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 2021
Institutional positions in MainStreet Bancshares, Inc. as of Dec 31, 2021. 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
- 46
- +5 vs. Q3 2021
- Shares held
- 3.44M
- +311.5K (+9.9%) vs. Q3 2021
- Total value
- $84.6M
- +$9.56M (+12.7%) vs. Q3 2021
- New holders
- 8
- 16 more added
- Sold out
- 3
- 10 more reduced
Compare with Q3 2021: 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 2021
Shares, value and share of portfolio for each institution holding MainStreet Bancshares, Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| JPMorgan Chase & Co | 11 | $0 | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 38 | $1.00K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 57 | $1.40K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 126 | $3.00K | 0.00% | −108−46.2% | Reduced |
| Tower Research Capital LLC (TRC) | 145 | $4.00K | 0.00% | +57+64.8% | Added |
| Royal Bank of Canada | 525 | $13.0K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 2,000 | $49.0K | 0.00% | −510−20.3% | Reduced |
| Advisor Group Holdings, Inc. | 4,140 | $102.0K | 0.00% | +640+18.3% | Added |
| Spire Wealth Management | 6,562 | $161.0K | 0.00% | 00.0% | Unchanged |
| Toth Financial Advisory Corp | 7,444 | $183.0K | 0.02% | 00.0% | Unchanged |
| Connor, Clark & Lunn Investment Management Ltd. | 8,357 | $205.0K | 0.00% | +8,357 | New |
| O'Shaughnessy Asset Management, LLC | 8,576 | $211.0K | 0.00% | −5,419−38.7% | Reduced |
| Greenwich Investment Management, Inc. | 9,476 | $233.0K | 0.16% | +9,476 | New |
| Eidelman Virant Capital | 10,000 | $246.0K | 0.09% | 00.0% | Unchanged |
| Campbell Wealth Management | 10,682 | $263.0K | 0.03% | 00.0% | Unchanged |
| Northern Trust Corp | 11,061 | $272.0K | 0.00% | +11,061 | New |
| Sandy Spring Bank | 13,125 | $323.0K | 0.02% | 00.0% | Unchanged |
| Forum Financial Management, LP | 13,439 | $330.0K | 0.02% | +13,439 | New |
| Ergoteles LLC | 14,047 | $345.0K | 0.01% | −10,888−43.7% | Reduced |
| Cresset Asset Management, LLC | 14,763 | $363.0K | 0.00% | +34+0.2% | Added |
| State Street Corp | 17,227 | $424.0K | 0.00% | 00.0% | Unchanged |
| Janney Montgomery Scott LLC | 17,714 | $436.0K | 0.00% | +17,714 | New |
| Acadian Asset Management LLC | 20,447 | $501.0K | 0.00% | +5,147+33.6% | Added |
| Creative Planning | 21,000 | $516.0K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 22,631 | $556.0K | 0.00% | +22,631 | New |
| BlackRock Inc. | 23,330 | $574.0K | 0.00% | +743+3.3% | Added |
| Russell Investments Group, Ltd. | 23,568 | $579.0K | 0.00% | 00.0% | Unchanged |
| BHZ Capital Management, LP | 29,583 | $727.0K | 0.29% | +3,434+13.1% | Added |
| Morgan Stanley | 30,169 | $742.0K | 0.00% | −222−0.7% | Reduced |
| Renaissance Technologies LLC | 39,934 | $982.0K | 0.00% | +8,534+27.2% | Added |
| Salzhauer Michael | 40,062 | $985.0K | 0.37% | +1,252+3.2% | Added |
| Millennium Management LLC | 40,537 | $997.0K | 0.00% | +1,730+4.5% | Added |
| Kennedy Capital Management, Inc. | 42,731 | $1.05M | 0.02% | +160+0.4% | Added |
| Geode Capital Management, LLC | 49,394 | $1.21M | 0.00% | −60.0% | Reduced |
| Dimensional Fund Advisors LP | 49,455 | $1.22M | 0.00% | +920+1.9% | Added |
| Cutler Capital Management, LLC | 52,500 | $1.29M | 0.47% | +2,500+5.0% | Added |
| JCSD Capital, LLC | 66,937 | $1.65M | 1.62% | +66,937 | New |
| Mendon Capital Advisors Corp | 75,000 | $1.84M | 0.53% | +75,000 | New |
| Fourthstone LLC | 169,971 | $4.18M | 1.57% | +73,479+76.2% | Added |
| Jacobs Asset Management, LLC | 204,718 | $5.03M | 2.29% | +129,360+171.7% | Added |
| Wellington Management Group LLP | 211,797 | $5.21M | 0.00% | −79,202−27.2% | Reduced |
| First Manhattan Co | 280,039 | $6.89M | 0.02% | +18,650+7.1% | Added |
| Alliancebernstein L.P. | 305,554 | $7.51M | 0.00% | +16,514+5.7% | Added |
| Vanguard Group Inc | 318,587 | $7.83M | 0.00% | −20,248−6.0% | Reduced |
| EJF Capital LLC | 560,887 | $13.8M | 1.23% | −2,119−0.4% | Reduced |
| Banc Funds Co LLC | 593,930 | $14.6M | 1.10% | −42,365−6.7% | Reduced |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −13,656−100.0% | Sold out |
| Barclays PLC | 0 | $0 | 0.00% | −858−100.0% | Sold out |
| HC Financial Advisors Inc | 0 | $0 | 0.00% | −675−100.0% | Sold out |