Summary
Updated Aug 30, 2026
James G. McArthur is President and CEO, Director of PepGen Inc. (PEPG). 3 SEC Form 4 filings on record going back to 2025, most recently on 6 March 2026. Most recent open-market trade: sold $829 of PEPG on 6 March 2026. Lifetime open-market sales: $33K.
Recent Transactions
3Every recent SEC Form 4 transaction James G. McArthur 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 James G. McArthur 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.
- RA CAPITAL MANAGEMENT, L.P. - $30.00M of PEPG open-market activity in the last 12 months
- Oxford Science Enterprises plc - $640K of PEPG open-market activity in the last 12 months
- Noel Donnelly - $13K of PEPG open-market activity in the last 12 months
- Paul Streck - $12K of PEPG open-market activity in the last 12 months
- Kasra Kasraian - $2K of PEPG 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 James G. McArthur?
James G. McArthur is a corporate insider, tracked as President and CEO, Director of PepGen Inc. (PEPG). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did James G. McArthur last file a Form 4?
The most recent primary Form 4 on record is dated 6 March 2026, one of 3 filings going back to 2025.
Has James G. McArthur been buying or selling stock?
Recorded transactions: 0 open-market purchases and 2 open-market sales ($33K) across all tracked filings.
Where can I see all of James G. McArthur'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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