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 Sean Thomas Mullen.

Business address: C/O Amentum, 4800 Westfields Blvd, Suite 400, Chantilly, VA, 20151
Top holdings (ownership): AMTM

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Sean Thomas Mullen has filed 6 SEC EDGAR filings since 27 Sep 2024

Recent SEC filings for Sean Thomas Mullen including 4, 3.

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
4	Open 4 document	View SEC filing for 4	FORM 4	19 Dec 2025	17 Dec 2025	001-42176
4	Open 4 document	View SEC filing for 4	FORM 4	19 Nov 2025	17 Nov 2025	001-42176
4	Open 4 document	View SEC filing for 4	FORM 4	10 Nov 2025	06 Nov 2025	001-42176
4	Open 4 document	View SEC filing for 4	FORM 4	23 Dec 2024	20 Dec 2024	001-42176
4	Open 4 document	View SEC filing for 4	FORM 4	08 Nov 2024	06 Nov 2024	001-42176
3	Open 3 document	View SEC filing for 3		27 Sep 2024	27 Sep 2024	001-42176

Sean Thomas Mullen files with the SEC under CIK 0002034388. 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.