John Marshall Bancorp
JMSB
94 hedge funds and large institutions have $152M invested in John Marshall Bancorp in 2026 Q2 according to their latest regulatory filings, with 22 funds opening new positions, 38 increasing their positions, 15 reducing their positions, and 5 closing their positions.
340% more first-time investments, than exits
New positions opened: 22 | Existing positions closed: 5
153% more repeat investments, than reductions
Existing positions increased: 38 | Existing positions reduced: 15
19% more funds holding
Funds holding: 79 → 94 (+15)
16% more capital inflows, than outflows
Capital inflows: $18.6M | Capital outflows: $16.1M
0.99% more ownership
Funds ownership: 48.35% → 49.34% (+0.99%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
+$2.31M |
| 2 |
Mackenzie Financial
Toronto Ontario,
Ontario, Canada
|
+$1.87M |
| 3 |
Renaissance Technologies
New York
|
+$1.53M |
| 4 |
Acadian Asset Management
Boston,
Massachusetts
|
+$1.47M |
| 5 |
Marshall Wace
London,
United Kingdom
|
+$1.41M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
FCM
FJ Capital Management
Mclean,
Virginia
|
-$8.36M |
| 2 |
RIP
Rhino Investment Partners
West Conshohocken,
Pennsylvania
|
-$2.4M |
| 3 |
FL
Fourthstone LLC
St Louis,
Missouri
|
-$2.19M |
| 4 |
MAI Capital Management
Independence,
Ohio
|
-$1.38M |
| 5 |
TFA
Toth Financial Advisory
Leesburg,
Virginia
|
-$686K |
JMSB Hedge Fund Activity: Q2 2026 in Review
94 of the 8,356 institutional investors tracked by Wall St. Rank reported a position in John Marshall Bancorp (JMSB) for Q2 2026, worth a combined $152M — up 8.9% from $139M a quarter earlier.
Buyers outnumbered sellers: 22 funds opened new JMSB positions and 5 closed out — a net gain of 17 holders — while 38 added to existing stakes and 15 trimmed.
The largest buyer was BlackRock, adding an estimated $2.31M. The largest seller was FJ Capital Management, exiting entirely with an estimated $8.36M sold.
- 94 institutional investors held John Marshall Bancorp (JMSB) as of Q2 2026, up from 79 in Q1 2026.
- Funds reported $152M of John Marshall Bancorp stock for Q2 2026, up 8.9% quarter-over-quarter.
- 22 funds opened new John Marshall Bancorp positions in Q2 2026 and 5 closed out, a net change of +17 holders.
- The largest John Marshall Bancorp buyer in Q2 2026 was BlackRock, an estimated $2.31M added.
- The largest John Marshall Bancorp seller in Q2 2026 was FJ Capital Management, an estimated $8.36M sold.
Based on aggregated 13F filings for Q2 2026.