Brian C. Stephenson

Business address
3160 Porter Dr, Ste 250, Palo Alto, CA, 94304
Top holdings (ownership)
BBIO
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Brian C. Stephenson has filed 54 SEC EDGAR filings since 27 Jun 2019

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing 4 27 Feb 2025 25 Feb 2025 001-38959
144 Open Document Open Filing 25 Feb 2025
4 Open Document Open Filing 4 19 Feb 2025 16 Feb 2025 001-38959
144 Open Document Open Filing 19 Feb 2025
4 Open Document Open Filing 4 30 Jan 2025 28 Jan 2025 001-38959
144 Open Document Open Filing 28 Jan 2025
4 Open Document Open Filing 4 12 Dec 2024 10 Dec 2024 001-38959
4 Open Document Open Filing 4 20 Nov 2024 19 Nov 2024 001-38959
4 Open Document Open Filing 4 19 Nov 2024 16 Nov 2024 001-38959
144 Open Document Open Filing 19 Nov 2024
4 Open Document Open Filing 4 20 Aug 2024 16 Aug 2024 001-38959
144 Open Document Open Filing 19 Aug 2024
4 Open Document Open Filing 4 17 May 2024 16 May 2024 001-38959
4 Open Document Open Filing 4 14 Mar 2024 12 Mar 2024 001-38959
4 Open Document Open Filing 4 21 Feb 2024 16 Feb 2024 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 20 Nov 2023 16 Nov 2023 001-38959
144 Open Document Open Filing 17 Nov 2023
4 Open Document Open Filing FORM 4 SUBMISSION 18 Aug 2023 16 Aug 2023 001-38959
144 Open Document Open Filing 17 Aug 2023
4 Open Document Open Filing FORM 4 SUBMISSION 18 May 2023 16 May 2023 001-38959
144 Open Document Open Filing 17 May 2023
4 Open Document Open Filing FORM 4 SUBMISSION 05 May 2023 03 May 2023 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 07 Apr 2023 05 Apr 2023 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 03 Mar 2023 03 Mar 2023 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 21 Feb 2023 16 Feb 2023 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 14 Feb 2023 10 Feb 2021 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 06 Feb 2023 03 Feb 2023 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 06 Jan 2023 05 Jan 2023 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 18 Nov 2022 16 Nov 2022 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 18 Aug 2022 16 Aug 2022 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 18 May 2022 16 May 2022 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 18 Mar 2022 16 Mar 2022 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 18 Feb 2022 16 Feb 2022 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 07 Dec 2021 03 Dec 2021 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 18 Nov 2021 16 Nov 2021 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 18 Aug 2021 16 Aug 2021 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 18 May 2021 16 May 2021 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 18 Feb 2021 16 Feb 2021 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 12 Feb 2021 10 Feb 2021 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 18 Nov 2020 16 Nov 2020 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 18 Aug 2020 16 Aug 2020 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 05 Aug 2020 03 Aug 2020 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 06 Jul 2020 01 Jul 2020 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 10 Jun 2020 08 Jun 2020 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 05 Jun 2020 03 Jun 2020 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 03 Jun 2020 01 Jun 2020 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 06 May 2020 05 May 2020 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 05 May 2020 01 May 2020 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 03 Apr 2020 01 Apr 2020 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 04 Mar 2020 02 Mar 2020 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 05 Feb 2020 03 Feb 2020 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 06 Jan 2020 02 Jan 2020 001-38959
4 Open Document Open Filing FORM 4 SUBMISSION 03 Jul 2019 01 Jul 2019 001-38959
3 Open Document Open Filing FORM 3 SUBMISSION 27 Jun 2019 27 Jun 2019 001-38959