$SGMOQ 3 SEC Filings

Filed On	Filing
09 Oct 2025	Form 3: Jain Nikunj, Principal Accounting Officer Holds 253,003 shares of Common Stock
28 Oct 2024	Form 3: Davis Gregory D, Head of Research & Technology Holds 203,089 shares of Common Stock
28 Nov 2023	Form 3: Pooler Amy, VP, Head of Research Holds 51,472 shares of Common Stock
19 Dec 2022	Form 3: Horn Margaret A, Director Holds 0 shares of No securities owned.
19 Dec 2022	Form 3: Beers Courtney, Director Holds 0 shares of No securities owned.
19 Sep 2022	Form 3: Dubois-Stringfellow Nathalie, SVP-Chief Development Officer Holds 94,954 shares of Common Stock
09 Aug 2021	Form 3: Willoughby Scott B., SVP, Gen. Counsel & Secretary Holds 47,095 shares of Common Stock
19 Mar 2021	Form 3: Fontenot Jason D., SVP, Chief Scientific Officer Holds 63,307 shares of Common Stock
10 Feb 2021	Form 3: Schott Robert J., SVP, Head of Development No securities owned
11 Sep 2020	Form 3: Hillan Kenneth J., Director No securities owned
07 May 2020	Form 3: McClung David Mark, EVP Chief Business Officer No securities owned
22 Apr 2020	Form 3: Biogen Inc., 10% owner and 1 other Holds 24,420,157 shares of Common Stock
13 Feb 2020	Form 3: Markels John, Director No securities owned
26 Nov 2019	Form 3: Meyers James R, Director No securities owned
05 Nov 2019	Form 3: Lee Sung, EVP, Chief Financial Officer No securities owned
26 Sep 2019	Form 3: Ramelmeier Rolf Andrew, EVP, Technical Operations Holds 15,770 shares of Common Stock
06 Aug 2019	Form 3: Loeb Gary, EVP & General Counsel No securities owned
18 Jun 2019	Form 3: Duraibabu Prathyusha, VP, Principal Acct. Officer Holds 5,750 shares of Common Stock
23 Jan 2019	Form 3: Woolfson Adrian, EVP, Research and Development Holds 18,679 shares of Common Stock
04 Oct 2018	Form 3: Boissel Stephane, EVP, Corporate Strategy No securities owned

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