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 Mark Murcko.

Business address: C/O Relay Therapeutics, Inc., 399 Binney Street, Cambridge, MA, 02139

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Mark Murcko has filed 8 SEC EDGAR filings since 15 Jul 2020

Recent SEC filings for Mark Murcko including 4, 3.

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
4	Open 4 document	View SEC filing for 4	4	06 Jun 2025	06 Jun 2025	001-39385
4	Open 4 document	View SEC filing for 4	4	05 Jun 2024	03 Jun 2024	001-39385
4	Open 4 document	View SEC filing for 4	FORM 4 SUBMISSION	01 Jun 2023	31 May 2023	001-39385
4	Open 4 document	View SEC filing for 4	FORM 4 SUBMISSION	08 Sep 2022	08 Sep 2022	001-39385
4	Open 4 document	View SEC filing for 4	FORM 4 SUBMISSION	27 May 2022	27 May 2022	001-39385
4	Open 4 document	View SEC filing for 4	FORM 4 SUBMISSION	21 May 2021	19 May 2021	001-39385
4	Open 4 document	View SEC filing for 4	FORM 4 SUBMISSION	21 Jul 2020	20 Jul 2020	001-39385
3	Open 3 document	View SEC filing for 3	FORM 3 SUBMISSION	15 Jul 2020	15 Jul 2020	001-39385

Mark Murcko files with the SEC under CIK 0001816130. 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.