Security key
56064Y100
MainStreet Bancshares, Inc. - Common Stock (MNSB)
CUSIP: 56064Y100
Q3 2025 13F Holders as of 30 Sep 2025
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 4,589,305
- Total 13F value
- $95,527,235
- Share change
- +321,809
- SEC-reported price per share
- $20.83
- Number of holders
- 70
- Value change
- +$6,799,595
- Number of buys
- 35
- Number of sells
- 23
- Shares outstanding
- 7,081,339
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q3 2025
Institutions
70
Top holders
10
MNSB full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q4 2025
MainStreet Bancshares, Inc. SEC filings
MainStreet Bancshares, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 56064Y100
Recent filing periods:
Ownership snapshot
Top reported holders of MNSB - MainStreet Bancshares, Inc. - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
ALLIANCEBERNSTEIN L.P.
Disclosed value leader
ALLIANCEBERNSTEIN L.P.
Comparable rows
15/15
Latest evidence
30 Jun 2025
13F
Lead comparable stake: 9.3%
Showing 1-6 of 15 holder rows.
Quick read
ALLIANCEBERNSTEIN L.P. leads the comparable SEC ownership view at 9.3%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens ALLIANCEBERNSTEIN L.P.'s linked filing trail.
Comparable ownership
Top 5
ALLIANCEBERNSTEIN L.P.
9.3%
BANC FUNDS CO LLC
9.2%
WELLINGTON MANAGEMENT GROUP LLP
5.9%
VANGUARD GROUP INC
5.4%
Fourthstone LLC
4.8%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| ALLIANCEBERNSTEIN L.P. |
13F
Company
|
9.3%
|
$12,410,647
656,648 shares
|
— | 30 Jun 2025 |
| BANC FUNDS CO LLC |
13F
Company
|
9.2%
|
$12,304,165
651,014 shares
|
— | 30 Jun 2025 |
| WELLINGTON MANAGEMENT GROUP LLP |
13F
Company
|
5.9%
|
$7,872,001
416,508 shares
|
— | 30 Jun 2025 |
| VANGUARD GROUP INC |
13F
Company
|
5.4%
|
$7,190,883
380,470 shares
|
— | 30 Jun 2025 |
| Fourthstone LLC |
13F
Company
|
4.8%
|
$6,389,807
338,085 shares
|
— | 30 Jun 2025 |
| Cresset Asset Management, LLC |
13F
Company
|
4.7%
|
$6,321,494
334,471 shares
|
— | 30 Jun 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q3 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
70
Shares
4,589,305
Rows available
70
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q3 2025 vs Q1 2026 Across Filers
Q1 2026 holders
84
Q3 2025 holders
70
Holder diff
-14
| Investor | Q1 2026 Shares | Q3 2025 Shares | Share Diff | Share Chg % | Q1 2026 value | Q3 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend