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Insider Trading

Last Updated: 1 week, 1 day ago

William Lewis has an estimated net worth of at least $69.8 million*, as of Dec. 18, 2024. They own 618,049 shares of INSM stock. They have sold 906,193 shares of INSM stock since 2021, for an estimated $24.0 million.

William Lewis $INSM SEC Form 4 Insider Trading

William Lewis has filed a total of 44 insider trades in $INSM since 2021. Their most recent trade was a sale of 1,590 shares, made on Dec 19, 2024. Their largest trade was a sale of 161,193 shares, made on Aug 08, 2022. We estimate that they now own 618,049 shares of $INSM, worth an estimated $45.8 million.



Insider Trading at $INSM

There have been a total of 159 insider trades reported at $INSM since 2021, with 139,235 shares purchased and 2.2 million shares sold. The most active insider traders in $INSM stock have been William Lewis, Martina M.D. Flammer, and Orlov S Nicole Schaeffer. The most recent trade was a sale of 5,240 shares reported by William Lewis (Chair and CEO), made on Dec 19, 2024.



History of Insider Stock Trades by William Lewis

Company Ticker Purchase / Sale Shares Date Disclosed (EST)
INSM Sale 1,590 Dec 19, 2024 Dec. 20, 2024, 5:25 p.m.
INSM Sale 5,240 Dec 19, 2024 Dec. 20, 2024, 5:25 p.m.
INSM Sale 5,588 Dec 19, 2024 Dec. 20, 2024, 5:25 p.m.
INSM Sale 13,162 Dec 19, 2024 Dec. 20, 2024, 5:25 p.m.
INSM Sale 11,504 Dec 12, 2024 Dec. 13, 2024, 5:16 p.m.
INSM Sale 6,847 Dec 12, 2024 Dec. 13, 2024, 5:16 p.m.
INSM Sale 399 Dec 12, 2024 Dec. 13, 2024, 5:16 p.m.
INSM Sale 4,087 Dec 12, 2024 Dec. 13, 2024, 5:16 p.m.
INSM Sale 2,562 Dec 12, 2024 Dec. 13, 2024, 5:16 p.m.
INSM Sale 181 Dec 12, 2024 Dec. 13, 2024, 5:16 p.m.
INSM Sale 22,198 May 14, 2024 May 15, 2024, 4:34 p.m.
INSM Sale 9,887 Jan 09, 2024 Jan. 10, 2024, 5:15 p.m.
INSM Sale 20,169 Jan 08, 2024 Jan. 10, 2024, 5:15 p.m.
INSM Sale 24,951 Jan 08, 2024 Jan. 10, 2024, 5:15 p.m.
INSM Sale 6,979 Jan 05, 2024 Jan. 5, 2024, 6:29 p.m.
INSM Sale 327 Oct 27, 2023 Oct. 31, 2023, 4:04 p.m.
INSM Sale 53,363 Oct 27, 2023 Oct. 31, 2023, 4:04 p.m.
INSM Sale 1,322 Oct 27, 2023 Oct. 31, 2023, 4:04 p.m.
INSM Sale 315 Oct 27, 2023 Oct. 31, 2023, 4:04 p.m.
INSM Sale 55,350 Oct 27, 2023 Oct. 31, 2023, 4:04 p.m.
INSM Sale 1,323 Oct 27, 2023 Oct. 31, 2023, 4:04 p.m.
INSM Sale 3,714 May 16, 2023 May 17, 2023, 4:11 p.m.
INSM Sale 7,099 May 17, 2023 May 17, 2023, 4:11 p.m.
INSM Sale 6,048 May 15, 2023 May 17, 2023, 4:11 p.m.
INSM Sale 6,994 Jan 10, 2023 Jan. 12, 2023, 5:10 p.m.
INSM Sale 7,008 Jan 05, 2023 Jan. 6, 2023, 5:24 p.m.
INSM Sale 161,193 Aug 08, 2022 Aug. 10, 2022, 4:18 p.m.
INSM Sale 24,430 Aug 08, 2022 Aug. 10, 2022, 4:18 p.m.
INSM Sale 24,977 Aug 08, 2022 Aug. 10, 2022, 4:18 p.m.
INSM Sale 6,200 Aug 08, 2022 Aug. 10, 2022, 4:18 p.m.
INSM Sale 96,614 Jul 07, 2022 July 8, 2022, 4:04 p.m.
INSM Sale 3,398 May 16, 2022 May 18, 2022, 4:07 p.m.
INSM Sale 5,996 May 17, 2022 May 18, 2022, 4:07 p.m.
INSM Sale 981 Mar 23, 2022 March 25, 2022, 5:40 p.m.
INSM Sale 65,405 Mar 23, 2022 March 25, 2022, 5:40 p.m.
INSM Sale 30,228 Mar 23, 2022 March 25, 2022, 5:40 p.m.
INSM Sale 2,873 Jan 11, 2022 Jan. 13, 2022, 5:41 p.m.
INSM Sale 7,126 Jan 05, 2022 Jan. 6, 2022, 8 p.m.
INSM Sale 5,337 Jan 06, 2022 Jan. 6, 2022, 8 p.m.
INSM Sale 46,614 Dec 23, 2021 Dec. 28, 2021, 5:08 p.m.
INSM Sale 3,386 Dec 23, 2021 Dec. 28, 2021, 5:08 p.m.
INSM Sale 46,614 Dec 27, 2021 Dec. 28, 2021, 5:08 p.m.
INSM Sale 83,307 Sep 30, 2021 Sept. 30, 2021, 8 p.m.
INSM Sale 13,307 Sep 30, 2021 Sept. 30, 2021, 8 p.m.




$INSM Executives and Stock Owners with Insider Trades



*This is only based off of information found in SEC filings, and may not reflect actual net worth. There may also be inaccuracies due to privately holdings filing errors, parsing errors, accidental double-counting of shares, incorrect classification of indirectly owned shares, sales prior to dataset start date, or any other number of issues.