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, Q2 2026
Institutional positions in MainStreet Bancshares, Inc. as of Jun 30, 2026. 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
- 96
- +13 vs. Q1 2026
- Shares held
- 4.06M
- −174.8K (−4.1%) vs. Q1 2026
- Total value
- $99.3M
- +$6.21M (+6.7%) vs. Q1 2026
- New holders
- 16
- 42 more added
- Sold out
- 3
- 21 more reduced
1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding MainStreet Bancshares, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Covestor Ltd | 14 | $0 | 0.00% | +14 | New |
| SJS Investment Consulting Inc. | 1 | $25 | 0.00% | +1 | New |
| Wealth Enhancement Trust Services, Inc. | 3 | $74 | 0.00% | +3 | New |
| Essential Partners LLC | 7 | $173 | 0.00% | +3+75.0% | Added |
| True Wealth Design, LLC | 7 | $173 | 0.00% | +7 | New |
| Farther Finance Advisors, LLC | 15 | $370 | 0.00% | −79−84.0% | Reduced |
| EverSource Wealth Advisors, LLC | 17 | $419 | 0.00% | +17 | New |
| Basecamp Wealth Advisors LLC | 18 | $444 | 0.00% | +4+28.6% | Added |
| Rothschild Investment LLC | 24 | $593 | 0.00% | +19+380.0% | Added |
| IFP Advisors, Inc | 57 | $1.41K | 0.00% | +55+2,750.0% | Added |
| SBI Securities Co., Ltd. | 83 | $2.05K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 87 | $2.15K | 0.00% | −294−77.2% | Reduced |
| UBS Asset Management Americas Inc | 88 | $2.17K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 121 | $2.99K | 0.00% | −102−45.7% | Reduced |
| Allworth Financial LP | 121 | $2.99K | 0.00% | +106+706.7% | Added |
| GAMMA Investing LLC | 124 | $3.06K | 0.00% | +95+327.6% | Added |
| SRS Capital Advisors, Inc. | 138 | $3.41K | 0.00% | +135+4,500.0% | Added |
| The PNC Financial Services Group, Inc. | 170 | $4.20K | 0.00% | +144+553.8% | Added |
| Federated Hermes, Inc. | 482 | $11.9K | 0.00% | +27+5.9% | Added |
| Toth Financial Advisory Corp | 545 | $13.4K | 0.00% | +3+0.6% | Added |
| Rockefeller Capital Management L.P. | 558 | $13.8K | 0.00% | +2+0.4% | Added |
| State of Alaska, Department of Revenue | 596 | $14.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 619 | $15.3K | 0.00% | −475−43.4% | Reduced |
| Legal & General Group Plc | 636 | $15.7K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 718 | $17.7K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 779 | $19.0K | 0.00% | +229+41.6% | Added |
| First United Bank Trust | 790 | $19.5K | 0.01% | 00.0% | Unchanged |
| FMR LLC | 953 | $23.5K | 0.00% | +481+101.9% | Added |
| Steward Partners Investment Advisory, LLC | 1,050 | $25.9K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 1,190 | $29.4K | 0.00% | +1,190 | New |
| Police & Firemen's Retirement System of New Jersey | 1,763 | $43.5K | 0.00% | 00.0% | Unchanged |
| Vanguard Global Advisers, LLC | 2,563 | $63.3K | 0.00% | 00.0% | Unchanged |
| Cassaday & Co Wealth Management LLC | 2,730 | $67.4K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 2,912 | $71.8K | 0.00% | +37+1.3% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 2,916 | $72.0K | 0.00% | −441−13.1% | Reduced |
| Citigroup Inc | 2,921 | $72.1K | 0.00% | +2,601+812.8% | Added |
| New York State Common Retirement Fund | 3,484 | $86.0K | 0.00% | 00.0% | Unchanged |
| Deutsche Bank AG | 5,201 | $128.4K | 0.00% | +175+3.5% | Added |
| Wells Fargo & Company | 5,302 | $130.9K | 0.00% | +2,720+105.3% | Added |
| Hughes Financial Services, LLC | 5,440 | $134.3K | 0.02% | 00.0% | Unchanged |
| Rhumbline Advisers | 5,518 | $136.2K | 0.00% | +402+7.9% | Added |
| Spire Wealth Management | 6,257 | $154.5K | 0.00% | −305−4.6% | Reduced |
| Advisor Group Holdings, Inc. | 6,709 | $165.6K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 7,432 | $183.5K | 0.00% | +4,645+166.7% | Added |
| Caldwell Sutter Capital, Inc. | 8,818 | $217.7K | 0.08% | 00.0% | Unchanged |
| Occudo Quantitative Strategies LP | 8,970 | $221.5K | 0.01% | +8,970 | New |
| Quadrature Capital Ltd | 9,707 | $239.7K | 0.00% | +9,707 | New |
