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 William H. Dunn Jr..

Business address: C/O Prothena Biosciences Inc, 331 Oyster Point Boulevard, South San Francisco, CA, 94080

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William H. Dunn Jr. has filed 4 SEC EDGAR filings since 19 May 2023

Recent SEC filings for William H. Dunn Jr. including 4, 3.

Form type	Document	Filing	Filing date	Reporting date	File number(s)
4	Open 4 document	View SEC filing for 4	16 May 2025	14 May 2025	001-35676
4	Open 4 document	View SEC filing for 4	17 May 2024	15 May 2024	001-35676
4	Open 4 document	View SEC filing for 4	19 May 2023	17 May 2023	001-35676
3	Open 3 document	View SEC filing for 3	19 May 2023	16 May 2023	001-35676

William H. Dunn Jr. files with the SEC under CIK 0001977655. 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.