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 Mark L. Arnold.

Business address: C/O American Public Education, Inc., 303 West 3 Rd Avenue, Ranson, WV, 25438
Top holdings (ownership): APEI

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Mark L. Arnold has filed 3 SEC EDGAR filings since 30 Jan 2025

Recent SEC filings for Mark L. Arnold including 4, 3.

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
4	Open 4 document	View SEC filing for 4	STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES	03 Feb 2026	30 Jan 2026	001-33810
4	Open 4 document	View SEC filing for 4	STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES	03 Feb 2025	30 Jan 2025	001-33810
3	Open 3 document	View SEC filing for 3	INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	30 Jan 2025	22 Jan 2025	001-33810

Mark L. Arnold files with the SEC under CIK 0002054115. 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.