Bernd R. Seizinger SEC EDGAR Filings (CIK 0001789042)

SEC EDGAR filings, ownership reports, and insider transactions for Bernd R. Seizinger.

Business address
535 Boylston Street, Boston, MA, 02116
Top holdings (ownership)
ONCY, APRE, and APTO
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Bernd R. Seizinger has filed 20 SEC EDGAR filings since 02 Oct 2019

Latest Filings

Recent SEC filings for Bernd R. Seizinger including 4, 3.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 4 13 Feb 2026 11 Feb 2026 001-38512
4 Open 4 document View SEC filing for 4 20 Jan 2026 16 Jan 2026 001-38512
3 Open 3 document View SEC filing for 3 3 02 Jan 2026 01 Jan 2026 001-38512
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 09 Jun 2025 05 Jun 2025 001-39069
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 15 Oct 2024 11 Oct 2024 001-39069
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 21 Jun 2024 20 Jun 2024 001-39069
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 14 Mar 2024 13 Mar 2024 001-39069
4 Open 4 document View SEC filing for 4 07 Feb 2024 05 Feb 2024 001-32001
4 Open 4 document View SEC filing for 4 25 Sep 2023 22 Sep 2023 001-32001
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 24 Aug 2023 23 Aug 2023 001-39069
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 08 Jun 2023 06 Jun 2023 001-39069
4 Open 4 document View SEC filing for 4 FORM 4 23 Jan 2023 19 Jan 2023 001-32001
4 Open 4 document View SEC filing for 4 FORM 4 16 Sep 2022 14 Sep 2022 001-32001
3 Open 3 document View SEC filing for 3 FORM 3 16 Sep 2022 13 Sep 2022 001-32001
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 01 Aug 2022 28 Jul 2022 001-39069
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 19 May 2022 18 May 2022 001-39069
4 Open 4 document View SEC filing for 4 FORM 4 01 Jul 2021 30 Jun 2021 001-39069
4 Open 4 document View SEC filing for 4 01 Jul 2020 30 Jun 2020 001-39069
4 Open 4 document View SEC filing for 4 FORM 4 07 Oct 2019 07 Oct 2019 001-39069
3 Open 3 document View SEC filing for 3 FORM 3 02 Oct 2019 02 Oct 2019 001-39069

About this filer

Bernd R. Seizinger files with the SEC under CIK 0001789042. This page aggregates EDGAR filings and related ownership activity.

See reporting owner transactions.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.

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