Philip Chase - 26 Aug 2026 Form 4 Insider Report for John Marshall Bancorp, Inc. (JMSB)

Reporting relationship: Director
Issuer ticker: JMSB
Reported as of: 26 Aug 2026
Net transaction value: +$3,054
SEC form: 4
Accepted by SEC: 28 Aug 2026, 16:12:05 UTC
Prior SEC filing: 18 Dec 2025
Source filing: View source filing
Reporting owner signature: /s/ Jacob A. Gruninger, Attorney-in-Fact

Key filing fact

Philip Chase filed Form 4 for John Marshall Bancorp, Inc. (JMSB) on 28 Aug 2026.

Key facts

This page summarizes Philip Chase's Form 4 filing for John Marshall Bancorp, Inc. (JMSB).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 28 Aug 2026, 16:12.

Change

Previous filing in this sequence was filed on 18 Dec 2025.
Current net transaction value: +$3,054.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001898808 Primary reporting owner

Chase Philip

Relationship: Director
Address: 1943 ISAAC NEWTON SQUARE EAST, SUITE 100, RESTON
Signature: /s/ Jacob A. Gruninger, Attorney-in-Fact
Signature date: 28 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

JMSB transaction

Common Stock

Purchase

Transaction value: $3,054
Shares: +133
Change %: +0.41%
Price: $22.96
Shares after: 32,408
Date: 26 Aug 2026
Ownership: Direct
Footnotes: F1, F2

JMSB holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 74,920
Date: 26 Aug 2026
Ownership: See footnote
Footnotes: F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

Reinvestment of cash dividends.

Footnote F2

Includes 2,706 shares relating to unvested restricted stock awards issuable upon vesting.

Footnote F3

Shares owned by the Philip R. Chase Revocable Trust dated July 19, 2016 over which the reporting person has investment control.

We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. to update or revoke optional consent for future visits. For more information, see our Privacy Policy .