024 | M -- (Common Stock) | 34280 | 26.43 | 221583 |
| Sep 7, 2024 | M -- (Common Stock) | 14130 | 23.75 | 235713 |
| Sep 7, 2024 | M -- (Common Stock) | 19423 | 17.07 | 255136 |
| Jun 11, 2024 | Sell -- (Common Stock) | 21195 | 60 | 106134 |
| Jun 11, 2024 | M -- (Common Stock) | 21195 | 23.75 | 127329 |
| May 31, 2024 | Sell -- (Common Stock) | 21195 | 55 | 106134 |
| May 31, 2024 | M -- (Common Stock) | 21195 | 23.75 | 127329 |
| May 29, 2024 | Sell -- (Common Stock) | 103806 | 49.62 | 106134 |
| May 29, 2024 | M -- (Common Stock) | 103806 | 23.66 | 209940 |
| May 18, 2024 | Sell -- (Common Stock) | 4642 | 25.09 | 106134 |
| May 15, 2024 | Sell -- (Common Stock) | 10640 | 25.47 | 110776 |
| May 14, 2024 | Acquisition -- (Common Stock) | 14518 | 0 | 121416 |
| Jan 13, 2024 | Sell -- (Common Stock) | 4667 | 28.63 | 106898 |
| Jan 11, 2024 | Sell -- (Common Stock) | 1245 | 28.9 | 111565 |
| Jan 10, 2024 | Sell -- (Common Stock) | 4715 | 29.01 | 112810 |
| Jan 6, 2024 | Sell -- (Common Stock) | 1386 | 29.21 | 117525 |
| Jan 5, 2024 | Acquisition -- (Common Stock) | 12873 | 0 | 118911 |
| Dec 23, 2023 | Sell -- (Common Stock) | 28310 | 30 | 106038 |
| Dec 23, 2023 | M -- (Common Stock) | 28310 | 23.66 | 134348 |
| Jun 14, 2023 | Sell -- (Common Stock) | 8868 | 19.27 | 106038 |
| May 17, 2023 | Sell -- (Common Stock) | 1718 | 18.43 | 114906 |
| May 16, 2023 | Sell -- (Common Stock) | 2576 | 19.28 | 116624 |
| May 12, 2023 | Acquisition -- (Common Stock) | 31662 | 0 | 104425 |
| May 12, 2023 | Acquisition -- (Common Stock) | 14775 | 0 | 119200 |
| Jan 11, 2023 | Sell -- (Common Stock) | 3439 | 18.06 | 72763 |
| Jan 6, 2023 | Sell -- (Common Stock) | 1374 | 19.73 | 65058 |
| Jan 6, 2023 | Acquisition -- (Common Stock) | 7598 | 0 | 72656 |
| Jan 6, 2023 | Acquisition -- (Common Stock) | 3546 | 0 | 76202 |
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