Filings (90d)
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Oscar Leland Mahan 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.
- Jonathan Craig Kinney - $170K in JMSB purchases and sales in the last 12 months
- Philip Chase - $3K in JMSB purchases and sales in the last 12 months
More insiders (A-Z)
Browse nearby insider profiles in alphabetical order.
Frequently asked questions
Who is Oscar Leland Mahan?
Oscar Leland Mahan is a corporate insider of John Marshall Bancorp, Inc. (JMSB). InsiderAlpha holds 6 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Oscar Leland Mahan last file a Form 4?
The most recent primary Form 4 on record is dated 5 June 2026, one of 6 filings going back to 2024.
Has Oscar Leland Mahan been buying or selling stock?
Recorded transactions: 3 open-market purchases ($29K) and 83 open-market sales ($367K) across all tracked filings.
