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 Katherine Allanson.

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Katherine Allanson has filed 7 SEC EDGAR filings since 17 Sep 2021

Recent SEC filings for Katherine Allanson including 4, 4/A, 3.

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
4	Open 4 document	View SEC filing for 4		26 Nov 2025	24 Nov 2025	001-33852
4	Open 4 document	View SEC filing for 4		11 Jul 2025	07 Jul 2025	001-33852
4	Open 4 document	View SEC filing for 4		14 Nov 2024	12 Nov 2024	001-33852
4	Open 4 document	View SEC filing for 4	FORM 4 SUBMISSION	07 Jul 2023	05 Jul 2023	001-33852
4/A	Open 4/A document	View SEC filing for 4/A	FORM 4/A SUBMISSION	22 Sep 2021	15 Sep 2021	001-33852
4	Open 4 document	View SEC filing for 4	FORM 4 SUBMISSION	17 Sep 2021	15 Sep 2021	001-33852
3	Open 3 document	View SEC filing for 3	FORM 3 SUBMISSION	17 Sep 2021	15 Sep 2021	001-33852

Katherine Allanson files with the SEC under CIK 0001882685. 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.