Over the past 12 months, 3 insiders at John Marshall Bancorp, Inc. filed 22 open-market SEC Form 4 transactions on JMSB: 22 purchases worth $422K and 0 sales worth $0. Insiders have been net buyers over this period. The most recent filing was on Dec 5, 25.
| Date | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| Dec 5, 25 | Jonathan Craig KinneyDirector | BUY | 500 | $19.63 | $10K |
| Dec 2, 25 | Jonathan Craig KinneyDirector | BUY | 900 | $19.40 | $17K |
| Nov 6, 25 | Jonathan Craig KinneyDirector | BUY | 500 | $18.90 | $9K |
| Nov 5, 25 | Jonathan Craig KinneyDirector | BUY | 500 | $18.71 | $9K |
| Nov 4, 25 | Jonathan Craig KinneyDirector | BUY | 400 | $18.95 | $8K |
| Oct 31, 25 | Jonathan Craig KinneyDirector | BUY | 500 | $18.85 | $9K |
| Jul 31, 25 | Kent CarstaterCHIEF FINANCIAL OFFICER | BUY | 2.4K | $18.60 | $44K |
| Jul 30, 25 | Michael A GarciaDirector | BUY | 6.2K | $19.20 | $118K |
| Jul 29, 25 | Michael A GarciaDirector | BUY | 4.3K | $19.20 | $82K |
| Jul 28, 25 | Michael A GarciaDirector | BUY | 1.9K | $19.20 | $36K |
| Jul 15, 25 | Oscar Leland MahanDirector | BUY | 712 | $18.63 | $13K |
| Jun 12, 25 | Jonathan Craig KinneyDirector | BUY | 700 | $17.36 | $12K |
| Jun 11, 25 | Jonathan Craig KinneyDirector | BUY | 200 | $17.58 | $4K |
| Jun 6, 25 | Jonathan Craig KinneyDirector | BUY | 250 | $17.70 | $4K |
| Jun 5, 25 | Jonathan Craig KinneyDirector | BUY | 500 | $17.30 | $9K |
| Jun 3, 25 | Jonathan Craig KinneyDirector | BUY | 204 | $17.47 | $4K |
| Jun 2, 25 | Jonathan Craig KinneyDirector | BUY | 300 | $17.44 | $5K |
| May 30, 25 | Jonathan Craig KinneyDirector | BUY | 148 | $17.31 | $3K |
| May 28, 25 | Jonathan Craig KinneyDirector | BUY | 500 | $17.48 | $9K |
| May 5, 25 | Oscar Leland MahanDirector | SELL | 1.7K | $17.33 | $29K |
| Apr 28, 25 | Jonathan Craig KinneyDirector | BUY | 1.2K | $15.85 | $19K |
| Apr 25, 25 | Kent CarstaterCHIEF FINANCIAL OFFICER | BUY | 2.9K | $15.83 | $46K |
| Apr 25, 25 | Jonathan Craig KinneyDirector | BUY | 63 | $15.54 | $979 |
| Apr 25, 25 | Andrew PedenCHIEF BANKING OFFICER | BUY | 1.2K | $15.50 | $19K |
| Feb 21, 25 | Jonathan Craig KinneyDirector | BUY | 1.2K | $17.66 | $21K |
| Feb 20, 25 | Jonathan Craig KinneyDirector | BUY | 400 | $18.65 | $7K |
| Feb 4, 25 | Jonathan Craig KinneyDirector | BUY | 122 | $18.65 | $2K |
| Feb 3, 25 | Jonathan Craig KinneyDirector | BUY | 500 | $18.60 | $9K |
| Jan 31, 25 | Jonathan Craig KinneyDirector | BUY | 400 | $19.10 | $8K |
| Dec 11, 24 | Lim NguonlyDirector | SELL | 1.4K | $22.75 | $31K |
| Dec 10, 24 | Lim NguonlyDirector | SELL | 2.6K | $22.75 | $60K |
| Nov 25, 24 | Lim NguonlyDirector | SELL | 6.0K | $24.00 | $144K |
| Nov 20, 24 | Oscar Leland MahanDirector | SELL | 2.1K | $23.53 | $48K |
| Nov 19, 24 | Oscar Leland MahanDirector | SELL | 1.1K | $24.12 | $25K |
| Nov 18, 24 | Oscar Leland MahanDirector | BUY | 501 | $24.31 | $12K |
| Nov 18, 24 | Oscar Leland MahanDirector | SELL | 494 | $24.66 | $12K |
| Nov 15, 24 | Jonathan Craig KinneyDirector | SELL | 10 | $24.28 | $243 |
| Jun 11, 24 | Jonathan Craig KinneyDirector | BUY | 500 | $16.60 | $8K |
| Jun 7, 24 | Jonathan Craig KinneyDirector | BUY | 300 | $16.90 | $5K |
| Jun 6, 24 | Jonathan Craig KinneyDirector | BUY | 250 | $16.80 | $4K |
| Jun 4, 24 | Jonathan Craig KinneyDirector | BUY | 11 | $16.80 | $185 |
| May 29, 24 | Jonathan Craig KinneyDirector | BUY | 400 | $16.80 | $7K |
| May 20, 24 | Jonathan Craig KinneyDirector | BUY | 370 | $16.93 | $6K |
| May 16, 24 | Jonathan Craig KinneyDirector | BUY | 300 | $17.02 | $5K |
| May 13, 24 | Jonathan Craig KinneyDirector | BUY | 500 | $17.01 | $8K |
| May 10, 24 | Jonathan Craig KinneyDirector | BUY | 300 | $17.55 | $5K |
| May 8, 24 | Jonathan Craig KinneyDirector | BUY | 100 | $17.50 | $2K |
| May 1, 24 | Jonathan Craig KinneyDirector | BUY | 260 | $16.50 | $4K |
| Apr 30, 24 | Jonathan Craig KinneyDirector | BUY | 600 | $17.15 | $10K |
| Apr 29, 24 | Jonathan Craig KinneyDirector | BUY | 1.2K | $17.25 | $21K |
Over the past 12 months, insiders at John Marshall Bancorp, Inc. filed 22 open-market purchases worth $422K and 0 sales worth $0 on JMSB, which makes them net buyers over the period. The most recent Form 4 was filed on Dec 5, 25.
The largest recent open-market JMSB insider purchase in our data was $118K by Michael A Garcia, Director, filed on Jul 30, 25.
3 different insiders at John Marshall Bancorp, Inc. filed open-market SEC Form 4 transactions on JMSB over the last 12 months.
InsiderTape plots every JMSB insider buy and sell directly on the price chart and flags new SEC Form 4 filings as they arrive, with cluster detection and buy/sell pressure. The data updates daily from SEC EDGAR.
InsiderTape plots every John Marshall Bancorp, Inc. insider buy and sell on the price chart, with buy/sell pressure, cluster detection, and alerts the moment new Form 4s hit. Start a free 7-day trial, cancel anytime.
Does it work? In five years of data, insider clusters beat the Russell 2000 about 60% of the time and the CFO's buy was the sharpest signal of all. See the backtest →
START FREE TRIAL →