MainStreet Bancshares, Inc. - MNSB

Detailed investor-level table based on 13F positions.
Early Q1 2026 data: only 6 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.

Shareholders (13F)

Quarter: Q4 2025 · Compare: Q3 2025
13D/13G major owners: Ownership tab.
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
Fourthstone LLC History Added to 767,792 15,632 2.93% 1.9% 1 +257,859 50.57% Q4 2025 Feb 13, 2026
ALLIANCEBERNSTEIN L.P. History Added to 684,945 13,945 0.0% 0.0% 2 +10,782 1.6% Q4 2025 Feb 17, 2026
BANC FUNDS CO LLC History Reduced 421,981 8,591 1.7% 2.09% 3 -151,392 -26.4% Q4 2025 Feb 12, 2026
VANGUARD GROUP INC History Reduced 379,278 7,722 0.0% 0.0% 4 -1,014 -0.27% Q4 2025 Jan 29, 2026
WELLINGTON MANAGEMENT GROUP LLP History Reduced 359,411 7,317 0.0% 0.0% 5 -51,612 -12.56% Q4 2025 Feb 17, 2026
BlackRock, Inc. History Added to 350,338 7,132 0.0% 0.0% 6 +17,115 5.14% Q4 2025 Feb 12, 2026
Cresset Asset Management, LLC History Reduced 333,136 6,782 0.03% 0.03% 7 -2,587 -0.77% Q4 2025 Feb 17, 2026
FIRST MANHATTAN CO. LLC. History Reduced 188,108 3,829 0.01% 0.01% 8 -21,370 -10.2% Q4 2025 Feb 17, 2026
GEODE CAPITAL MANAGEMENT, LLC History Reduced 149,969 3,053 0.0% 0.0% 9 -2,803 -1.83% Q4 2025 Feb 09, 2026
DIMENSIONAL FUND ADVISORS LP History Added to 138,351 2,816 0.0% 0.0% 10 +19,224 16.14% Q4 2025 Feb 12, 2026
UBS Group AG History Reduced 113,676 2,314 0.0% 0.0% 11 -21,145 -15.68% Q4 2025 Jan 29, 2026
ACADIAN ASSET MANAGEMENT LLC History Added to 97,034 1,971 0.0% 0.0% 12 +11,125 12.95% Q4 2025 Feb 10, 2026
STATE STREET CORP History Added to 73,562 1,497 0.0% 0.0% 13 +582 0.8% Q4 2025 Feb 13, 2026
BRIDGEWAY CAPITAL MANAGEMENT, LLC History Added to 60,742 1,236 0.03% 0.02% 14 +9,155 17.75% Q4 2025 Feb 17, 2026
RENAISSANCE TECHNOLOGIES LLC History Reduced 49,000 997 0.0% 0.0% 15 -388 -0.79% Q4 2025 Feb 12, 2026
NORTHERN TRUST CORP History Reduced 48,488 987 0.0% 0.0% 16 -5,103 -9.52% Q4 2025 Feb 17, 2026
MENDON CAPITAL ADVISORS CORP History Added to 47,312 963 0.29% 0.29% 17 +8,786 22.81% Q4 2025 Feb 18, 2026
MARSHALL WACE, LLP History Added to 44,287 901 0.0% 0.0% 18 +31,833 255.6% Q4 2025 Feb 13, 2026
CITADEL ADVISORS LLC History New 39,288 799 0.0% 19 +39,288 New Q4 2025 Feb 17, 2026
Squarepoint Ops LLC History New 34,424 700 0.0% 20 +34,424 New Q4 2025 Feb 13, 2026
Empowered Funds, LLC History Added to 31,362 638 0.01% 0.01% 21 +2,755 9.63% Q4 2025 Feb 18, 2026
Connor, Clark & Lunn Investment Management Ltd. History Added to 26,971 549 0.0% 0.0% 22 +9,067 50.64% Q4 2025 Feb 10, 2026
MORGAN STANLEY History Added to 26,465 538 0.0% 0.0% 23 +1,066 4.2% Q4 2025 Feb 13, 2026
BARCLAYS PLC History Added to 26,048 530 0.0% 0.0% 24 +3,707 16.59% Q4 2025 Feb 13, 2026
