MainStreet Bancshares
MNSB
97 hedge funds and large institutions have $99.3M invested in MainStreet Bancshares in 2026 Q2 according to their latest regulatory filings, with 17 funds opening new positions, 42 increasing their positions, 21 reducing their positions, and 3 closing their positions.
467% more first-time investments, than exits
New positions opened: 17 | Existing positions closed: 3
100% more repeat investments, than reductions
Existing positions increased: 42 | Existing positions reduced: 21
15% more funds holding
Funds holding: 84 → 97 (+13)
7% more capital invested
Capital invested by funds: $93.1M → $99.3M (+$6.21M)
2.09% more ownership
Funds ownership: 55.01% → 57.1% (+2.1%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
+$1.33M |
| 2 |
Acadian Asset Management
Boston,
Massachusetts
|
+$1.16M |
| 3 |
American Century Companies
Kansas City,
Missouri
|
+$1.15M |
| 4 |
Dimensional Fund Advisors
Austin,
Texas
|
+$903K |
| 5 |
Citadel Advisors
Miami,
Florida
|
+$819K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
FL
Fourthstone LLC
St Louis,
Missouri
|
-$7.93M |
| 2 |
AllianceBernstein
Nashville,
Tennessee
|
-$3.21M |
| 3 |
UBS Group
Zurich,
Switzerland
|
-$1.88M |
| 4 |
Vanguard Capital Management
Malvern,
Pennsylvania
|
-$918K |
| 5 |
First Manhattan
New York
|
-$620K |
MNSB Hedge Fund Activity: Q2 2026 in Review
97 of the 8,318 institutional investors tracked by Wall St. Rank reported a position in MainStreet Bancshares (MNSB) for Q2 2026, worth a combined $99.3M — up 6.7% from $93.1M a quarter earlier.
Buyers outnumbered sellers: 17 funds opened new MNSB positions and 3 closed out — a net gain of 14 holders — while 42 added to existing stakes and 21 trimmed.
The largest buyer was BlackRock, adding an estimated $1.33M. The largest seller was Fourthstone LLC, cutting an estimated $7.93M.
- 97 institutional investors held MainStreet Bancshares (MNSB) as of Q2 2026, up from 84 in Q1 2026.
- Funds reported $99.3M of MainStreet Bancshares stock for Q2 2026, up 6.7% quarter-over-quarter.
- 17 funds opened new MainStreet Bancshares positions in Q2 2026 and 3 closed out, a net change of +14 holders.
- The largest MainStreet Bancshares buyer in Q2 2026 was BlackRock, an estimated $1.33M added.
- The largest MainStreet Bancshares seller in Q2 2026 was Fourthstone LLC, an estimated $7.93M sold.
Based on aggregated 13F filings for Q2 2026.