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 Matthew Seibt.

Business address: One Gateway Center, Suite 351, 300 Washington Street, Newton, MA, 02458

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Matthew Seibt has filed 4 SEC EDGAR filings since 23 Sep 2019

Recent SEC filings for Matthew Seibt 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 SUBMISSION	19 Jan 2022	14 Jan 2022	001-33004
4	Open 4 document	View SEC filing for 4	FORM 4 SUBMISSION	20 Jan 2021	15 Jan 2021	001-33004
4	Open 4 document	View SEC filing for 4	FORM 4 SUBMISSION	23 Sep 2019	18 Sep 2019	001-33004
3	Open 3 document	View SEC filing for 3	FORM 3 SUBMISSION	23 Sep 2019	18 Sep 2019	001-33004

Matthew Seibt files with the SEC under CIK 0001789088. 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.