ELCO Management Co., LLC History Added to 22,312 454 0.29% 0.12% 25 +10,850 94.66% Q4 2025 Feb 04, 2026
Creative Planning History Reduced 22,100 449 0.0% 0.0% 26 -69 -0.31% Q4 2025 Feb 17, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC History No change 20,565 418 0.0% 0.0% 27 0 0.0% Q4 2025 Feb 13, 2026
Bank of New York Mellon Corp History Reduced 18,039 367 0.0% 0.0% 28 -6,298 -25.88% Q4 2025 Feb 10, 2026
Daytona Street Capital LLC History New 18,000 366 0.28% 29 +18,000 New Q4 2025 Jan 21, 2026
Atlantic Union Bankshares Corp History No change 12,600 256 0.0% 0.0% 30 0 0.0% Q4 2025 Feb 04, 2026
HighTower Advisors, LLC History Added to 12,302 250 0.0% 0.0% 31 +1 0.01% Q4 2025 Feb 06, 2026
Trexquant Investment LP History New 11,751 239 0.0% 32 +11,751 New Q4 2025 Feb 17, 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP History New 11,464 233 0.0% 33 +11,464 New Q4 2025 Feb 13, 2026
GOLDMAN SACHS GROUP INC History Reduced 11,364 231 0.0% 0.0% 34 -15,276 -57.34% Q4 2025 Mar 25, 2026
Provident Wealth Management, LLC History No change 10,932 222 0.07% 0.07% 35 0 0.0% Q4 2025 Jan 28, 2026
CALDWELL SUTTER CAPITAL, INC. History No change 8,818 179 0.08% 0.08% 36 0 0.0% Q4 2025 Jan 30, 2026
BANK OF AMERICA CORP /DE/ History Added to 8,110 165 0.0% 0.0% 37 +3,270 67.56% Q4 2025 Feb 17, 2026
WELLS FARGO & COMPANY/MN History Added to 7,877 160 0.0% 0.0% 38 +2,541 47.62% Q4 2025 Feb 13, 2026
OSAIC HOLDINGS, INC. History No change 6,709 136 0.0% 0.0% 39 0 0.0% Q4 2025 Feb 17, 2026
Spire Wealth Management History No change 6,562 133 0.0% 0.0% 40 0 0.0% Q4 2025 Jan 14, 2026
Hughes Financial Services, LLC History No change 5,440 110 0.02% 0.02% 41 0 0.0% Q4 2025 Feb 11, 2026
RHUMBLINE ADVISERS History Reduced 5,256 107 0.0% 0.0% 42 -1,942 -26.98% Q4 2025 Feb 13, 2026
DEUTSCHE BANK AG\ History No change 5,026 102 0.0% 0.0% 43 0 0.0% Q4 2025 Feb 11, 2026
JPMORGAN CHASE & CO History Reduced 4,781 97 0.0% 0.0% 44 -1,967 -29.15% Q4 2025 Feb 11, 2026
MetLife Investment Management, LLC History Reduced 4,079 83 0.0% 0.0% 45 -342 -7.74% Q4 2025 Feb 12, 2026
NEW YORK STATE COMMON RETIREMENT FUND History No change 3,484 70 0.0% 0.0% 46 0 0.0% Q4 2025 Feb 12, 2026
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. History Reduced 3,289 66 0.0% 0.0% 47 -49 -1.47% Q4 2025 Feb 17, 2026
Kestra Advisory Services, LLC History New 1,990 40 0.0% 48 +1,990 New Q4 2025 Feb 13, 2026
Police & Firemen's Retirement System of New Jersey History No change 1,763 35 0.0% 0.0% 49 0 0.0% Q4 2025 Feb 13, 2026
BNP PARIBAS FINANCIAL MARKETS History Reduced 1,710 34 0.0% 0.0% 50 -51 -2.9% Q4 2025 Feb 10, 2026
ROYAL BANK OF CANADA History New 1,209 24 0.0% 51 +1,209 New Q4 2025 Feb 17, 2026
