Smith Michael Alexander - Insider Non-Derivative Transactions at INSMED Inc (INSM) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Nov 3, 2025, Smith Michael Alexander's relationship to INSMED Inc (INSM) is Officer (Chief Legal Officer), and currently has 82,032 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.
Smith Michael Alexander - Insider Non-Derivative Transactions of INSM Common Stock
Smith Michael Alexander - Insider Non-Derivative Transactions at INSM
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Date Transaction No. of Shares Price Per Share Shares Owned After Transactions
Nov 4, 2025 Sell -- (Common Stock) 1400 187.97 54902
Nov 4, 2025 Sell -- (Common Stock) 1572 187.15 56302
Nov 4, 2025 Sell -- (Common Stock) 3636 185.93 57874
Nov 4, 2025 Sell -- (Common Stock) 3243 184.91 61510
Nov 4, 2025 Sell -- (Common Stock) 4032 183.92 64753
Nov 4, 2025 Sell -- (Common Stock) 4286 182.6 68785
Nov 4, 2025 Sell -- (Common Stock) 7619 181.88 73071
Nov 4, 2025 Sell -- (Common Stock) 1342 181.01 80690
Nov 4, 2025 M -- (Common Stock) 27130 23.75 82032
Sep 3, 2025 Sell -- (Common Stock) 1183 145.89 54902
Sep 3, 2025 Sell -- (Common Stock) 4944 145.18 56085
Sep 3, 2025 Sell -- (Common Stock) 8300 144.16 61029
Sep 3, 2025 Sell -- (Common Stock) 7391 143.16 69329
Sep 3, 2025 Sell -- (Common Stock) 1100 142.06 76720
Sep 3, 2025 Sell -- (Common Stock) 1354 141.16 77820
Sep 3, 2025 M -- (Common Stock) 12780 30.46 79174
Jul 16, 2025 Sell -- (Common Stock) 933 102.51 66394
Jul 12, 2025 Sell -- (Common Stock) 748 96.41 67327
Jun 6, 2025 Sell -- (Common Stock) 1879 73.5 67718
Jun 4, 2025 Sell -- (Common Stock) 1448 71.5 69597
May 31, 2025 Sell -- (Common Stock) 20000 70 71045
May 31, 2025 Sell -- (Common Stock) 6327 68.56 91045
May 16, 2025 Acquisition -- (Common Stock) 5578 0 97372
May 15, 2025 Sell -- (Common Stock) 409 65.61 91794
May 14, 2025 Sell -- (Common Stock) 4407 67.81 92203
Feb 7, 2025 Sell -- (Common Stock) 20650 80.9 96610
Feb 6, 2025 Acquisition -- (Common Stock) 47295 0 117260
Jan 11, 2025 Sell -- (Common Stock) 319 63.38 69965
Jan 9, 2025 Sell -- (Common Stock) 1064 66.21 64578
Jan 9, 2025 Acquisition -- (Common Stock) 5706 0 70284
Jan 8, 2025 Sell -- (Common Stock) 2306 65.98 65642
Sep 14, 2024 Sell -- (Common Stock) 9000 74.75 67856
Sep 14, 2024 Sell -- (Common Stock) 18871 74.16 76856
Sep 14, 2024 M -- (Common Stock) 7000 22.76 95727
Aug 13, 2024 Sell -- (Common Stock) 20415 73.65 88727
Aug 13, 2024 M -- (Common Stock) 11900 17.16 100627
Aug 13, 2024 Sell -- (Common Stock) 67655 72.75 109142
Aug 13, 2024 M -- (Common Stock) 41640 13.91 142267
Aug 13, 2024 M -- (Common Stock) 34530 17.07 176797
Jul 9, 2024 F -- (Common Stock) 730 70.05 88727
May 29, 2024 Sell -- (Common Stock) 44722 49.53 88828
May 29, 2024 M -- (Common Stock) 7000 16.07 101579
May 29, 2024 M -- (Common Stock) 10000 16.16 111579
May 29, 2024 M -- (Common Stock) 3691 10.85 115270
May 29, 2024 M -- (Common Stock) 3470 11.38 118740
May 29, 2024 M -- (Common Stock) 14810 13.67 133550
May 15, 2024 Sell -- (Common Stock) 5093 25.4 94579
May 14, 2024 Acquisition -- (Common Stock) 13308 0 99672
Jan 10, 2024 Sell -- (Common Stock) 2373 28.76 86364
Jan 6, 2024 Sell -- (Common Stock) 627 29.31 88737
Jan 5, 2024 Acquisition -- (Common Stock) 11800 0 89364
Jul 12, 2023 Sell -- (Common Stock) 740 20.18 77142
May 18, 2023 Sell -- (Common Stock) 1263 18.18 77082
May 17, 2023 Sell -- (Common Stock) 475 18.43 78345
May 16, 2023 Sell -- (Common Stock) 1897 19.24 78820
May 12, 2023 Acquisition -- (Common Stock) 26385 0 80717
Jan 11, 2023 Sell -- (Common Stock) 1836 17.93 54332
Jan 6, 2023 Sell -- (Common Stock) 720 19.72 49836
Jan 6, 2023 Acquisition -- (Common Stock) 6332 0 56168