Insider · CIK 0001898828

Mahan Oscar Leland

Reports to the SEC for 1 company · RESTON, VA

sec.gov

Transactions

Companies

Filings

CIK

0001898828

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-06-03	JMSBJohn Marshall Bancorp, Inc.P Purchase	Director	PPurchase	+179 sh	$21.03	+$3,764.37	94,981
2025-12-16	JMSBJohn Marshall Bancorp, Inc.A Award	Director	AAward	+1,901 sh	—	—	94,802
2025-07-15	JMSBJohn Marshall Bancorp, Inc.P Purchase	Director	PPurchase	+712 sh	$18.63	+$13.3K	92,901
2025-05-05	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−1,733 sh	$17.00	−$29.5K	95,589
2025-05-05	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−765 sh	$17.01	−$13K	94,824
2025-05-05	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−125 sh	$17.02	−$2,127.5	94,699
2025-05-05	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−9 sh	$17.04	−$153.315	94,690
2025-05-05	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−3 sh	$17.05	−$51.135	94,687
2025-05-05	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−9 sh	$17.05	−$153.45	94,678
2025-05-05	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−278 sh	$17.05	−$4,741.29	94,400
2025-05-05	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−156 sh	$17.07	−$2,663.7	94,244
2025-05-05	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−2 sh	$17.08	−$34.16	94,242
2025-05-05	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−2 sh	$17.09	−$34.17	94,240
2025-05-05	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−1,116 sh	$17.10	−$19.1K	93,124
2025-05-05	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−100 sh	$17.10	−$1,710.01	93,024
2025-05-05	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−300 sh	$17.12	−$5,136	92,724
2025-05-05	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−3 sh	$17.14	−$51.435	92,721
2025-05-05	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−100 sh	$17.15	−$1,715	92,621
2025-05-05	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−100 sh	$17.18	−$1,718	92,521
2025-05-05	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−302 sh	$17.18	−$5,189.87	92,219
2025-05-05	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−30 sh	$17.33	−$519.9	92,189
2025-04-28	JMSBJohn Marshall Bancorp, Inc.M Exercise/Conversion	Director	MExercise/Conversion	+10.3K sh	$11.77	+$121K	99,405
2025-04-28	JMSBJohn Marshall Bancorp, Inc.F Tax Payment	Director	FTax Payment	−2,083 sh	$16.16	−$33.7K	97,322
2025-04-28	JMSBJohn Marshall Bancorp, Inc. · Stock Options (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−10.3K sh	—	—	0
2024-12-17	JMSBJohn Marshall Bancorp, Inc.A Award	Director	AAward	+1,610 sh	—	—	89,155
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−1 sh	$22.67	−$22.67	91,117
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−16 sh	$22.69	−$363.04	91,101
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−32 sh	$22.74	−$727.68	91,069
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−4 sh	$22.76	−$91.04	91,065
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−300 sh	$22.77	−$6,831	90,765
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−9 sh	$22.79	−$205.11	90,756
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−318 sh	$22.80	−$7,250.4	90,438
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−292 sh	$22.81	−$6,660.52	90,146
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−236 sh	$22.83	−$5,387.88	89,910
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−6 sh	$22.84	−$137.04	89,904
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−89 sh	$22.92	−$2,039.88	89,815
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−100 sh	$23.00	−$2,300	89,715
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−380 sh	$23.02	−$8,745.7	89,335
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−1,392 sh	$22.00	−$30.6K	99,109
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−142 sh	$22.01	−$3,125.42	98,967
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−846 sh	$22.02	−$18.6K	98,121
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−108 sh	$22.02	−$2,378.7	98,013
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−216 sh	$22.03	−$4,758.48	97,797
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−2 sh	$22.04	−$44.07	97,795
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−40 sh	$22.04	−$881.6	97,755
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−101 sh	$22.09	−$2,231.09	97,654
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−200 sh	$22.13	−$4,426	97,454
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−105 sh	$22.16	−$2,326.8	97,349
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−89 sh	$22.17	−$1,973.13	97,260
2024-11-20	JMSBJohn Marshall Bancorp, Inc.S Sale	Director	SSale	−102 sh	$22.23	−$2,267.46	97,158

Recent filings

Accepted (ET)
Jun 54
Mahan Oscar Leland0001898828-26-000002
SEC(opens sec.gov)
Dec 184
Mahan Oscar Leland0001898828-25-000003
SEC(opens sec.gov)
Jul 174
Mahan Oscar Leland0001415889-25-019916
SEC(opens sec.gov)
May 64
Mahan Oscar Leland0001415889-25-012116
SEC(opens sec.gov)

Companies

John Marshall Bancorp, Inc.DirectorJMSB

Address

1943 ISAAC NEWTON SQUARE EAST SUITE 100

RESTON, VA, 20190