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 Donald Ainscow.

Business address: C/O Asp Isotopes Inc., 601 Pennsylvania Avenue Nw, Ste 900, Washington, Dc, DC, 20004
Top holdings (ownership): ASPI

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Donald Ainscow has filed 2 SEC EDGAR filings since 28 Nov 2025

Recent SEC filings for Donald Ainscow 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	28 Nov 2025	01 Aug 2025	001-41555
3	Open 3 document	View SEC filing for 3	FORM 3	28 Nov 2025	01 Aug 2025	001-41555

Donald Ainscow files with the SEC under CIK 0002079961. 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.