| Arrowstreet Capital, Limited Partnership | 9,732 | $240.3K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 9,843 | $242.8K | 0.00% | +9,066+1,166.8% | Added |
| SEI Investments Co | 9,915 | $244.8K | 0.00% | +9,915 | New |
| ELCO Management Co., LLC | 10,221 | $252.4K | 0.11% | −12,091−54.2% | Reduced |
| Point72 Asset Management, L.P. | 10,488 | $258.9K | 0.00% | +10,488 | New |
| Goldman Sachs Group Inc | 10,628 | $262.4K | 0.00% | −2,199−17.1% | Reduced |
| Renaissance Technologies LLC | 11,000 | $271.6K | 0.00% | −3,400−23.6% | Reduced |
| Atlantic Union Bankshares Corp | 12,600 | $311.1K | 0.01% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 13,495 | $333.2K | 0.00% | +67+0.5% | Added |
| XTX Topco Ltd | 13,868 | $342.4K | 0.00% | +3,758+37.2% | Added |
| Los Angeles Capital Management LLC | 14,401 | $355.6K | 0.00% | +14,401 | New |
| Barclays PLC | 15,862 | $391.6K | 0.00% | −651−3.9% | Reduced |
| Two Sigma Investments, LP | 16,699 | $412.3K | 0.00% | +16,699 | New |
| Bank of New York Mellon Corp | 17,416 | $430.0K | 0.00% | +590+3.5% | Added |
| Daytona Street Capital LLC | 18,000 | $433.0K | 0.32% | 00.0% | Unchanged |
| Nuveen, LLC | 17,867 | $441.1K | 0.00% | +8,706+95.0% | Added |
| Charles Schwab Investment Management Inc | 19,444 | $480.1K | 0.00% | +1,643+9.2% | Added |
| R Squared Ltd | 20,799 | $513.5K | 0.27% | +20,799 | New |
| Creative Planning | 22,793 | $562.8K | 0.00% | +523+2.3% | Added |
| Gsa Capital Partners LLP | 23,242 | $574.0K | 0.04% | +23,242 | New |
| Mendon Capital Advisors Corp | 23,370 | $577.0K | 0.20% | −23,942−50.6% | Reduced |
| HRT Financial LP | 24,284 | $599.0K | 0.00% | +24,284 | New |
| Morgan Stanley | 24,316 | $600.4K | 0.00% | −64−0.3% | Reduced |
| STRS Ohio | 26,100 | $644.4K | 0.00% | +25,600+5,120.0% | Added |
| AQR Capital Management LLC | 29,408 | $726.1K | 0.00% | +29,408 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 30,385 | $750.2K | 0.00% | −2,671−8.1% | Reduced |
| UBS Group AG | 33,102 | $817.3K | 0.00% | −80,076−70.8% | Reduced |
| Empowered Funds, LLC | 37,171 | $917.8K | 0.00% | +2,775+8.1% | Added |
| Squarepoint Ops LLC | 37,233 | $919.3K | 0.00% | −13,641−26.8% | Reduced |
| Vanguard Fiduciary Trust Co | 39,018 | $963.4K | 0.00% | +67+0.2% | Added |
| Trexquant Investment LP | 39,525 | $975.9K | 0.01% | +22,486+132.0% | Added |
| Vanguard Portfolio Management LLC | 42,813 | $1.06M | 0.00% | +3,152+7.9% | Added |
| Fourthstone LLC | 47,432 | $1.19M | 0.84% | −337,370−87.7% | Reduced |
| Northern Trust Corp | 48,150 | $1.19M | 0.00% | +1,215+2.6% | Added |
| Citadel Advisors LLC | 58,344 | $1.44M | 0.00% | +34,826+148.1% | Added |
| Cresset Asset Management, LLC | 59,040 | $1.46M | 0.01% | −12,960−18.0% | Reduced |
| Bridgeway Capital Management, LLC | 66,551 | $1.64M | 0.03% | +2,775+4.4% | Added |
| American Century Companies Inc | 101,604 | $2.51M | 0.00% | +49,060+93.4% | Added |
| State Street Corp | 109,465 | $2.70M | 0.00% | +9,254+9.2% | Added |
| Marshall Wace, LLP | 120,194 | $2.97M | 0.00% | +13,969+13.2% | Added |
| Geode Capital Management, LLC | 152,196 | $3.76M | 0.00% | +5,028+3.4% | Added |
| First Manhattan Co | 161,731 | $3.99M | 0.01% | −26,377−14.0% | Reduced |
| Acadian Asset Management LLC | 183,245 | $4.52M | 0.01% | +49,269+36.8% | Added |
| Dimensional Fund Advisors LP | 205,014 | $5.06M | 0.00% | +38,381+23.0% | Added |
| Vanguard Capital Management LLC | 262,466 | $6.48M | 0.00% | −39,021−12.9% | Reduced |
| Wellington Management Group LLP | 336,961 | $8.32M | 0.00% | −15,745−4.5% | Reduced |
| Alliancebernstein L.P. | 418,393 | $9.29M | 0.00% | −136,330−24.6% | Reduced |
| BlackRock, Inc. | 404,037 | $9.98M | 0.00% | +56,429+16.2% | Added |
| Banc Funds Co LLC | 545,679 | $13.5M | 2.23% | +14,738+2.8% | Added |
| US Bancorp | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Root Financial Partners, LLC | 0 | $0 | 0.00% | −7−100.0% | Sold out |
| CWM, LLC | – | – | – | – | Not filed |