MainStreet Bancshares, Inc. - MNSB
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| BANC FUNDS CO LLC | History | Added to | 545,679 | 13,472 | 2.23% | 2.19% | 1 | +14,738 | 2.78% | Q2 2026 | Aug 13, 2026 |
| BlackRock, Inc. | History | Added to | 404,037 | 9,975 | 0.0% | 0.0% | 2 | +56,429 | 16.23% | Q2 2026 | Aug 07, 2026 |
| ALLIANCEBERNSTEIN L.P. | History | Reduced | 418,393 | 9,288 | 0.0% | 0.0% | 3 | -136,330 | -24.58% | Q2 2026 | Aug 14, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | History | Reduced | 336,961 | 8,319 | 0.0% | 0.0% | 4 | -15,745 | -4.46% | Q2 2026 | Aug 14, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | History | Reduced | 262,466 | 6,480 | 0.0% | 0.0% | 5 | -39,021 | -12.94% | Q2 2026 | Aug 13, 2026 |
| DIMENSIONAL FUND ADVISORS LP | History | Added to | 205,014 | 5,061 | 0.0% | 0.0% | 6 | +38,381 | 23.03% | Q2 2026 | Aug 11, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | History | Added to | 183,245 | 4,518 | 0.01% | 0.0% | 7 | +49,269 | 36.77% | Q2 2026 | Aug 13, 2026 |
| FIRST MANHATTAN CO. LLC. | History | Reduced | 161,731 | 3,993 | 0.01% | 0.01% | 8 | -26,377 | -14.02% | Q2 2026 | Aug 14, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 152,196 | 3,758 | 0.0% | 0.0% | 9 | +5,028 | 3.42% | Q2 2026 | Aug 12, 2026 |
| MARSHALL WACE, LLP | History | Added to | 120,194 | 2,967 | 0.0% | 0.0% | 10 | +13,969 | 13.15% | Q2 2026 | Aug 13, 2026 |
| STATE STREET CORP | History | Added to | 109,465 | 2,702 | 0.0% | 0.0% | 11 | +9,254 | 9.23% | Q2 2026 | Aug 07, 2026 |
| AMERICAN CENTURY COMPANIES INC | History | Added to | 101,604 | 2,508 | 0.0% | 0.0% | 12 | +49,060 | 93.37% | Q2 2026 | Aug 12, 2026 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | History | Added to | 66,551 | 1,643 | 0.03% | 0.03% | 13 | +2,775 | 4.35% | Q2 2026 | Aug 14, 2026 |
| Cresset Asset Management, LLC | History | Reduced | 59,040 | 1,457 | 0.01% | 0.01% | 14 | -12,960 | -18.0% | Q2 2026 | Aug 14, 2026 |
| CITADEL ADVISORS LLC | History | Added to | 58,344 | 1,440 | 0.0% | 0.0% | 15 | +34,826 | 148.08% | Q2 2026 | Sep 02, 2026 |
| NORTHERN TRUST CORP | History | Added to | 48,150 | 1,188 | 0.0% | 0.0% | 16 | +1,215 | 2.59% | Q2 2026 | Aug 13, 2026 |
| Fourthstone LLC | History | Reduced | 47,432 | 1,185 | 0.84% | 1.45% | 17 | -337,370 | -87.67% | Q2 2026 | Aug 14, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | History | Added to | 42,813 | 1,057 | 0.0% | 0.0% | 18 | +3,152 | 7.95% | Q2 2026 | Aug 13, 2026 |
| Trexquant Investment LP | History | Added to | 39,525 | 975 | 0.01% | 0.0% | 19 | +22,486 | 131.97% | Q2 2026 | Aug 14, 2026 |
| VANGUARD FIDUCIARY TRUST CO | History | Added to | 39,018 | 963 | 0.0% | 0.0% | 20 | +67 | 0.17% | Q2 2026 | Aug 13, 2026 |
| Squarepoint Ops LLC | History | Reduced | 37,233 | 919 | 0.0% | 0.0% | 21 | -13,641 | -26.81% | Q2 2026 | Aug 14, 2026 |
| Empowered Funds, LLC | History | Added to | 37,171 | 917 | 0.0% | 0.0% | 22 | +2,775 | 8.07% | Q2 2026 | Aug 14, 2026 |
| UBS Group AG | History | Reduced | 33,102 | 817 | 0.0% | 0.0% | 23 | -80,076 | -70.75% | Q2 2026 | Aug 13, 2026 |
