Summary
Updated Aug 31, 2026
Mark Murcko files SEC Form 4 reports at Relay Therapeutics, Inc. (RLAY). 1 SEC Form 4 filing on record, dated 10 June 2026.
Trading Pattern
InsiderAlpha's records for Mark Murcko go back to 2026: 1 primary Form 4 filing, an average of 1.0 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Mark Murcko files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- SVF Pauling (Cayman) Ltd - $116.40M of RLAY open-market activity in the last 12 months
- Thomas Catinazzo - $4.83M of RLAY open-market activity in the last 12 months
- Sanjiv Patel - $2.70M of RLAY open-market activity in the last 12 months
- Donald A. Bergstrom - $2.18M of RLAY open-market activity in the last 12 months
- Peter Rahmer - $1.46M of RLAY open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Mark Murcko?
Mark Murcko is a corporate insider of Relay Therapeutics, Inc. (RLAY). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Mark Murcko submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Mark Murcko's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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