Summary
Updated Aug 31, 2026
Matthew B. Murphy is General Counsel of Nautilus Biotechnology, Inc. (NAUT). 2 SEC Form 4 filings on record going back to 2025, most recently on 4 March 2026. Most recent open-market trade: bought $13K of NAUT on 5 September 2025. Lifetime open-market purchases: $13K.
Recent Transactions
1Every recent SEC Form 4 transaction Matthew B. Murphy has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Matthew B. Murphy 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.
- AH Equity Partners Bio II, L.L.C. - $11.75M of NAUT open-market activity in the last 12 months
- Sujal M. Patel - $136K of NAUT open-market activity in the last 12 months
- Kentaro Suzuki - $6K of NAUT 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 Matthew B. Murphy?
Matthew B. Murphy is a corporate insider, tracked as General Counsel of Nautilus Biotechnology, Inc. (NAUT). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Matthew B. Murphy last file a Form 4?
The most recent primary Form 4 on record is dated 4 March 2026, one of 2 filings going back to 2025.
Has Matthew B. Murphy been buying or selling stock?
Recorded transactions: 1 open-market purchase ($13K) and 0 open-market sales across all tracked filings.
Where can I see all of Matthew B. Murphy'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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