Susan ALTSCHULLER

Business address
45 Tennyson St., Somerville, MA, 02145
Top holdings (ownership)
IMGN and MURA
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Susan ALTSCHULLER has filed 19 SEC EDGAR filings since 22 Jul 2020

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing 4 08 Jan 2026 06 Jan 2026 001-40708
4 Open Document Open Filing 4 01 Oct 2025 01 Oct 2025 001-40708
3 Open Document Open Filing 3 01 Oct 2025 01 Oct 2025 001-40708
4 Open Document Open Filing 4 15 Aug 2024 14 Aug 2024 001-41837
4 Open Document Open Filing 4 05 Aug 2024 01 Aug 2024 001-39311
4/A Open Document Open Filing 4/A 05 Jun 2024 30 May 2024 001-41837
4 Open Document Open Filing 4 03 Jun 2024 30 May 2024 001-41837
4 Open Document Open Filing 4 23 Jan 2024 19 Jan 2024 001-39311
4 Open Document Open Filing 4 21 Dec 2023 19 Dec 2023 001-39311
4 Open Document Open Filing 4 18 Dec 2023 14 Dec 2023 001-41837
3 Open Document Open Filing 3 07 Nov 2023 31 Oct 2023 001-41837
4 Open Document Open Filing 4 05 Jun 2023 01 Jun 2023 001-39311
3 Open Document Open Filing FORM 3 SUBMISSION 19 May 2023 15 May 2023 001-39311
144 Open Document Open Filing 05 May 2023
4 Open Document Open Filing 27 Dec 2022 20 May 2022 000-17999
4 Open Document Open Filing FORM 4 - 08 Feb 2022 04 Feb 2022 000-17999
4 Open Document Open Filing FORM 4 - 09 Feb 2021 05 Feb 2021 000-17999
4 Open Document Open Filing FORM 4 - 22 Jul 2020 20 Jul 2020 000-17999
3 Open Document Open Filing FORM 3 - 22 Jul 2020 20 Jul 2020 000-17999