MainStreet Bancshares Ownership | Who Owns MainStreet Bancshares?
MainStreet Bancshares Ownership Summary
MainStreet Bancshares is owned by 7.68% institutional investors, 9.42% insiders, and 82.90% retail investors. Fourthstone is the largest institutional shareholder, holding 10.03% of MNSB shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 3.07% of its assets in MainStreet Bancshares shares.
MNSB Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | MainStreet Bancshares | 7.68% | 9.42% | 82.90% |
| Sector | Financial Services Stocks | 32.19% | 15.44% | 52.37% |
| Industry | Regional Banks Stocks | 31.54% | 12.70% | 55.76% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Fourthstone | 767.79K | 10.03% | $15.63M |
| Alliancebernstein | 674.16K | 8.75% | $14.04M |
| Banc funds | 421.98K | 5.51% | $8.59M |
| Wellington management group llp | 411.02K | 5.33% | $8.56M |
| Vanguard group | 379.28K | 4.96% | $7.72M |
| Blackrock funding, inc. /de | 350.34K | 4.58% | $7.13M |
| Cresset asset management | 335.72K | 4.36% | $6.99M |
| First manhattan co. llc. | 209.48K | 2.72% | $4.36M |
| Geode capital management | 149.97K | 1.96% | $3.05M |
| Dimensional fund advisors lp | 138.35K | 1.81% | $2.82M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Fourthstone | 767.79K | 2.93% | $15.63M |
| Banc funds | 421.98K | 1.70% | $8.59M |
| Mendon capital advisors | 38.53K | 0.29% | $751.63K |
| Elco management | 22.31K | 0.29% | $454.27K |
| Caldwell sutter capital | 8.82K | 0.08% | $179.53K |
| Provident wealth management | 10.93K | 0.07% | $222.58K |
| Cresset asset management | 335.72K | 0.03% | $6.99M |
| Bridgeway capital management | 51.59K | 0.02% | $1.07M |
| Hughes financial services | 5.44K | 0.02% | $110.76K |
| First manhattan co. llc. | 209.48K | 0.01% | $4.36M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Fourthstone | 767.79K | 2.93% | 257.86K |
| Susquehanna group, llp | 50.19K | 0.00% | 21.80K |
| Dimensional fund advisors lp | 138.35K | 0.00% | 19.22K |
| Millennium management | 77.14K | 0.00% | 18.79K |
| Alliancebernstein | 674.16K | 0.00% | 17.52K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Blackrock | 69.14K | - | -316.63K |
| Banc funds | 421.98K | 1.70% | -151.39K |
| Elizabeth park capital advisors | - | - | -145.35K |
| Cutler capital management | - | - | -86.30K |
| Salzhauer michael | - | - | -33.45K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Marshall wace, llp | 12.45K | 0.00% | 12.45K | $259.42K |
| Cubist systematic strategies | 5.45K | 0.00% | 5.45K | $96.63K |
| Steward partners investment advisory | 1.05K | 0.00% | 1.05K | $21.38K |
| State of alaska, department of revenue | 596.00 | 0.00% | 596.00 | $12.00K |
| Rockefeller capital management | 550.00 | - | 550.00 | $11.48K |
Sold Out
| Holder | Change |
|---|---|
| Eversource wealth advisors | -3.00 |
| Avion wealth | -28.00 |
| Gamma investing | -28.00 |
| Srs capital advisors | -43.00 |
| Ashton thomas private wealth | -55.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 31, 2025 | 18 | -74.29% | 587,929 | -87.19% | 7 | 0.22% | 7 | -81.08% | 5 | -72.22% |
| Sep 30, 2025 | 24 | -58.62% | 520,766 | -85.46% | 6 | 0.31% | 10 | -69.70% | 5 | -64.29% |
| Jun 30, 2025 | 61 | 19.61% | 4,266,878 | 15.24% | 55 | 2.36% | 36 | 140.00% | 14 | -39.13% |
| Mar 31, 2025 | 3 | -94.34% | 119,408 | -96.85% | 1 | 0.06% | 2 | -89.47% | - | -100.00% |
| Dec 31, 2024 | 51 | -3.77% | 3,447,702 | -8.56% | 45 | 1.84% | 17 | -22.73% | 16 | 23.08% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 229.83K | 3.07% | - |
| Vanguard US Total Market Shares ETF | 235.57K | 3.05% | - |
| iShares Russell 2000 ETF | 142.70K | 1.90% | 142.70K |
| Fidelity Small Cap Index | 69.26K | 0.92% | -82.00 |
| Vanguard Institutional Extnd Mkt Idx Tr | 63.36K | 0.85% | - |
| iShares Russell 2000 Value ETF | 55.78K | 0.74% | 55.78K |
| Avantis US Small Cap Value ETF | 37.25K | 0.50% | 930.00 |
| Vanguard Russell 2000 ETF | 33.47K | 0.45% | -1.17K |
| DFA US Small Cap Value I | 33.41K | 0.45% | - |
| EA Bridgeway Omni Small-Cap Value ETF | 33.21K | 0.44% | 33.21K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Dec 09, 2025 | CHMELIK THOMAS J | CFO, MainStreet Bancshares Inc | Sell | $36.10K |
| Dec 09, 2025 | CHMELIK THOMAS J | CFO, MainStreet Bancshares Inc | Sell | $109.31K |
| Dec 08, 2025 | CHMELIK THOMAS J | CFO, MainStreet Bancshares Inc | Sell | $224.02K |
| Dec 08, 2025 | CHMELIK THOMAS J | CFO, MainStreet Bancshares Inc | Sell | $245.90K |
| Dec 03, 2025 | CHMELIK THOMAS J | CFO, MainStreet Bancshares Inc | Sell | $20.48K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q1 | - | - |
| 2025 Q4 | 5 | 6 |
| 2025 Q3 | 1 | - |
| 2025 Q2 | 1 | - |
| 2025 Q1 | 1 | - |
MNSB Ownership FAQ
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