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JOHN MARSHALL BANCORP INC (JMSB)

Institutional ownership, SEC filings and insider activity

Sector: Financials · SEC CIK 0001710482 · EDGAR filings · Updated 2026-07-28

JOHN MARSHALL BANCORP INC (JMSB) has reported institutional ownership of 48.3%, with 78 institutional managers holding positions valued at $139.4M per the latest 13F reporting period.

Filings this week (3)

• 2026-07-28 — Current report (8-K) filed
• 2026-07-22 — Current report (8-K) filed
• 2026-07-22 — Current report (8-K) filed

Every filing links to the official SEC document. Real-time filing alerts for this company are available inside the app.

Latest updates

• 2026-06-26 — Insider transaction reported (Form 4)
• 2026-06-16 — Current report (8-K) filed
• 2026-06-16 — Current report (8-K) filed

Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, JOHN MARSHALL BANCORP INC has 78 institutional holders and institutional ownership of 48.3%.

Insider activity

Insiders reported 89 transactions (54 buys, 18 sells) across 11 reporting insiders, with a net reported value of $612.3K.

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