Who
Oscar Leland Mahan
Director
Company insider
Files Form 4 as: Director, John Marshall Bancorp.
In numbers
- Trades disclosed
- 140
- Buys
- 3
- Sells
- 5
- Bought
- $33K
- Sold
- $537K
- Companies
- 1
- Companies where not an officer
- 1
- First trade
- 20 Dec 2022
- Last trade
- 3 Jun 2026
- Last filed
- 5 Jun 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 3 Jun 2026filed 5 Jun 2026 | JMSB John Marshall BancorpRegional banks | SEC FORM 4 Bought | $3,764179 at $21.03 | filing |
| 3 Jun 2026filed 5 Jun 2026 | JMSB John Marshall BancorpRegional banks | SEC FORM 4 Bought | $3,764179 at $21.03 | filing |
| 16 Dec 2025filed 18 Dec 2025 | JMSB John Marshall BancorpRegional banks | SEC FORM 4 Code A | —1,901 at $0.00 | filing |
| 15 Jul 2025filed 17 Jul 2025 | JMSB John Marshall BancorpRegional banks | SEC FORM 4 Bought | $13K712 at $18.63 | filing |
| 5 May 2025filed 6 May 2025 | JMSB John Marshall BancorpRegional banks | SEC FORM 4 Sold | $29K1,733 at $17.00 | filing |
| 5 May 2025filed 6 May 2025 | JMSB John Marshall BancorpRegional banks | SEC FORM 4 Sold | $13K765 at $17.01 | filing |
| 5 May 2025filed 6 May 2025 | JMSB John Marshall BancorpRegional banks | SEC FORM 4 Sold | $2,128125 at $17.02 | filing |
| 5 May 2025filed 6 May 2025 | JMSB John Marshall BancorpRegional banks | SEC FORM 4 Sold | $1539 at $17.04 | filing |
| 5 May 2025filed 6 May 2025 | JMSB John Marshall BancorpRegional banks | SEC FORM 4 Sold | $513 at $17.05 | filing |
| 5 May 2025filed 6 May 2025 | JMSB John Marshall BancorpRegional banks | SEC FORM 4 Sold | $1539 at $17.05 | filing |
| 5 May 2025filed 6 May 2025 | JMSB John Marshall BancorpRegional banks | SEC FORM 4 Sold | $4,743278 at $17.06 | filing |
| 5 May 2025filed 6 May 2025 | JMSB John Marshall BancorpRegional banks | SEC FORM 4 Sold | $2,664156 at $17.08 | filing |
| 5 May 2025filed 6 May 2025 | JMSB John Marshall BancorpRegional banks | SEC FORM 4 Sold | $342 at $17.08 | filing |
| 5 May 2025filed 6 May 2025 | JMSB John Marshall BancorpRegional banks | SEC FORM 4 Sold | $342 at $17.09 | filing |
| 5 May 2025filed 6 May 2025 | JMSB John Marshall BancorpRegional banks | SEC FORM 4 Sold | $19K1,116 at $17.10 | filing |
| 5 May 2025filed 6 May 2025 | JMSB John Marshall BancorpRegional banks | SEC FORM 4 Sold | $1,710100 at $17.10 | filing |
| 5 May 2025filed 6 May 2025 | JMSB John Marshall BancorpRegional banks | SEC FORM 4 Sold | $5,136300 at $17.12 | filing |
| 5 May 2025filed 6 May 2025 | JMSB John Marshall BancorpRegional banks | SEC FORM 4 Sold | $513 at $17.15 | filing |
| 5 May 2025filed 6 May 2025 | JMSB John Marshall BancorpRegional banks | SEC FORM 4 Sold | $1,715100 at $17.15 | filing |
| 5 May 2025filed 6 May 2025 | JMSB John Marshall BancorpRegional banks | SEC FORM 4 Sold | $1,718100 at $17.18 | filing |
News
Comparing Amerant Bancorp (NYSE:AMTB) and John Marshall Bancorp (NASDAQ:JMSB)JMSB · dailypolitical.com · 15 Oct 2026Contrasting German American Bancorp (NASDAQ:GABC) and John Marshall Bancorp (NASDAQ:JMSB)JMSB · dailypolitical.com · 15 Oct 2026Contrasting John Marshall Bancorp (NASDAQ:JMSB) & Banco De Chile (NYSE:BCH)JMSB · tickerreport.com · 13 Oct 2026
0 headlines in the last 90 days name Oscar Leland Mahan; 3 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.