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 Christopher Mason.

Business address: C/O Krystal Biotech, Inc., 2100 Wharton Street, Suite 701, Pittsburgh, PA, 15203
Top holdings (ownership): KRYS

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Christopher Mason has filed 9 SEC EDGAR filings since 05 Jan 2021

Recent SEC filings for Christopher Mason 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	30 Jun 2025	30 Jun 2025	001-38210
4	Open 4 document	View SEC filing for 4	FORM 4	01 Jul 2024	30 Jun 2024	001-38210
4	Open 4 document	View SEC filing for 4	FORM 4	03 Jul 2023	30 Jun 2023	001-38210
4	Open 4 document	View SEC filing for 4	FORM 4	01 Jul 2022	30 Jun 2022	001-38210
4	Open 4 document	View SEC filing for 4	FORM 4	02 Jul 2021	30 Jun 2021	001-38210
4	Open 4 document	View SEC filing for 4	PRIMARY DOCUMENT	14 Jun 2021	10 Jun 2021	001-38537
3	Open 3 document	View SEC filing for 3	PRIMARY DOCUMENT	10 Mar 2021	03 Mar 2021	001-38537
4	Open 4 document	View SEC filing for 4	FORM 4 SUBMISSION	05 Jan 2021	04 Jan 2021	001-38210
3	Open 3 document	View SEC filing for 3	FORM 3 SUBMISSION	05 Jan 2021	04 Jan 2021	001-38210

Christopher Mason files with the SEC under CIK 0001836440. 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.