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 Chad J. Swanson.

Business address: C/O Prothena Biosciences Inc., 1800 Sierra Point Parkway, Brisbane, CA, 94005
Top holdings (ownership): PRTA

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Chad J. Swanson has filed 4 SEC EDGAR filings since 03 Oct 2024

Recent SEC filings for Chad J. Swanson including 4, 3.

Form type	Document	Filing	Filing date	Reporting date	File number(s)
4	Open 4 document	View SEC filing for 4	30 Jul 2025	28 Jul 2025	001-35676
4	Open 4 document	View SEC filing for 4	07 Mar 2025	05 Mar 2025	001-35676
4	Open 4 document	View SEC filing for 4	03 Oct 2024	01 Oct 2024	001-35676
3	Open 3 document	View SEC filing for 3	03 Oct 2024	27 Sep 2024	001-35676

Chad J. Swanson files with the SEC under CIK 0002038509. 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.