Security key
56064Y100
MainStreet Bancshares, Inc. - Common Stock, par value $4.00 per share (MNSB)
CUSIP: 56064Y100
Q2 2021 13F Holders as of 30 Jun 2021
- Security type / class
- Equity / Common Stock, par value $4.00 per share
- Total 13F shares
- 3,246,224
- Total 13F value
- $73,315,274
- Share change
- -323,563
- SEC-reported price per share
- $22.58
- Number of holders
- 44
- Value change
- -$7,121,400
- Number of buys
- 19
- Number of sells
- 29
- Shares outstanding
- 7,079,403
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q2 2021
Institutions
44
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, par value $4.00 per share (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
0/15
Latest evidence
31 Mar 2021
13F
Highest disclosed value: $15,346,000
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
BANC FUNDS CO LLC has the largest disclosed position value at $15.35M.
0 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.
Disclosed position value
Top 5
BANC FUNDS CO LLC
$15.35M
EJF Capital LP
$8.87M
BlackRock Finance, Inc.
$8.57M
VANGUARD GROUP INC
$7.38M
FIRST MANHATTAN CO. LLC.
$4.81M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
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
|
—
denominator unverified
|
$15,346,000
739,199 shares
|
— | 31 Mar 2021 |
| EJF Capital LP |
13F
Company
|
—
denominator unverified
|
$8,874,000
427,453 shares
|
— | 31 Mar 2021 |
| BlackRock Finance, Inc. |
13F
Company
|
—
denominator unverified
|
$8,574,000
413,019 shares
|
— | 31 Mar 2021 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$7,381,000
355,531 shares
|
— | 31 Mar 2021 |
| FIRST MANHATTAN CO. LLC. |
13F
Company
|
—
denominator unverified
|
$4,811,000
231,774 shares
|
— | 31 Mar 2021 |
| ALLIANCEBERNSTEIN L.P. |
13F
Company
|
—
denominator unverified
|
$3,688,000
177,662 shares
|
— | 31 Mar 2021 |
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 2021
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
44
Shares
3,246,224
Rows available
44
| 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 2021 vs Q2 2026 Across Filers
Q2 2026 holders
95
Q2 2021 holders
44
Holder diff
-51
| Investor | Q2 2026 Shares | Q2 2021 Shares | Share Diff | Share Chg % | Q2 2026 value | Q2 2021 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend