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 Helen Johanna de Jong.

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Helen Johanna de Jong has filed 3 SEC EDGAR filings since 22 Feb 2024

Recent SEC filings for Helen Johanna de Jong including 3, 144.

Form type	Document	Filing	Filing date	Reporting date	File number(s)
3	Open 3 document	View SEC filing for 3	18 Mar 2026	18 Mar 2026	001-36028
144	Open 144 document	View SEC filing for 144	23 Feb 2026
144	Open 144 document	View SEC filing for 144	22 Feb 2024

Helen Johanna de Jong files with the SEC under CIK 0001983553. 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.