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, Q1 2023
Institutional positions in MainStreet Bancshares, Inc. as of Mar 31, 2023. 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
- 0 vs. Q4 2022
- Shares held
- 3.35M
- −16.6K (−0.5%) vs. Q4 2022
- Total value
- $78.7M
- −$13.9M (−15.0%) vs. Q4 2022
- New holders
- 5
- 25 more added
- Sold out
- 5
- 8 more reduced
Compare with Q4 2022: 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, Q1 2023
Shares, value and share of portfolio for each institution holding MainStreet Bancshares, Inc.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Banc Funds Co LLC | 606,371 | $14.2M | 1.52% | −5,001−0.8% | Reduced |
| Alliancebernstein L.P. | 445,701 | $10.5M | 0.00% | +40,223+9.9% | Added |
| Vanguard Group Inc | 374,025 | $8.79M | 0.00% | +38,420+11.4% | Added |
| Wellington Management Group LLP | 343,545 | $8.07M | 0.00% | −3,230−0.9% | Reduced |
| First Manhattan Co | 236,263 | $5.55M | 0.02% | −22,000−8.5% | Reduced |
| Jacobs Asset Management, LLC | 186,293 | $4.38M | 2.54% | −48,707−20.7% | Reduced |
| Elizabeth Park Capital Advisors, Ltd. | 169,355 | $3.98M | 2.56% | 00.0% | Unchanged |
| Millennium Management LLC | 101,804 | $2.39M | 0.00% | +68,344+204.3% | Added |
| Cutler Capital Management, LLC | 81,714 | $1.92M | 0.86% | +1,853+2.3% | Added |
| Dimensional Fund Advisors LP | 65,944 | $1.55M | 0.00% | +8,351+14.5% | Added |
| Geode Capital Management, LLC | 55,945 | $1.31M | 0.00% | +213+0.4% | Added |
| Bridgeway Capital Management, LLC | 55,820 | $1.31M | 0.03% | +1,580+2.9% | Added |
| JCSD Capital, LLC | 54,411 | $1.28M | 2.10% | −12,526−18.7% | Reduced |
| Kennedy Capital Management, Inc. | 49,860 | $1.17M | 0.03% | +21,712+77.1% | Added |
| Hillsdale Investment Management Inc. | 48,883 | $1.15M | 0.10% | −7,900−13.9% | Reduced |
| Renaissance Technologies LLC | 45,900 | $1.08M | 0.00% | +8,932+24.2% | Added |
| Acadian Asset Management LLC | 40,882 | $958.0K | 0.00% | +1,872+4.8% | Added |
| Salzhauer Michael | 40,062 | $941.1K | 0.86% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 39,813 | $935.2K | 0.00% | +17,790+80.8% | Added |
| BHZ Capital Management, LP | 26,219 | $615.9K | 0.38% | −4,882−15.7% | Reduced |
| ELCO Management Co., LLC | 25,000 | $587.3K | 0.43% | −10,636−29.8% | Reduced |
| State Street Corp | 22,127 | $519.8K | 0.00% | 00.0% | Unchanged |
| Creative Planning | 21,000 | $493.3K | 0.00% | 00.0% | Unchanged |
| Jane Street Group, LLC | 18,403 | $432.3K | 0.00% | +18,403 | New |
| BlackRock Inc. | 17,838 | $419.0K | 0.00% | +868+5.1% | Added |
| Morgan Stanley | 16,664 | $391.4K | 0.00% | +10,355+164.1% | Added |
| Cresset Asset Management, LLC | 14,955 | $351.3K | 0.01% | +50+0.3% | Added |
| Qube Research & Technologies Ltd | 13,916 | $326.9K | 0.00% | +5,981+75.4% | Added |
| Forum Financial Management, LP | 13,439 | $315.7K | 0.01% | 00.0% | Unchanged |
| Sandy Spring Bank | 12,600 | $296.0K | 0.02% | 00.0% | Unchanged |
| Provident Wealth Management, LLC | 12,294 | $288.8K | 0.15% | +2,437+24.7% | Added |
| Quadrature Capital Ltd | 12,248 | $287.8K | 0.01% | +12,248 | New |
| Northern Trust Corp | 11,164 | $262.2K | 0.00% | +432+4.0% | Added |
| Citadel Advisors LLC | 10,814 | $254.0K | 0.00% | +10,814 | New |
| Advisor Group Holdings, Inc. | 9,456 | $218.5K | 0.00% | +5,196+122.0% | Added |
| Caldwell Sutter Capital, Inc. | 8,818 | $207.1K | 0.15% | 00.0% | Unchanged |
| Citigroup Inc | 8,723 | $204.9K | 0.00% | +2,902+49.9% | Added |
| JPMorgan Chase & Co | 7,011 | $164.0K | 0.00% | +7,000+63,636.4% | Added |
| Spire Wealth Management | 6,562 | $154.1K | 0.01% | 00.0% | Unchanged |
| Royal Bank of Canada | 3,625 | $85.0K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 2,812 | $66.1K | 0.00% | +1,744+163.3% | Added |
| US Bancorp | 2,000 | $47.0K | 0.00% | 00.0% | Unchanged |
| Toth Financial Advisory Corp | 1,694 | $39.8K | 0.01% | +2+0.1% | Added |
| Globeflex Capital L P | 1,600 | $37.6K | 0.00% | +1,600 | New |
| Bank of America Corp | 1,530 | $35.9K | 0.00% | +1,523+21,757.1% | Added |
| Belpointe Asset Management LLC | 1,500 | $35.2K | 0.00% | 00.0% | Unchanged |
| Bourgeon Capital Management LLC | 1,050 | $24.7K | 0.01% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 733 | $18.0K | 0.00% | +526+254.1% | Added |
| Salem Investment Counselors Inc | 300 | $7.05K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 43 | $1.01K | 0.00% | +1+2.4% | Added |
| TSFG, LLC | 59 | $1.00K | 0.00% | 00.0% | Unchanged |
| Atticus Wealth Management, LLC | 35 | $823 | 0.00% | +35 | New |
| FMR LLC | 9 | $211 | 0.00% | 00.0% | Unchanged |
| Fourthstone LLC | 0 | $0 | 0.00% | −153,174−100.0% | Sold out |
| Russell Investments Group, Ltd. | 0 | $0 | 0.00% | −23,568−100.0% | Sold out |
| Campbell Wealth Management | 0 | $0 | 0.00% | −7,908−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −7,460−100.0% | Sold out |
| Rockefeller Capital Management L.P. | 0 | $0 | 0.00% | −1,050−100.0% | Sold out |