Security key
56064Y100
MainStreet Bancshares, Inc. - Common Stock (MNSB)
CUSIP: 56064Y100
Q2 2023 13F Holders as of 30 Jun 2023
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 3,773,569
- Total 13F value
- $85,505,904
- Share change
- +394,438
- SEC-reported price per share
- $22.66
- Number of holders
- 59
- Value change
- +$8,661,430
- Number of buys
- 32
- Number of sells
- 24
- Shares outstanding
- 7,081,339
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q2 2023
Institutions
59
Top holders
10
MNSB full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 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
BANC FUNDS CO LLC
Disclosed value leader
BANC FUNDS CO LLC
Comparable rows
15/15
Latest evidence
31 Mar 2023
13F
Lead comparable stake: 8.6%
Showing 1-6 of 15 holder rows.
Quick read
BANC FUNDS CO LLC leads the comparable SEC ownership view at 8.6%.
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 BANC FUNDS CO LLC's linked filing trail.
Comparable ownership
Top 5
BANC FUNDS CO LLC
8.6%
ALLIANCEBERNSTEIN L.P.
6.3%
VANGUARD GROUP INC
5.3%
WELLINGTON MANAGEMENT GROUP LLP
4.9%
FIRST MANHATTAN CO. LLC.
3.3%
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 |
|---|---|---|---|---|---|
| BANC FUNDS CO LLC |
13F
Company
|
8.6%
|
$14,244,000
606,371 shares
|
— | 31 Mar 2023 |
| ALLIANCEBERNSTEIN L.P. |
13F
Company
|
6.3%
|
$10,469,516
445,701 shares
|
— | 31 Mar 2023 |
| VANGUARD GROUP INC |
13F
Company
|
5.3%
|
$8,785,847
374,025 shares
|
— | 31 Mar 2023 |
| WELLINGTON MANAGEMENT GROUP LLP |
13F
Company
|
4.9%
|
$8,069,872
343,545 shares
|
— | 31 Mar 2023 |
| FIRST MANHATTAN CO. LLC. |
13F
Company
|
3.3%
|
$5,549,817
236,263 shares
|
— | 31 Mar 2023 |
| JACOBS ASSET MANAGEMENT, LLC |
13F
Company
|
2.6%
|
$4,376,023
186,293 shares
|
— | 31 Mar 2023 |
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 Q2 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
59
Shares
3,773,569
Rows available
59
| 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 Q2 2023 vs Q1 2026 Across Filers
Q1 2026 holders
84
Q2 2023 holders
59
Holder diff
-25
| Investor | Q1 2026 Shares | Q2 2023 Shares | Share Diff | Share Chg % | Q1 2026 value | Q2 2023 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend