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, Q4 2022
Institutional positions in MainStreet Bancshares, Inc. as of Dec 31, 2022. 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
- +9 vs. Q3 2022
- Shares held
- 3.37M
- +107.0K (+3.3%) vs. Q3 2022
- Total value
- $92.5M
- +$18.2M (+24.5%) vs. Q3 2022
- New holders
- 11
- 16 more added
- Sold out
- 2
- 10 more reduced
1 institution that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2022
Shares, value and share of portfolio for each institution holding MainStreet Bancshares, Inc.; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Banc Funds Co LLC | 611,372 | $16.8M | 1.48% | −10,000−1.6% | Reduced |
| Alliancebernstein L.P. | 405,478 | $11.1M | 0.01% | +8,292+2.1% | Added |
| Wellington Management Group LLP | 346,775 | $9.53M | 0.00% | 00.0% | Unchanged |
| Vanguard Group Inc | 335,605 | $9.23M | 0.00% | +13,516+4.2% | Added |
| First Manhattan Co | 258,263 | $7.10M | 0.03% | −27,966−9.8% | Reduced |
| Jacobs Asset Management, LLC | 235,000 | $6.46M | 3.16% | −27,500−10.5% | Reduced |
| Elizabeth Park Capital Advisors, Ltd. | 169,355 | $4.66M | 2.08% | +169,355 | New |
| Fourthstone LLC | 153,174 | $4.21M | 1.11% | +43,457+39.6% | Added |
| Cutler Capital Management, LLC | 79,861 | $2.20M | 0.90% | +679+0.9% | Added |
| JCSD Capital, LLC | 66,937 | $1.84M | 2.50% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 57,593 | $1.58M | 0.00% | +4,865+9.2% | Added |
| Hillsdale Investment Management Inc. | 56,783 | $1.56M | 0.13% | +56,783 | New |
| Geode Capital Management, LLC | 55,732 | $1.53M | 0.00% | +59+0.1% | Added |
| Bridgeway Capital Management, LLC | 54,240 | $1.49M | 0.04% | +4,200+8.4% | Added |
| Salzhauer Michael | 40,062 | $1.10M | 0.66% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 39,010 | $1.07M | 0.01% | +13,996+56.0% | Added |
| Renaissance Technologies LLC | 36,968 | $1.02M | 0.00% | +18,912+104.7% | Added |
| ELCO Management Co., LLC | 35,636 | $979.6K | 0.74% | −389−1.1% | Reduced |
| Millennium Management LLC | 33,460 | $920.0K | 0.00% | −2,095−5.9% | Reduced |
| BHZ Capital Management, LP | 31,101 | $855.0K | 0.43% | −400−1.3% | Reduced |
| Kennedy Capital Management, Inc. | 28,148 | $773.8K | 0.02% | −3,917−12.2% | Reduced |
| Russell Investments Group, Ltd. | 23,568 | $647.9K | 0.00% | 00.0% | Unchanged |
| State Street Corp | 22,127 | $608.3K | 0.00% | −740−3.2% | Reduced |
| Susquehanna International Group, LLP | 22,023 | $605.4K | 0.00% | +22,023 | New |
| Creative Planning | 21,000 | $577.3K | 0.00% | 00.0% | Unchanged |
| BlackRock Inc. | 16,970 | $466.5K | 0.00% | +260+1.6% | Added |
| Cresset Asset Management, LLC | 14,905 | $409.7K | 0.01% | +52+0.4% | Added |
| Forum Financial Management, LP | 13,439 | $369.4K | 0.01% | 00.0% | Unchanged |
| Sandy Spring Bank | 12,600 | $346.4K | 0.02% | 00.0% | Unchanged |
| Northern Trust Corp | 10,732 | $295.0K | 0.00% | 00.0% | Unchanged |
| Provident Wealth Management, LLC | 9,857 | $271.0K | 0.16% | 00.0% | Unchanged |
| Caldwell Sutter Capital, Inc. | 8,818 | $242.4K | 0.21% | +8,818 | New |
| Qube Research & Technologies Ltd | 7,935 | $218.1K | 0.00% | +7,935 | New |
| Campbell Wealth Management | 7,908 | $217.0K | 0.03% | −1,366−14.7% | Reduced |
| Man Group plc | 7,460 | $205.1K | 0.00% | +7,460 | New |
| Spire Wealth Management | 6,562 | $180.0K | 0.01% | 00.0% | Unchanged |
| Morgan Stanley | 6,309 | $173.4K | 0.00% | +5,966+1,739.4% | Added |
| Citigroup Inc | 5,821 | $160.0K | 0.00% | +5,821 | New |
| Advisor Group Holdings, Inc. | 4,260 | $117.0K | 0.00% | +250+6.2% | Added |
| Royal Bank of Canada | 3,625 | $99.0K | 0.00% | +3,100+590.5% | Added |
| US Bancorp | 2,000 | $55.0K | 0.00% | 00.0% | Unchanged |
| Toth Financial Advisory Corp | 1,692 | $46.5K | 0.01% | +2+0.1% | Added |
| Belpointe Asset Management LLC | 1,500 | $41.2K | 0.00% | +1,500 | New |
| UBS Group AG | 1,068 | $29.4K | 0.00% | +1,068 | New |
| Bourgeon Capital Management LLC | 1,050 | $28.9K | 0.01% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 1,050 | $28.0K | 0.00% | 00.0% | Unchanged |
| Salem Investment Counselors Inc | 300 | $8.25K | 0.00% | −60−16.7% | Reduced |
| Tower Research Capital LLC (TRC) | 207 | $6.00K | 0.00% | +207 | New |
| TSFG, LLC | 59 | $2.00K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 42 | $1.16K | 0.00% | +1+2.4% | Added |
| FMR LLC | 9 | $247 | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 7 | $192 | 0.00% | +7 | New |
| JPMorgan Chase & Co | 11 | $0 | 0.00% | 00.0% | Unchanged |
| EJF Capital LLC | 0 | $0 | 0.00% | −207,633−100.0% | Sold out |
| Janney Montgomery Scott LLC | 0 | $0 | 0.00% | −9,549−100.0% | Sold out |
| Eidelman Virant Capital | – | – | – | – | Not filed |