Stuart D. Porter

Business address
185 Dartmouth Street, 7 Th Floor, Boston, MA, 02116
Top holdings (ownership)
AIRJ and GAME
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Stuart D. Porter has filed 40 SEC EDGAR filings since 11 May 2011

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing 4 10 Dec 2025 08 Dec 2025 001-41151
4 Open Document Open Filing 4 09 Dec 2025 04 Dec 2025 001-39389
SCHEDULE 13D/A Open Document Open Filing 03 Dec 2025
4 Open Document Open Filing 4 16 Jul 2025 16 Jul 2025 001-38441
4 Open Document Open Filing 4 02 Jun 2025 29 May 2025 001-41151
4 Open Document Open Filing 06 Jan 2025 26 Dec 2024 001-41151
4 Open Document Open Filing FORM 4 18 Nov 2024 15 Nov 2024 001-38441
SC 13G/A Open Document Open Filing 14 Nov 2024
4 Open Document Open Filing 20 Aug 2024 16 Aug 2024 001-39389
4 Open Document Open Filing 10 Jun 2024 06 Jun 2024 001-41151
SC 13D Open Document Open Filing SCHEDULE 13D 21 Mar 2024
4 Open Document Open Filing 19 Mar 2024 14 Mar 2024 001-41151
3 Open Document Open Filing 19 Mar 2024 14 Mar 2024 001-41151
4 Open Document Open Filing 13 Mar 2024 11 Mar 2024 001-38609
4 Open Document Open Filing 12 Mar 2024 07 Mar 2024 001-39389
SC 13D/A Open Document Open Filing 26 Feb 2024
3 Open Document Open Filing 05 Jan 2024 01 Jan 2024 001-39389
4 Open Document Open Filing FORM 4 16 Nov 2023 15 Nov 2023 001-38441
SC 13G/A Open Document Open Filing SC 13G/A 13 Sep 2023
4 Open Document Open Filing 13 Sep 2023 11 Sep 2023 001-38609
4 Open Document Open Filing 07 Jul 2023 15 Jun 2023 001-38609
4 Open Document Open Filing 17 May 2023 15 May 2023 001-38609
SC 13G Open Document Open Filing SC 13G 20 Mar 2023
3 Open Document Open Filing 20 Mar 2023 08 Mar 2023 001-38609
4 Open Document Open Filing FORM 4 16 Nov 2022 15 Nov 2022 001-38441
SC 13D Open Document Open Filing SC 13D 14 Jan 2022
4 Open Document Open Filing FORM 4 17 Nov 2021 15 Nov 2021 001-38441
SC 13G Open Document Open Filing SC 13G 16 Aug 2021
4 Open Document Open Filing FORM 4 18 Nov 2020 16 Nov 2020 001-38441
4/A Open Document Open Filing 4/A 28 Aug 2020 19 Aug 2020 001-03262
4 Open Document Open Filing 4 21 Aug 2020 19 Aug 2020 001-03262
4/A Open Document Open Filing 4/A 16 Jul 2020 03 Jun 2020 001-03262
3 Open Document Open Filing FORM 3 05 Jun 2020 03 Jun 2020 001-38441
4 Open Document Open Filing 4 04 Jun 2020 03 Jun 2020 001-03262
4 Open Document Open Filing 4 20 May 2020 19 May 2020 001-03262
4 Open Document Open Filing 4 28 Aug 2019 22 Aug 2019 001-03262
3 Open Document Open Filing 3 25 Jul 2019 16 Jul 2019 001-03262