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John Marshall Bancorp Inc (JMSB)

Financial Services Banks - Regional
23.20 $
+0.6% vs. previous close
Closing price · As of: 31. Jul 2026

Who owns John Marshall Bancorp Inc (JMSB)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 86.9% of the shares are freely tradable; institutional investors hold 49.8%.

Ownership Structure

Institutional ownership
49.8%
Insiders
13.1%
Float
86.9%
Short % of float
1.2%
Shares Outstanding
14Mio.

Largest Shareholders

Institutions

Institutions JMSB
Name Stake (%) Shares Change (%) Date
T. Rowe Price Investment Management,Inc. 13.93 1,965,531 -26.2 03/31/2026
BlackRock Inc 6.20 875,363 +0.4 03/31/2026
Vanguard Group Inc 4.91 692,614 +6.6 12/31/2025
Vanguard Capital Management, LLC 3.81 537,376 +0.0 03/31/2026
FJ Capital Management LLC 2.92 412,273 -0.2 03/31/2026
Toth Financial Advisory Corp 2.61 368,621 -1.6 03/31/2026
Ayrshire Associates Inc 2.48 349,969 +0.4 03/31/2026

Funds

Funds JMSB
Name Stake (%) Shares Change (%) Date
T. Rowe Price Small-Cap Value 8.59 1,211,983 -0.1 04/30/2026
T. Rowe Price U.S. SC Value Eq Tr-D 4.97 700,873 +0.2 03/31/2026
Vanguard Total Stock Mkt Idx Inv 2.69 379,425 +0.0 04/30/2026

Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.

Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)

Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.

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