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.

SEC EDGAR filings, ownership reports, and insider transactions for Jason O'Byrne.

Business address: Vir Biotechnology, Inc., 1800 Owens St., Suite 900, San Francisco, CA, 94158
Top holdings (ownership): VIR and CRBU

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Jason O'Byrne has filed 10 SEC EDGAR filings since 22 Jul 2021

Recent SEC filings for Jason O'Byrne including 4, 144, 3.

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
4	Open 4 document	View SEC filing for 4	FORM 4	18 Nov 2025	17 Nov 2025	001-39083
144	Open 144 document	View SEC filing for 144		17 Nov 2025
4	Open 4 document	View SEC filing for 4	FORM 4	25 Feb 2025	22 Feb 2025	001-39083
4	Open 4 document	View SEC filing for 4	FORM 4	18 Nov 2024	15 Nov 2024	001-39083
3	Open 3 document	View SEC filing for 3	FORM 3	03 Oct 2024	02 Oct 2024	001-39083
4	Open 4 document	View SEC filing for 4	FORM 4	22 Feb 2024	20 Feb 2024	001-40631
4	Open 4 document	View SEC filing for 4	FORM 4	23 Feb 2023	21 Feb 2023	001-40631
4	Open 4 document	View SEC filing for 4	FORM 4 SUBMISSION	08 Feb 2022	08 Feb 2022	001-40631
4	Open 4 document	View SEC filing for 4	FORM 4 SUBMISSION	21 Dec 2021	20 Dec 2021	001-40631
3	Open 3 document	View SEC filing for 3	FORM 3 SUBMISSION	22 Jul 2021	22 Jul 2021	001-40631

Jason O'Byrne files with the SEC under CIK 0001871145. This page aggregates EDGAR filings and related ownership activity.

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.