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 Brian Robb Douglass.

Business address: C/O Repligen Corporation, 41 Seyon St., Waltham, MA, 02453
Top holdings (ownership): RGEN

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Brian Robb Douglass has filed 2 SEC EDGAR filings since 12 Jan 2026

Recent SEC filings for Brian Robb Douglass including 4, 3.

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
4	Open 4 document	View SEC filing for 4	4	12 Jan 2026	31 Dec 2025	000-14656
3	Open 3 document	View SEC filing for 3	3	12 Jan 2026	31 Dec 2025	000-14656

Brian Robb Douglass files with the SEC under CIK 0002104618. 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.