John Marshall Bancorp (JMSB): Director bought ~$3.8K

~$3.8K

Approx. value · 179 sh @ $21.03

95K

Holds after · shares reported

Traded

Jun 3, 2026

Filed

Jun 5, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Apr 29, 2026Company filing · Form 8-K · ResultsReported its results
2. Jun 3, 2026 · this disclosureInsiderDirector purchased ~$3.8K of JMSB shares in the open market

What came next

1. Jun 3, 2026Insider · 1 personInsiders: 2 purchases (~$48K)
2. Jul 22, 2026Company filing · Form 8-K · ResultsReported its results
3. Aug 26, 2026Insider · 2 peopleInsiders: 3 purchases (~$57K)
4. Sep 7, 2026Company filing · Form 8-K · Material agreement, Executive changeChanged a top executive or board member, and signed an important agreement (and 1 more item)“Immediately following the Effective Time, the following leadership changes will occur: · Christopher Bergstrom will step down as President and Chief Executive Officer of JMSB and John Marshall Bank and will be appointed Executive Chairman of JMSB and John Marshall Bank. · Brandon Lorey (current President and Chief Executive Officer of EFSI and Bank of Clarke) will be appointed Chief Executive Officer of JMSB and…”

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for John Marshall Bancorp

For John Marshall Bancorp, OQRO holds 3 insider filings (SEC Form 4 or Form 144) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its JMSB page.

Other recent filings by Oscar Leland Mahan, Director

• SEC Form 4 at John Marshall Bancorp (JMSB)May 6, 2025
• SEC Form 4 at John Marshall Bancorp (JMSB)May 6, 2025
• SEC Form 4 at John Marshall Bancorp (JMSB)May 6, 2025
• SEC Form 4 at John Marshall Bancorp (JMSB)May 6, 2025
• SEC Form 4 at John Marshall Bancorp (JMSB)May 6, 2025

The full history of Oscar Leland Mahan, Director is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at John Marshall Bancorp

• SEC Form 4Aug 28, 2026
• SEC Form 4Aug 28, 2026
• SEC Form 4Aug 28, 2026
• SEC Form 4Jun 5, 2026
• SEC Form 4Jun 5, 2026
• SEC Form 4Dec 8, 2025

Everything OQRO holds on this company is on its JMSB page.