Summary
Updated Aug 31, 2026
John L. Maccarthy has 2 SEC Form 4 filings on record going back to 2025, most recently on 6 July 2026. Lifetime open-market purchases: $250K.
Recent Transactions
3Every recent SEC Form 4 transaction John L. Maccarthy has reported, most recent first.
Most Active Insiders Right Now
John L. Maccarthy has no co-filers on record, so these are insiders with the largest open-market activity across the market in the last 90 days.
- Ronald Clarke - $88.51M of CPAY open-market activity in the last 90 days
- Yousif Mohammed Ali Nasser Al-Nowais - $88.47M of NESR open-market activity in the last 90 days
- Thomas J. Nimbley - $87.92M of PBF open-market activity in the last 90 days
- VisionWave Holdings, Inc. - $7.98B of SVRE open-market activity in the last 90 days
- Magnetar Financial LLC - $6.65B of CRWV open-market activity in the last 90 days
- James F. Wirth - $2.86B of IHT open-market activity in the last 90 days
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is John L. Maccarthy?
John L. Maccarthy is a corporate insider, tracked as Director. InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did John L. Maccarthy last file a Form 4?
The most recent primary Form 4 on record is dated 6 July 2026, one of 2 filings going back to 2025.
Has John L. Maccarthy been buying or selling stock?
Recorded transactions: 1 open-market purchase ($250K) and 0 open-market sales across all tracked filings.
Where can I see all of John L. Maccarthy'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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