| Connor, Clark & Lunn Investment Management Ltd. | History | Reduced | 30,385 | 750 | 0.0% | 0.0% | 24 | -2,671 | -8.08% | Q2 2026 | Aug 12, 2026 |
| AQR CAPITAL MANAGEMENT LLC | History | New | 29,408 | 726 | 0.0% | — | 25 | +29,408 | New | Q2 2026 | Aug 14, 2026 |
| STRS OHIO | History | Added to | 26,100 | 644 | 0.0% | 0.0% | 26 | +25,600 | 5120.0% | Q2 2026 | Jul 30, 2026 |
| MORGAN STANLEY | History | Reduced | 24,316 | 600 | 0.0% | 0.0% | 27 | -64 | -0.26% | Q2 2026 | Aug 13, 2026 |
| HRT FINANCIAL LP | History | New | 24,284 | 599 | 0.0% | — | 28 | +24,284 | New | Q2 2026 | Aug 14, 2026 |
| MENDON CAPITAL ADVISORS CORP | History | Reduced | 23,370 | 577 | 0.2% | 0.41% | 29 | -23,942 | -50.6% | Q2 2026 | Aug 11, 2026 |
| GSA CAPITAL PARTNERS LLP | History | New | 23,242 | 574 | 0.04% | — | 30 | +23,242 | New | Q2 2026 | Aug 06, 2026 |
| Creative Planning | History | Added to | 22,793 | 562 | 0.0% | 0.0% | 31 | +523 | 2.35% | Q2 2026 | Aug 13, 2026 |
| R Squared Ltd | History | New | 20,799 | 513 | 0.27% | — | 32 | +20,799 | New | Q2 2026 | Aug 05, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | History | Added to | 19,444 | 480 | 0.0% | 0.0% | 33 | +1,643 | 9.23% | Q2 2026 | Aug 14, 2026 |
| Nuveen, LLC | History | Added to | 17,867 | 441 | 0.0% | 0.0% | 34 | +8,706 | 95.03% | Q2 2026 | Aug 11, 2026 |
| Daytona Street Capital LLC | History | No change | 18,000 | 432 | 0.32% | 0.31% | 35 | 0 | 0.0% | Q2 2026 | Aug 03, 2026 |
| Bank of New York Mellon Corp | History | Added to | 17,416 | 430 | 0.0% | 0.0% | 36 | +590 | 3.51% | Q2 2026 | Aug 06, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | New | 16,699 | 412 | 0.0% | — | 37 | +16,699 | New | Q2 2026 | Aug 14, 2026 |
| BARCLAYS PLC | History | Reduced | 15,862 | 391 | 0.0% | 0.0% | 38 | -651 | -3.94% | Q2 2026 | Aug 14, 2026 |
| LOS ANGELES CAPITAL MANAGEMENT LLC | History | New | 14,401 | 355 | 0.0% | — | 39 | +14,401 | New | Q2 2026 | Aug 13, 2026 |
| XTX Topco Ltd | History | Added to | 13,868 | 342 | 0.0% | 0.0% | 40 | +3,758 | 37.17% | Q2 2026 | Aug 14, 2026 |
| HighTower Advisors, LLC | History | Added to | 13,495 | 333 | 0.0% | 0.0% | 41 | +67 | 0.5% | Q2 2026 | Aug 05, 2026 |
| Atlantic Union Bankshares Corp | History | No change | 12,600 | 311 | 0.01% | 0.01% | 42 | 0 | 0.0% | Q2 2026 | Aug 11, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Reduced | 11,000 | 271 | 0.0% | 0.0% | 43 | -3,400 | -23.61% | Q2 2026 | Aug 13, 2026 |
| GOLDMAN SACHS GROUP INC | History | Reduced | 10,628 | 262 | 0.0% | 0.0% | 44 | -2,199 | -17.14% | Q2 2026 | Aug 14, 2026 |
| Point72 Asset Management, L.P. | History | New | 10,488 | 258 | 0.0% | — | 45 | +10,488 | New | Q2 2026 | Aug 14, 2026 |
| ELCO Management Co., LLC | History | Reduced | 10,221 | 252 | 0.11% | 0.24% | 46 | -12,091 | -54.19% | Q2 2026 | Aug 10, 2026 |
| SEI INVESTMENTS CO | History | New | 9,915 | 244 | 0.0% | — | 47 | +9,915 | New | Q2 2026 | Aug 14, 2026 |
| Russell Investments Group, Ltd. | History | Added to | 9,843 | 242 | 0.0% | 0.0% | 48 | +9,066 | 1166.8% | Q2 2026 | Aug 06, 2026 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | History | No change | 9,732 | 240 | 0.0% | 0.0% | 49 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Quadrature Capital Ltd | History | New | 9,707 | 239 | 0.0% | — | 50 | +9,707 | New | Q2 2026 | Aug 06, 2026 |