Steward Partners Investment Advisory, LLC History New 1,050 21 0.0% 52 +1,050 New Q4 2025 Feb 12, 2026
US BANCORP \DE\ History No change 1,000 20 0.0% 0.0% 53 0 0.0% Q4 2025 Jan 30, 2026
FIRST UNITED BANK & TRUST History No change 790 16 0.01% 0.01% 54 0 0.0% Q4 2025 Jan 21, 2026
FEDERATED HERMES, INC. History Added to 747 15 0.0% 0.0% 55 +53 7.64% Q4 2025 Feb 12, 2026
Ameritas Investment Partners, Inc. History No change 718 14 0.0% 0.0% 56 0 0.0% Q4 2025 Feb 11, 2026
Russell Investments Group, Ltd. History Reduced 667 13 0.0% 0.0% 57 -3,004 -81.83% Q4 2025 Feb 17, 2026
State of Alaska, Department of Revenue History New 596 12 0.0% 59 +596 New Q4 2025 Jan 23, 2026
Legal & General Group Plc History No change 636 12 0.0% 0.0% 58 0 0.0% Q4 2025 Feb 09, 2026
Tower Research Capital LLC (TRC) History Reduced 552 11 0.0% 0.0% 60 -512 -48.12% Q4 2025 Feb 17, 2026
Rockefeller Capital Management L.P. History Added to 553 11 0.0% 0.0% 61 +3 0.55% Q4 2025 Mar 16, 2026
TOTH FINANCIAL ADVISORY CORP History Added to 540 10 0.0% 0.0% 62 +3 0.56% Q4 2025 Jan 20, 2026
FMR LLC History Added to 458 9 0.0% 0.0% 63 +350 324.07% Q4 2025 Feb 17, 2026
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM History Reduced 432 8 0.0% 0.0% 64 -8 -1.82% Q4 2025 Feb 17, 2026
Sterling Capital Management LLC History Reduced 386 7 0.0% 0.0% 65 -75 -16.27% Q4 2025 Feb 13, 2026
AMALGAMATED BANK History Reduced 221 4 0.0% 0.0% 66 -19 -7.92% Q4 2025 Feb 05, 2026
CITIGROUP INC History Added to 160 3 0.0% 0.0% 67 +67 72.04% Q4 2025 Feb 13, 2026
CWM, LLC History Reduced 109 2 0.0% 0.0% 68 -102 -48.34% Q4 2025 Jan 26, 2026
Farther Finance Advisors, LLC History New 94 1 0.0% 70 +94 New Q4 2025 Jan 23, 2026
SBI Securities Co., Ltd. History Added to 83 1 0.0% 0.0% 69 +1 1.22% Q4 2025 Feb 03, 2026
MILLENNIUM MANAGEMENT LLC History Closed out 0 0 0.0% -32,052 -100.0% Q3 2025 Nov 14, 2025
TWO SIGMA ADVISERS, LP History Closed out 0 0 0.0% -17,500 -100.0% Q3 2025 Nov 14, 2025
GSA CAPITAL PARTNERS LLP History Closed out 0 0 0.02% -11,888 -100.0% Q3 2025 Nov 07, 2025
TWO SIGMA INVESTMENTS, LP History Closed out 0 0 0.0% -10,072 -100.0% Q3 2025 Nov 14, 2025
PNC FINANCIAL SERVICES GROUP, INC. History Reduced 16 0 0.0% -167 -91.26% Q4 2025 Feb 06, 2026
Arax Advisory Partners History Closed out 0 0 -43 -100.0% Q3 2025 Nov 14, 2025
GAMMA Investing LLC History Closed out 0 0 -28 -100.0% Q3 2025 Oct 02, 2025
MAI Capital Management History New 5 0 +5 New Q4 2025 Feb 13, 2026
EverSource Wealth Advisors, LLC History Closed out 0 0 -3 -100.0% Q3 2025 Nov 10, 2025
ROTHSCHILD INVESTMENT LLC History New 1 0 +1 New Q4 2025 Feb 10, 2026
IFP Advisors, Inc History Added to 3 0 +1 50.0% Q4 2025 Feb 06, 2026