John Marshall Bancorp, Inc.
JMSB- Exchange
- Nasdaq
- Industry
- State Commercial Banks
- SEC CIK
- 0001710482
In the last 90 days, John Marshall Bancorp, Inc. insiders filed 2 open-market purchases and 0 sales; 95 institutions reported holding it in 13F filings for Q2 2026, worth $152.6M in total; no superinvestor holds it.
Key figures
- Insider buysLast 90 days, $57.1K in total
- 2
- Insider sellsOpen market, last 90 days
- 0
- 13F holdersQ2 2026, +17 vs. previous quarter
- 95
- 13F valueReported value at the end of Q2 2026
- $152.6M
- Superinvestors holdingAt the end of Q2 2026
- 0
Price chart
Superinvestors holding JMSB, Q2 2026
No superinvestor reported holding JMSB at the end of Q2 2026.
Latest insider trades
Open-market purchases and sales by John Marshall Bancorp, Inc. insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Aug 28, 2026 (view filing)4:12 PM ET | Aug 26 | 2 days | Chase PhilipDirector | PPurchase | +133 | $22.96 | +$3.05K | +0.4%32.4K after | |
| Aug 28, 2026 (view filing)4:08 PM ET | Aug 26 | 2 days | Kinney Jonathan CraigDirector | PPurchase | +1.12K | $22.92 | +$25.6K | +0.3%330.0K after | |
| Aug 28, 2026 (view filing)4:08 PM ET | Aug 26 | 2 days | Kinney Jonathan CraigDirector | PPurchase | +1.24K | $22.92 | +$28.4K | +0.4%279.9K after | |
| Jun 5, 2026 (view filing) | Jun 3 | 2 days | Mahan Oscar LelandDirector | PPurchase | +179 | $21.03 | +$3.76K | +0.2%95.0K after | |
| Jun 5, 2026 (view filing) | Jun 3 | 2 days | Kinney Jonathan CraigDirector | PPurchase | +1.09K | $21.03 | +$23.0K | +0.3%328.9K after | |
| Jun 5, 2026 (view filing) | Jun 3 | 2 days | Kinney Jonathan CraigDirector | PPurchase | +1.21K | $21.03 | +$25.4K | +0.4%278.7K after | |
| Dec 8, 2025 (view filing) | Dec 5 | 3 days | Kinney Jonathan CraigDirector | PPurchase | +500 | $19.63 | +$9.81K | +0.2%325.7K after | |
| Dec 4, 2025 (view filing) | Dec 2 | 2 days | Kinney Jonathan CraigDirector | PPurchase | +1.34K | $19.33 | +$26.0K | +0.4%325.2K after | 2 lots |
| Nov 10, 2025 (view filing) | Nov 6 | 4 days | Kinney Jonathan CraigDirector | PPurchase | +500 | $18.90 | +$9.45K | +0.2%323.8K after | |
| Nov 6, 2025 (view filing) | Nov 4-5 | 2 days | Kinney Jonathan CraigDirector | PPurchase | +1.20K | $18.79 | +$22.5K | +0.4%323.3K after | 3 lots |
Top 10 13F holders, Q2 2026
The largest institutional positions in John Marshall Bancorp, Inc. at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| T. Rowe Price Investment Management, Inc. | 1,965,531 | $42.8M | 0.03% | 00.0% | Unchanged |
| BlackRock, Inc. | 984,411 | $21.5M | 0.00% | +109,048+12.5% | Added |
| Vanguard Capital Management LLC | 534,570 | $11.7M | 0.00% | −2,806−0.5% | Reduced |
| Evermay Wealth Management LLC | 351,149 | $7.66M | 0.79% | +1,180+0.3% | Added |
| Toth Financial Advisory Corp | 336,253 | $7.33M | 0.72% | −32,368−8.8% | Reduced |
| Geode Capital Management, LLC | 316,184 | $6.89M | 0.00% | +20,880+7.1% | Added |
| State Street Corp | 218,522 | $4.76M | 0.00% | +1,124+0.5% | Added |
| Bank of America Corp | 178,112 | $3.88M | 0.00% | −28,599−13.8% | Reduced |
| MAI Capital Management | 133,192 | $2.90M | 0.01% | −64,924−32.8% | Reduced |
| Brown Advisory Inc | 108,342 | $2.36M | 0.00% | 00.0% | Unchanged |
Holders of 5% or more of JMSB
Holders whose latest Schedule 13D or 13G filing reports 5% or more of John Marshall Bancorp, Inc..
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| T. Rowe Price Investment Management, Inc. | 13G/A | 13.70%1.94M shares | – | Feb 14, 20251 filing | Feb 14, 2025 | SEC |