| OCCUDO QUANTITATIVE STRATEGIES LP | History | New | 8,970 | 221 | 0.01% | — | 51 | +8,970 | New | Q2 2026 | Aug 13, 2026 |
| CALDWELL SUTTER CAPITAL, INC. | History | No change | 8,818 | 217 | 0.08% | 0.08% | 52 | 0 | 0.0% | Q2 2026 | Aug 05, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | Added to | 7,432 | 183 | 0.0% | 0.0% | 53 | +4,645 | 166.67% | Q2 2026 | Aug 13, 2026 |
| OSAIC HOLDINGS, INC. | History | No change | 6,709 | 165 | 0.0% | 0.0% | 54 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Spire Wealth Management | History | Reduced | 6,257 | 154 | 0.0% | 0.0% | 55 | -305 | -4.65% | Q2 2026 | Jul 15, 2026 |
| RHUMBLINE ADVISERS | History | Added to | 5,518 | 136 | 0.0% | 0.0% | 56 | +402 | 7.86% | Q2 2026 | Aug 11, 2026 |
| Hughes Financial Services, LLC | History | No change | 5,440 | 134 | 0.02% | 0.02% | 57 | 0 | 0.0% | Q2 2026 | Jul 20, 2026 |
| WELLS FARGO & COMPANY/MN | History | Added to | 5,302 | 130 | 0.0% | 0.0% | 58 | +2,720 | 105.34% | Q2 2026 | Aug 14, 2026 |
| DEUTSCHE BANK AG\ | History | Added to | 5,201 | 128 | 0.0% | 0.0% | 59 | +175 | 3.48% | Q2 2026 | Aug 07, 2026 |
| NEW YORK STATE COMMON RETIREMENT FUND | History | No change | 3,484 | 86 | 0.0% | 0.0% | 60 | 0 | 0.0% | Q2 2026 | Jul 29, 2026 |
| CITIGROUP INC | History | Added to | 2,921 | 72 | 0.0% | 0.0% | 61 | +2,601 | 812.81% | Q2 2026 | Aug 03, 2026 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | History | Reduced | 2,916 | 71 | 0.0% | 0.0% | 63 | -441 | -13.14% | Q2 2026 | Aug 14, 2026 |
| JPMORGAN CHASE & CO | History | Added to | 2,912 | 71 | 0.0% | 0.0% | 62 | +37 | 1.29% | Q2 2026 | Aug 12, 2026 |
| Cassaday & Co Wealth Management LLC | History | No change | 2,730 | 67 | 0.0% | 0.0% | 64 | 0 | 0.0% | Q2 2026 | Aug 10, 2026 |
| Vanguard Global Advisers, LLC | History | No change | 2,563 | 63 | 0.0% | 0.0% | 65 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Police & Firemen's Retirement System of New Jersey | History | No change | 1,763 | 43 | 0.0% | 0.0% | 66 | 0 | 0.0% | Q2 2026 | Jul 23, 2026 |
| Mirae Asset Global Investments Co., Ltd. | History | New | 1,190 | 29 | 0.0% | — | 67 | +1,190 | New | Q2 2026 | Jul 22, 2026 |
| Steward Partners Investment Advisory, LLC | History | No change | 1,050 | 25 | 0.0% | 0.0% | 68 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| FMR LLC | History | Added to | 953 | 23 | 0.0% | 0.0% | 69 | +481 | 101.91% | Q2 2026 | Aug 13, 2026 |
| ROYAL BANK OF CANADA | History | Added to | 779 | 19 | 0.0% | 0.0% | 70 | +229 | 41.64% | Q2 2026 | Aug 14, 2026 |
| FIRST UNITED BANK & TRUST | History | No change | 790 | 19 | 0.01% | 0.01% | 71 | 0 | 0.0% | Q2 2026 | Jul 20, 2026 |
| Ameritas Investment Partners, Inc. | History | No change | 718 | 17 | 0.0% | 0.0% | 72 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Tower Research Capital LLC (TRC) | History | Reduced | 619 | 15 | 0.0% | 0.0% | 74 | -475 | -43.42% | Q2 2026 | Aug 11, 2026 |
