MAINSTREET BANCSHARES INC (MNSB) is held by 57 institutional investors that disclose positions via SEC 13F filings. The largest disclosed holder is ALLIANCEBERNSTEIN L.P. as of Q1 2026.

Are institutions buying or selling MNSB?

In Q1 2026, 28 institutions opened or increased positions in MAINSTREET BANCSHARES INC while 23 reduced or exited — a net buying quarter.

What is the Smart Money Verdict on MNSB?

The Smart Money Verdict combines four independent sources (institutional 13F activity, insider trades, activist filings, and congressional trades) into a single assessment for MAINSTREET BANCSHARES INC.

How many hedge funds hold MNSB?

57 institutional investors report holding MAINSTREET BANCSHARES INC (MNSB) as of Q1 2026, based on SEC 13F filings.

Is institutional money flowing into MNSB?

As of Q1 2026, tracked institutions in MAINSTREET BANCSHARES INC show 28 buyers versus 23 sellers — net inflows.

MAINSTREET BANCSHARES INC

MNSB·56064Y100·US·Common Stock·Financial Services - Banks - Regional-13D/G

Holders

Avg rating(17 Elite)

$65.5M

Total Value

55% (60)

Fund Consensus

28 buying - 23 selling

Smart Money Verdict

View all

Held by 57 funds

17 elite

Who's Trading

InsiderVAVari Richard AlexanderSell $104KJun 4, 2026

Activist

AllianceBernstein L.P.7.5%May 18, 2026

ActivistFOFourthstone LLC5.2%May 15, 2026

ActivistMBMainStreet Bank 401(k) Retirement Plan5.1%Feb 24, 2026

ActivistBIBanc Fund IX L.P.0.0%Feb 13, 2026

Activist

Wellington Management Group LLP4.7%Feb 10, 2026

InsiderCJCHMELIK THOMAS JSell $36KDec 9, 2025

InsiderCJCHMELIK THOMAS JSell $109KDec 9, 2025

InsiderCJCHMELIK THOMAS JSell $246KDec 8, 2025

InsiderCJCHMELIK THOMAS JSell $224KDec 8, 2025

View all insider trades View all activist filings

13F: Mar 31, 2026Insider & Congress: Updated regularly

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
ALLIANCEBERNSTEIN L.P.	Decreased	554,723(-19.0%)	$11.3M	0.0%	+20.05%	0
WELLINGTON MANAGEMENT GROUP LLP	Decreased	352,706(-1.9%)	$7.8M	0.0%	+0.45%	0
BlackRock, Inc.	Decreased	347,608(-0.8%)	$7.7M	0.0%	+29.44%	0
VAVANGUARD CAPITAL MANAGEMENT LLC	New	301,487	$6.7M	0.0%	+9.32%	38
FIRST MANHATTAN CO. LLC.	Unchanged	188,108	$4.2M	0.0%	+36.66%	0
DIMENSIONAL FUND ADVISORS LP	Increased	166,633(+20.4%)	$3.7M	0.0%	+17.85%	32
GEODE CAPITAL MANAGEMENT, LLC	Decreased	147,168(-1.9%)	$3.3M	0.0%	+24.45%	0
UBS Group AG	Decreased	113,178(-0.4%)	$2.5M	0.0%	+17.77%	0
MWMARSHALL WACE, LLP	Increased	106,225(+139.9%)	$2.4M	0.0%	+12.98%	42
STATE STREET CORP	Increased	100,211(+36.2%)	$2.2M	0.0%	+16.81%	34
Cresset Asset Management, LLC	Decreased	72,000(-78.4%)	$1.6M	0.0%	+11.12%	0
AMERICAN CENTURY COMPANIES INC	New	52,544	$1.2M	0.0%	+9.32%	35
SOSquarepoint Ops LLC	Increased	50,874(+47.8%)	$1.1M	0.0%	+15.66%	35
NORTHERN TRUST CORP	Decreased	46,935(-3.2%)	$1M	0.0%	+24.43%	0
VPVANGUARD PORTFOLIO MANAGEMENT LLC	New	39,661	$880,474	0.0%	+9.32%	38
VFVANGUARD FIDUCIARY TRUST CO	New	38,951	$864,712	0.0%	+9.32%	34
Empowered Funds, LLC	Increased	34,396(+9.7%)	$763,591	0.0%	+16.77%	27
Connor, Clark & Lunn Investment Management Ltd.	Increased	33,056(+22.6%)	$733,843	0.0%	+16.26%	30
MORGAN STANLEY	Decreased	24,380(-7.9%)	$541,236	0.0%	+37.19%	0
CITADEL ADVISORS LLC	Decreased	23,518(-40.1%)	$522,100	0.0%	+18.96%	0