STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
60
13F, latest reported quarter
What the filings say about MNSB
Insiders, 180 days
-$104.4K net sold
1 seller · 0% of sales under a 10b5-1 plan
MainStreet Bancshares insider trades (Form 4)
Form 4 buys and sells (codes P and S). Grants, option exercises
and conversions excluded.
Over the last 180 days, MainStreet Bancshares, Inc. insiders sold a net $104.4K of stock across 111 Form 4 purchases and sales, with no insider buying. Source: SEC Form 4 filings, as of 2026-10-28.
6 earlier Form 4 trades (code P or S) here by this insider (4 buys, 2 sales), the last on Dec 3, 2025.
+5.2% median (+10.2% mean) 90-day return after 3 previous buys.
The trade is 16.0% of the 70,999 shares held after it.
No other insider sold within 30 days.
60 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: CFO, MainStreet Bancshares Inc CHMELIK THOMAS J sold about $224.0K of MNSB on Dec 8, 2025, the largest insider sale at the company on our record; 60 funds added in the latest 13F quarter.
111 transactions on record
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
Nobody has filed for crossing 5%. That is a fact, not missing data.
MNSB planned insider sales (Form 144)
No planned-sale notices
No insider has filed to sell. Watch this after a run-up.
MNSB mutual fund holders (N-PORT)
Funds ranked by the share of their own portfolio in this stock (N-PORT).
AUER GROWTH
$366.2K position · as of 2026-05-31
0.5%
Royce Quant Small-Cap Quality Value ETF
$81.6K position · as of 2026-06-30
0.3%
Ultra-Small Company Fund
$222.2K position · as of 2026-06-30
0.2%
EA Bridgeway Omni Small-Cap Value ETF
$917.8K position · as of 2026-06-30
0.0%
Omni Small-Cap Value Fund
$503.2K position · as of 2026-06-30
0.0%
iShares Micro-Cap ETF
$547.8K position · as of 2026-06-30
0.0%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M ·
% is the share of the fund's own portfolio
Executive pay vs shareholder return
CEO pay, headline and as actually paid, against the company's
return and its chosen peers' (DEF 14A).
FY
CEO total
Actually paid
Other execs, avg
TSR
Peer TSR
2025
$1.3M
$1.3M
$490.2K
-21%
n/a
2024
$742.0K
$530.7K
$502.1K
-23%
n/a
2023
$1.6M
$1.5M
$679.7K
+4%
n/a
Tagged by the company under SEC Item 402(v). Returns are
cumulative from the start of the disclosure period. Green where the company beat its own peer group.
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
The complete filing record, in one place.
The record shows a net $104.4K sold by insiders over 180 days, 60 funds added last quarter. Each figure is a federal filing, dated the day it went public.
Ratios from the company's XBRL filings, latest filings
Revenue, TTM
$67.5M
four quarters, 2025-07-01 to 2026-06-30
Revenue, TTM MNSB
FY Dec 2025
$135.6M
FY Dec 2024
$137.9M
FY Dec 2023
$127.8M
FY Dec 2022
$88.7M
FY Dec 2021
n/a
Jun 2026
$552.0K
Mar 2026
$573.0K
Dec 2025
$32.8M
Sep 2025
$33.6M
Jun 2025
$35.4M
Mar 2025
$33.9M
Dec 2024
$35.9M
Sep 2024
$34.5M
At each fiscal year end
Single quarter
Net margin, TTM
+25.7%
