MainStreet Bancshares, Inc.
MNSB- Exchange
- Nasdaq
- Industry
- State Commercial Banks
- SEC CIK
- 0001693577
No open-market purchases or sales by MainStreet Bancshares, Inc. insiders were filed in the last 90 days; 96 institutions reported holding it in 13F filings for Q2 2026, worth $99.3M in total; no superinvestor holds it.
Other share classesMNSBP
13F holders, Q3 2024
Institutional positions in MainStreet Bancshares, Inc. as of Sep 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 53
- −12 vs. Q2 2024
- Shares held
- 3.77M
- −114.1K (−2.9%) vs. Q2 2024
- Total value
- $69.6M
- +$248.8K (+0.4%) vs. Q2 2024
- New holders
- 4
- 18 more added
- Sold out
- 16
- 13 more reduced
1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MNSB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 96 | $99.3M |
| Q1 2026 | 84 | $93.1M |
| Q4 2025 | 75 | $96.7M |
| Q3 2025 | 71 | $95.5M |
| Q2 2025 | 61 | $80.6M |
| Q1 2025 | 51 | $61.9M |
| Q4 2024 | 53 | $68.6M |
| Q3 2024 | 53 | $69.6M |
| Q2 2024 | 66 | $70.5M |
| Q1 2024 | 65 | $78.2M |
| Q4 2023 | 64 | $104.0M |
| Q3 2023 | 63 | $79.1M |
| Q2 2023 | 59 | $85.5M |
| Q1 2023 | 53 | $78.7M |
| Q4 2022 | 53 | $92.5M |
| Q3 2022 | 45 | $74.6M |
| Q2 2022 | 47 | $76.1M |
| Q1 2022 | 46 | $82.8M |
| Q4 2021 | 46 | $84.6M |
| Q3 2021 | 41 | $75.1M |
| Q2 2021 | 45 | $73.3M |
| Q1 2021 | 49 | $74.2M |
Institutions, Q3 2024
Shares, value and share of portfolio for each institution holding MainStreet Bancshares, Inc.; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Banc Funds Co LLC | 651,014 | $12.0M | 1.30% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 648,797 | $12.0M | 0.00% | +11,297+1.8% | Added |
| Wellington Management Group LLP | 428,570 | $7.91M | 0.00% | 00.0% | Unchanged |
| Vanguard Group Inc | 337,099 | $6.22M | 0.00% | 00.0% | Unchanged |
| Cresset Asset Management, LLC | 318,134 | $5.87M | 0.02% | +9,973+3.2% | Added |
| First Manhattan Co | 255,578 | $4.72M | 0.01% | −1,650−0.6% | Reduced |
| Cutler Capital Management, LLC | 126,870 | $2.34M | 0.83% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 82,399 | $1.52M | 0.00% | +15,411+23.0% | Added |
| Acadian Asset Management LLC | 78,465 | $1.45M | 0.00% | 00.0% | Unchanged |
| Fourthstone LLC | 78,116 | $1.44M | 0.32% | +78,116 | New |
| BlackRock, Inc. | 77,270 | $1.43M | 0.00% | +77,270 | New |
| Geode Capital Management, LLC | 62,970 | $1.16M | 0.00% | +826+1.3% | Added |
| Millennium Management LLC | 60,446 | $1.12M | 0.00% | −65,143−51.9% | Reduced |
| Bridgeway Capital Management, LLC | 56,772 | $1.05M | 0.02% | −18,774−24.9% | Reduced |
| Renaissance Technologies LLC | 38,200 | $704.8K | 0.00% | +11,500+43.1% | Added |
| Salzhauer Michael | 37,782 | $697.1K | 0.44% | 00.0% | Unchanged |
| Empowered Funds, LLC | 32,472 | $599.1K | 0.01% | −7,074−17.9% | Reduced |
| Susquehanna International Group, LLP | 28,382 | $523.6K | 0.00% | +1,239+4.6% | Added |
| Citadel Advisors LLC | 23,255 | $429.1K | 0.00% | +9,055+63.8% | Added |
| Two Sigma Advisers, LP | 22,200 | $409.6K | 0.00% | +6,800+44.2% | Added |
| Mendon Capital Advisors Corp | 21,786 | $402.0K | 0.27% | +3,421+18.6% | Added |
| ELCO Management Co., LLC | 21,786 | $402.0K | 0.22% | +3,421+18.6% | Added |
| Two Sigma Investments, LP | 21,770 | $401.7K | 0.00% | +6,872+46.1% | Added |
