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 LYMAN B. DICKERSON.

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LYMAN B. DICKERSON has filed 6 SEC EDGAR filings since 23 Feb 2004

Recent SEC filings for LYMAN B. DICKERSON including 4, 3, 3/A.

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
4	Open 4 document	View SEC filing for 4		17 Sep 2025	09 Sep 2025	001-42460
4	Open 4 document	View SEC filing for 4	OWNERSHIP DOCUMENT	31 Dec 2024	31 Dec 2024	001-42460
3	Open 3 document	View SEC filing for 3	OWNERSHIP DOCUMENT	31 Dec 2024	31 Dec 2024	001-42460

LYMAN B. DICKERSON files with the SEC under CIK 0001280319. 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.