MAINSTREET BANCSHARES INC (MNSB) Institutional Ownership Changes & 13F Activity

MAINSTREET BANCSHARES INC (MNSB). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Fourthstone Llc, Alliancebernstein L.P., Ubs Group Ag, Acadian Asset Management Llc, and Vanguard Capital Management Llc.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Citadel Advisors LlcBuy+34,826+148.1%58,344$1.44MQ2 2026Sep 02, 2026
California State Teachers Retirement SystemSell-294-77.2%87$2.15KQ2 2026Aug 24, 2026
Empowered Funds, LlcBuy+2,775+8.1%37,171$917.75KQ2 2026Aug 17, 2026
Fourthstone LlcSell-337,370-87.7%47,432$1.19MQ2 2026Aug 14, 2026
Alliancebernstein L.P.Sell-136,330-24.6%418,393$9.29MQ2 2026Aug 14, 2026
Aqr Capital Management LlcBuy+29,40829,408$726.08KQ2 2026Aug 14, 2026
First Manhattan Co. Llc.Sell-26,377-14.0%161,731$3.99MQ2 2026Aug 14, 2026
Hrt Financial LpBuy+24,28424,284$599.00KQ2 2026Aug 14, 2026
Trexquant Investment LpBuy+22,486+132.0%39,525$975.87KQ2 2026Aug 14, 2026
Two Sigma Investments, LpBuy+16,69916,699$412.30KQ2 2026Aug 14, 2026
Wellington Management Group LlpSell-15,745-4.5%336,961$8.32MQ2 2026Aug 14, 2026
Squarepoint Ops LlcSell-13,641-26.8%37,233$919.28KQ2 2026Aug 14, 2026
Cresset Asset Management, LlcSell-12,960-18.0%59,040$1.46MQ2 2026Aug 14, 2026
Point72 Asset Management, L.P.Buy+10,48810,488$258.95KQ2 2026Aug 14, 2026
Sei Investments CoBuy+9,9159,915$244.80KQ2 2026Aug 14, 2026
Xtx Topco LtdBuy+3,758+37.2%13,868$342.40KQ2 2026Aug 14, 2026
Bridgeway Capital Management, LlcBuy+2,775+4.4%66,551$1.64MQ2 2026Aug 14, 2026
Wells Fargo & Company/MnBuy+2,720+105.3%5,302$130.91KQ2 2026Aug 14, 2026
Goldman Sachs Group IncSell-2,199-17.1%10,628$262.40KQ2 2026Aug 14, 2026
Charles Schwab Investment Management IncBuy+1,643+9.2%19,444$480.07KQ2 2026Aug 14, 2026
Barclays PlcSell-651-3.9%15,862$391.63KQ2 2026Aug 14, 2026
Mirae Asset Global Etfs Holdings Ltd.Sell-441-13.1%2,916$72.00KQ2 2026Aug 14, 2026
Royal Bank Of CanadaBuy+229+41.6%779$19.00KQ2 2026Aug 14, 2026
Ubs Group AgSell-80,076-70.8%33,102$817.29KQ2 2026Aug 13, 2026
Acadian Asset Management LlcBuy+49,269+36.8%183,245$4.52MQ2 2026Aug 13, 2026
Vanguard Capital Management LlcSell-39,021-12.9%262,466$6.48MQ2 2026Aug 13, 2026
Banc Funds Co LlcBuy+14,738+2.8%545,679$13.47MQ2 2026Aug 13, 2026
Los Angeles Capital Management LlcBuy+14,40114,401$355.56KQ2 2026Aug 13, 2026
Marshall Wace, LlpBuy+13,969+13.2%120,194$2.97MQ2 2026Aug 13, 2026
Occudo Quantitative Strategies LpBuy+8,9708,970$221.47KQ2 2026Aug 13, 2026
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Frequently asked questions about MNSB activity

  • Which institutional owners are buying MNSB?

    Institutional owners buying MNSB include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in MNSB activity?

    "Buy" means an investor increased their reported position in MNSB compared to the prior reporting period. This reflects growing exposure to MAINSTREET BANCSHARES INC (MNSB) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in MNSB increasing?

    Institutional interest in MNSB can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.