| Legal & General Group Plc | History | No change | 636 | 15 | 0.0% | 0.0% | 73 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| State of Alaska, Department of Revenue | History | No change | 596 | 14 | 0.0% | 0.0% | 75 | 0 | 0.0% | Q2 2026 | Jul 20, 2026 |
| TOTH FINANCIAL ADVISORY CORP | History | Added to | 545 | 13 | 0.0% | 0.0% | 76 | +3 | 0.55% | Q2 2026 | Jul 14, 2026 |
| Rockefeller Capital Management L.P. | History | Added to | 558 | 13 | 0.0% | 0.0% | 77 | +2 | 0.36% | Q2 2026 | Aug 13, 2026 |
| FEDERATED HERMES, INC. | History | Added to | 482 | 11 | 0.0% | 0.0% | 78 | +27 | 5.93% | Q2 2026 | Aug 12, 2026 |
| PNC FINANCIAL SERVICES GROUP, INC. | History | Added to | 170 | 4 | 0.0% | — | 79 | +144 | 553.85% | Q2 2026 | Aug 07, 2026 |
| Arax Advisory Partners | History | Added to | 138 | 3 | 0.0% | — | 81 | +135 | 4500.0% | Q2 2026 | Aug 10, 2026 |
| GAMMA Investing LLC | History | Added to | 124 | 3 | 0.0% | — | 82 | +95 | 327.59% | Q2 2026 | Jul 07, 2026 |
| CWM, LLC | History | No change | 173 | 3 | 0.0% | 0.0% | 80 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | History | Reduced | 87 | 2 | 0.0% | 0.0% | 84 | -294 | -77.17% | Q2 2026 | Aug 24, 2026 |
| Allworth Financial LP | History | Added to | 121 | 2 | 0.0% | — | 86 | +106 | 706.67% | Q2 2026 | Aug 11, 2026 |
| Sterling Capital Management LLC | History | Reduced | 121 | 2 | 0.0% | 0.0% | 85 | -102 | -45.74% | Q2 2026 | Jul 28, 2026 |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | History | No change | 88 | 2 | 0.0% | 0.0% | 83 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| SBI Securities Co., Ltd. | History | No change | 83 | 2 | 0.0% | 0.0% | 87 | 0 | 0.0% | Q2 2026 | Jul 22, 2026 |
| IFP Advisors, Inc | History | Added to | 57 | 1 | 0.0% | — | 88 | +55 | 2750.0% | Q2 2026 | Jul 20, 2026 |
| US BANCORP \DE\ | History | Closed out | 0 | 0 | — | 0.0% | — | -1,000 | -100.0% | Q2 2026 | Aug 12, 2026 |
| Farther Finance Advisors, LLC | History | Reduced | 15 | 0 | — | 0.0% | — | -79 | -84.04% | Q2 2026 | Jul 17, 2026 |
| ROTHSCHILD INVESTMENT LLC | History | Added to | 24 | 0 | — | — | — | +19 | 380.0% | Q2 2026 | Aug 06, 2026 |
| EverSource Wealth Advisors, LLC | History | New | 17 | 0 | — | — | — | +17 | New | Q2 2026 | Jul 24, 2026 |
| Covestor Ltd | History | New | 14 | 0 | — | — | — | +14 | New | Q2 2026 | Aug 07, 2026 |
| MAI Capital Management | History | Closed out | 0 | 0 | — | — | — | -10 | -100.0% | Q2 2026 | Aug 14, 2026 |
| True Wealth Design, LLC | History | New | 7 | 0 | — | — | — | +7 | New | Q2 2026 | Jul 16, 2026 |
| Root Financial Partners, LLC | History | Closed out | 0 | 0 | — | — | — | -7 | -100.0% | Q2 2026 | Jul 29, 2026 |
| Basecamp Wealth Advisors LLC | History | Added to | 18 | 0 | — | — | — | +4 | 28.57% | Q2 2026 | Aug 14, 2026 |
| Essential Partners LLC | History | Added to | 7 | 0 | — | — | — | +3 | 75.0% | Q2 2026 | Aug 10, 2026 |
| Wealth Enhancement Trust Services, Inc. | History | New | 3 | 0 | — | — | — | +3 | New | Q2 2026 | Jul 22, 2026 |
| SJS Investment Consulting Inc. | History | New | 1 | 0 | — | — | — | +1 | New | Q2 2026 | Jul 22, 2026 |