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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, Q1 2021

Institutional positions in MainStreet Bancshares, Inc. as of Mar 31, 2021. 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
49
No complete 13F data for Q4 2020
Shares held
3.57M
No complete 13F data for Q4 2020
Total value
$74.2M
No complete 13F data for Q4 2020

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.

Institutional holdersQ1 2021: 49 institutions
Q1 2021: 49 institutionsQ2 2021: 45 institutionsQ3 2021: 41 institutionsQ4 2021: 46 institutionsQ1 2022: 46 institutionsQ2 2022: 47 institutionsQ3 2022: 45 institutionsQ4 2022: 53 institutionsQ1 2023: 53 institutionsQ2 2023: 59 institutionsQ3 2023: 63 institutionsQ4 2023: 64 institutionsQ1 2024: 65 institutionsQ2 2024: 66 institutionsQ3 2024: 53 institutionsQ4 2024: 53 institutionsQ1 2025: 51 institutionsQ2 2025: 61 institutionsQ3 2025: 71 institutionsQ4 2025: 75 institutionsQ1 2026: 84 institutionsQ2 2026: 96 institutions
Value heldQ1 2021: $74.2M
Q1 2021: $74.2MQ2 2021: $73.3MQ3 2021: $75.1MQ4 2021: $84.6MQ1 2022: $82.8MQ2 2022: $76.1MQ3 2022: $74.6MQ4 2022: $92.5MQ1 2023: $78.7MQ2 2023: $85.5MQ3 2023: $79.1MQ4 2023: $104.0MQ1 2024: $78.2MQ2 2024: $70.5MQ3 2024: $69.6MQ4 2024: $68.6MQ1 2025: $61.9MQ2 2025: $80.6MQ3 2025: $95.5MQ4 2025: $96.7MQ1 2026: $93.1MQ2 2026: $99.3M
Institutions holding MNSB and their total value by quarter
QuarterHoldersValue
Q2 202696$99.3M
Q1 202684$93.1M
Q4 202575$96.7M
Q3 202571$95.5M
Q2 202561$80.6M
Q1 202551$61.9M
Q4 202453$68.6M
Q3 202453$69.6M
Q2 202466$70.5M
Q1 202465$78.2M
Q4 202364$104.0M
Q3 202363$79.1M
Q2 202359$85.5M
Q1 202353$78.7M
Q4 202253$92.5M
Q3 202245$74.6M
Q2 202247$76.1M
Q1 202246$82.8M
Q4 202146$84.6M
Q3 202141$75.1M
Q2 202145$73.3M
Q1 202149$74.2M

Institutions, Q1 2021

Shares, value and share of portfolio for each institution holding MainStreet Bancshares, Inc..

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding MNSB in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Banc Funds Co LLC739,199$15.3M1.17%––
EJF Capital LLC427,453$8.87M0.64%––
BlackRock Inc.413,019$8.57M0.00%––
Vanguard Group Inc355,531$7.38M0.00%––
First Manhattan Co231,774$4.81M0.02%––
Alliancebernstein L.P.177,662$3.69M0.00%––
Wellington Management Group LLP168,556$3.50M0.00%––
Kennedy Capital Management, Inc.154,236$3.20M0.06%––
Creative Planning135,000$2.80M0.01%––
RMB Capital Management, LLC127,670$2.65M0.10%––
State Street Corp107,307$2.23M0.00%––
Geode Capital Management, LLC92,398$1.92M0.00%––
Northern Trust Corp61,776$1.28M0.00%––
Cutler Capital Management, LLC46,500$965.0K0.39%––
Renaissance Technologies LLC43,700$907.0K0.00%––
Salzhauer Michael32,185$668.0K0.40%––
Dimensional Fund Advisors LP29,578$614.0K0.00%––
Russell Investments Group, Ltd.23,568$489.0K0.00%––
BHZ Capital Management, LP21,221$441.0K0.14%––
JPMorgan Chase & Co20,241$421.0K0.00%––
Bank of New York Mellon Corp17,517$364.0K0.00%––
Charles Schwab Investment Management Inc15,886$330.0K0.00%––
Sandy Spring Bank14,425$300.0K0.02%––
Cresset Asset Management, LLC13,710$285.0K0.00%––
Campbell Wealth Management11,638$242.0K0.03%––
Nuveen Asset Management, LLC10,408$216.0K0.00%––
Eidelman Virant Capital10,000$209.0K0.08%––
California State Teachers Retirement System9,757$203.0K0.00%––
Acadian Asset Management LLC8,286$173.0K0.00%––
Bank of America Corp8,151$169.0K0.00%––
New York State Common Retirement Fund7,300$152.0K0.00%––
Toth Financial Advisory Corp6,250$130.0K0.02%––
Barclays PLC5,214$108.0K0.00%––
Deutsche Bank AG4,133$86.0K0.00%––
American International Group, Inc.3,637$76.0K0.00%––
Advisor Group Holdings, Inc.3,360$70.0K0.00%––
BNP Paribas Arbitrage, SA3,309$68.7K0.00%––
US Bancorp2,510$52.0K0.00%––
Wells Fargo & Company2,205$46.0K0.00%––
Royal Bank of Canada1,119$23.0K0.00%––
The PNC Financial Services Group, Inc.1,050$22.0K0.00%––
Tower Research Capital LLC (TRC)1,059$22.0K0.00%––
UBS Group AG991$21.0K0.00%––
Ameritas Investment Partners, Inc.626$13.0K0.00%––
Legal & General Group Plc433$9.00K0.00%––
Citigroup Inc414$9.00K0.00%––
Morgan Stanley302$6.00K0.00%––
O'Shaughnessy Asset Management, LLC269$6.00K0.00%––
Bank of Montreal150$3.00K0.00%––