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 2021
Institutional positions in MainStreet Bancshares, Inc. as of Sep 30, 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
- 41
- −4 vs. Q2 2021
- Shares held
- 3.13M
- −115.5K (−3.6%) vs. Q2 2021
- Total value
- $75.1M
- +$1.77M (+2.4%) vs. Q2 2021
- New holders
- 2
- 21 more added
- Sold out
- 6
- 10 more reduced
Compare with Q2 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, Q3 2021
Shares, value and share of portfolio for each institution holding MainStreet Bancshares, Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| JPMorgan Chase & Co | 11 | $0 | 0.00% | 00.0% | Unchanged |
| HC Financial Advisors Inc | 675 | $0 | 0.00% | +675 | New |
| Wells Fargo & Company | 38 | $1.00K | 0.00% | −4−9.5% | Reduced |
| BNP Paribas Arbitrage, SA | 57 | $1.37K | 0.00% | −398−87.5% | Reduced |
| Tower Research Capital LLC (TRC) | 88 | $2.00K | 0.00% | −536−85.9% | Reduced |
| Bank of America Corp | 234 | $6.00K | 0.00% | −1,015−81.3% | Reduced |
| Royal Bank of Canada | 525 | $13.0K | 0.00% | −739−58.5% | Reduced |
| Barclays PLC | 858 | $21.0K | 0.00% | −566−39.7% | Reduced |
| US Bancorp | 2,510 | $60.0K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 3,500 | $84.0K | 0.00% | +126+3.7% | Added |
| Spire Wealth Management | 6,562 | $157.0K | 0.00% | +6,250+2,003.2% | Added |
| Toth Financial Advisory Corp | 7,444 | $179.0K | 0.03% | +10+0.1% | Added |
| Eidelman Virant Capital | 10,000 | $239.0K | 0.09% | 00.0% | Unchanged |
| Campbell Wealth Management | 10,682 | $256.0K | 0.03% | 00.0% | Unchanged |
| Sandy Spring Bank | 13,125 | $315.0K | 0.02% | 00.0% | Unchanged |
| Boothbay Fund Management, LLC | 13,656 | $328.0K | 0.01% | +13,656 | New |
| O'Shaughnessy Asset Management, LLC | 13,995 | $335.0K | 0.01% | +4,145+42.1% | Added |
| Cresset Asset Management, LLC | 14,729 | $353.0K | 0.00% | +1,019+7.4% | Added |
| Acadian Asset Management LLC | 15,300 | $365.0K | 0.00% | +5,207+51.6% | Added |
| State Street Corp | 17,227 | $413.0K | 0.00% | +3,700+27.4% | Added |
| Creative Planning | 21,000 | $504.0K | 0.00% | 00.0% | Unchanged |
| BlackRock Inc. | 22,587 | $542.0K | 0.00% | −2,265−9.1% | Reduced |
| Russell Investments Group, Ltd. | 23,568 | $565.0K | 0.00% | 00.0% | Unchanged |
| Ergoteles LLC | 24,935 | $598.0K | 0.02% | +516+2.1% | Added |
| BHZ Capital Management, LP | 26,149 | $627.0K | 0.23% | +4,928+23.2% | Added |
| Morgan Stanley | 30,391 | $729.0K | 0.00% | +29,777+4,849.7% | Added |
| Renaissance Technologies LLC | 31,400 | $753.0K | 0.00% | −20,900−40.0% | Reduced |
| Millennium Management LLC | 38,807 | $931.0K | 0.00% | −35,815−48.0% | Reduced |
| Salzhauer Michael | 38,810 | $931.0K | 0.42% | +6,625+20.6% | Added |
| Kennedy Capital Management, Inc. | 42,571 | $1.02M | 0.02% | +404+1.0% | Added |
| Dimensional Fund Advisors LP | 48,535 | $1.16M | 0.00% | +4,795+11.0% | Added |
| Geode Capital Management, LLC | 49,400 | $1.19M | 0.00% | +2,811+6.0% | Added |
| Cutler Capital Management, LLC | 50,000 | $1.20M | 0.45% | +1,500+3.1% | Added |
| Jacobs Asset Management, LLC | 75,358 | $1.81M | 0.69% | +7,687+11.4% | Added |
| Fourthstone LLC | 96,492 | $2.31M | 0.92% | +600+0.6% | Added |
| First Manhattan Co | 261,389 | $6.27M | 0.02% | +4,715+1.8% | Added |
| Alliancebernstein L.P. | 289,040 | $6.93M | 0.00% | +100,517+53.3% | Added |
| Wellington Management Group LLP | 290,999 | $6.98M | 0.00% | +150+0.1% | Added |
| Vanguard Group Inc | 338,835 | $8.13M | 0.00% | +3,853+1.2% | Added |
| EJF Capital LLC | 563,006 | $13.5M | 1.18% | 00.0% | Unchanged |
| Banc Funds Co LLC | 636,295 | $15.3M | 1.17% | −101,175−13.7% | Reduced |
| RMB Capital Management, LLC | 0 | $0 | 0.00% | −125,000−100.0% | Sold out |
| Northern Trust Corp | 0 | $0 | 0.00% | −11,035−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −10,300−100.0% | Sold out |
| Connor, Clark & Lunn Investment Management Ltd. | 0 | $0 | 0.00% | −9,212−100.0% | Sold out |
| UBS Group AG | 0 | $0 | 0.00% | −126−100.0% | Sold out |
| New York State Common Retirement Fund | 0 | $0 | 0.00% | −47−100.0% | Sold out |