| State Street Corp | 21,227 | $391.6K | 0.00% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 21,149 | $390.0K | 0.03% | +7,332+53.1% | Added |
| Creative Planning | 21,000 | $387.4K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 19,368 | $357.3K | 0.00% | −2,676−12.1% | Reduced |
| Qube Research & Technologies Ltd | 18,142 | $334.7K | 0.00% | +4,662+34.6% | Added |
| Barclays PLC | 16,759 | $309.2K | 0.00% | +4,256+34.0% | Added |
| Provident Wealth Management, LLC | 14,554 | $268.5K | 0.09% | 00.0% | Unchanged |
| Jane Street Group, LLC | 13,761 | $253.9K | 0.00% | −872−6.0% | Reduced |
| Forum Financial Management, LP | 13,439 | $247.9K | 0.00% | 00.0% | Unchanged |
| Northern Trust Corp | 12,725 | $234.8K | 0.00% | −40,587−76.1% | Reduced |
| Squarepoint Ops LLC | 12,694 | $234.2K | 0.00% | +2,226+21.3% | Added |
| Sandy Spring Bank | 12,600 | $232.5K | 0.01% | 00.0% | Unchanged |
| Black Maple Capital Management LP | 11,084 | $204.5K | 0.15% | +11,084 | New |
| Royal Bank of Canada | 8,945 | $165.0K | 0.00% | +8,419+1,600.6% | Added |
| Caldwell Sutter Capital, Inc. | 8,818 | $162.7K | 0.08% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 8,743 | $161.3K | 0.00% | +8,565+4,811.8% | Added |
| Spire Wealth Management | 6,562 | $121.1K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 5,854 | $108.0K | 0.00% | +5,387+1,153.5% | Added |
| Bank of America Corp | 5,141 | $94.9K | 0.00% | −1,603−23.8% | Reduced |
| Aster Capital Management (DIFC) Ltd | 2,927 | $54.0K | 0.01% | +2,927 | New |
| Catalyst Funds Management Pty Ltd | 1,200 | $22.1K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 1,000 | $18.4K | 0.00% | 00.0% | Unchanged |
| First United Bank Trust | 790 | $14.6K | 0.01% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 630 | $11.6K | 0.00% | 00.0% | Unchanged |
| Toth Financial Advisory Corp | 526 | $9.70K | 0.00% | −1,181−69.2% | Reduced |
| FMR LLC | 421 | $7.77K | 0.00% | −220−34.3% | Reduced |
| Russell Investments Group, Ltd. | 151 | $2.79K | 0.00% | −163−51.9% | Reduced |
| Tower Research Capital LLC (TRC) | 134 | $2.47K | 0.00% | −3,498−96.3% | Reduced |
| BNP Paribas Arbitrage, SA | 84 | $1.55K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 49 | $904 | 0.00% | −1,303−96.4% | Reduced |
| Elizabeth Park Capital Advisors, Ltd. | 0 | $0 | 0.00% | −145,355−100.0% | Sold out |
| Goldman Sachs Group Inc | 0 | $0 | 0.00% | −40,704−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −21,808−100.0% | Sold out |
| First Trust Advisors LP | 0 | $0 | 0.00% | −17,213−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −13,717−100.0% | Sold out |
| Point72 Asia (Singapore) Pte. Ltd. | 0 | $0 | 0.00% | −9,143−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −5,450−100.0% | Sold out |
| Mirae Asset Global ETFs Holdings Ltd. | 0 | $0 | 0.00% | −3,254−100.0% | Sold out |
| LSV Asset Management | 0 | $0 | 0.00% | −1,600−100.0% | Sold out |
| Macquarie Group Ltd | 0 | $0 | 0.00% | −358−100.0% | Sold out |
| Picton Mahoney Asset Management | 0 | $0 | 0.00% | −299−100.0% | Sold out |
| Rhumbline Advisers | 0 | $0 | 0.00% | −232−100.0% | Sold out |
| Covestor Ltd | 0 | $0 | 0.00% | −115−100.0% | Sold out |
| New York State Common Retirement Fund | 0 | $0 | 0.00% | −59−100.0% | Sold out |
| CWM, LLC | 0 | $0 | 0.00% | −68−100.0% | Sold out |
| Ashton Thomas Private Wealth, LLC | 0 | $0 | 0.00% | −55−100.0% | Sold out |
| BlackRock Inc. | – | – | – | – | Not filed |