net income over revenue, 2025-07-01 to 2026-06-30
Net margin, TTM MNSB
FY Dec 2025
+11.5%
FY Dec 2024
-8.8%
FY Dec 2023
+19.1%
FY Dec 2022
+30.1%
FY Dec 2021
n/a
Jun 2026
+845.7%
Mar 2026
+715.5%
Dec 2025
+12.4%
Sep 2025
+13.4%
Jun 2025
+13.0%
Mar 2025
+7.2%
Dec 2024
-51.0%
Sep 2024
+0.8%
At each fiscal year end
Single quarter
Free cash flow, TTM
$23.2M
operating cash flow minus capex, 2025-07-01 to 2026-06-30
Free cash flow, TTM MNSB
FY Dec 2025
$10.6M
FY Dec 2024
$13.8M
FY Dec 2023
$31.1M
FY Dec 2022
$32.4M
FY Dec 2021
$27.3M
Jun 2026
$4.8M
Mar 2026
$6.5M
Dec 2025
$6.4M
Sep 2025
$5.5M
Jun 2025
-$2.6M
Mar 2025
$1.4M
Dec 2024
$5.4M
Sep 2024
$4.3M
At each fiscal year end
Single quarter
Debt to equity
n/a
no debt line filed
Debt to equity MNSB
FY Dec 2025
n/a
FY Dec 2024
n/a
FY Dec 2023
n/a
FY Dec 2022
n/a
FY Dec 2021
n/a
Jun 2026
n/a
Mar 2026
n/a
Dec 2025
n/a
Sep 2025
n/a
Jun 2025
n/a
Mar 2025
n/a
Dec 2024
n/a
Sep 2024
n/a
At each fiscal year end
Trailing four quarters at each quarter end
Cash flow to debt
n/a
no debt line filed
Cash flow to debt MNSB
FY Dec 2025
n/a
FY Dec 2024
n/a
FY Dec 2023
n/a
FY Dec 2022
n/a
FY Dec 2021
n/a
Jun 2026
n/a
Mar 2026
n/a
Dec 2025
n/a
Sep 2025
n/a
Jun 2025
n/a
Mar 2025
n/a
Dec 2024
n/a
Sep 2024
n/a
At each fiscal year end
Trailing four quarters at each quarter end
Return on equity
+8.1%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on equity MNSB
FY Dec 2025
+7.3%
FY Dec 2024
-5.7%
FY Dec 2023
+11.6%
FY Dec 2022
+13.8%
FY Dec 2021
+12.4%
Jun 2026
+8.1%
Mar 2026
+8.1%
Dec 2025
+7.3%
Sep 2025
-3.0%
Jun 2025
-5.0%
Mar 2025
-6.0%
Dec 2024
-5.7%
Sep 2024
+4.2%
At each fiscal year end
Trailing four quarters at each quarter end
Return on assets
+0.8%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on assets MNSB
FY Dec 2025
+0.7%
FY Dec 2024
-0.6%
FY Dec 2023
+1.2%
FY Dec 2022
+1.5%
FY Dec 2021
+1.3%
Jun 2026
+0.8%
Mar 2026
+0.8%
Dec 2025
+0.7%
Sep 2025
-0.3%
Jun 2025
-0.5%
Mar 2025
-0.6%
Dec 2024
-0.6%
Sep 2024
+0.4%
At each fiscal year end
Trailing four quarters at each quarter end
Return on invested capital
n/a
fewer than four consecutive quarters of operating income
Return on invested capital MNSB
FY Dec 2025
n/a
FY Dec 2024
n/a
FY Dec 2023
n/a
FY Dec 2022
n/a
FY Dec 2021
n/a
Jun 2026
n/a
Mar 2026
n/a
Dec 2025
n/a
Sep 2025
n/a
Jun 2025
n/a
Mar 2025
n/a
Dec 2024
n/a
Sep 2024
n/a
At each fiscal year end
Trailing four quarters at each quarter end
Return on capital employed
n/a
fewer than four consecutive quarters of operating income
Return on capital employed MNSB
FY Dec 2025
n/a
FY Dec 2024
n/a
FY Dec 2023
n/a
FY Dec 2022
n/a
FY Dec 2021
n/a
Jun 2026
n/a
Mar 2026
n/a
Dec 2025
n/a
Sep 2025
n/a
Jun 2025
n/a
Mar 2025
n/a
Dec 2024
n/a
Sep 2024
n/a
At each fiscal year end
Trailing four quarters at each quarter end
P/E, trailing
10.35x
close 2026-10-26 over four quarters of diluted EPS, 2025-07-01 to 2026-06-30
P/E, trailing MNSB
FY Dec 2025
11.50x
FY Dec 2024
n/a
FY Dec 2023
7.66x
FY Dec 2022
8.41x
FY Dec 2021
9.31x
Jun 2026
12.04x
Mar 2026
11.10x
Dec 2025
11.50x
Sep 2025
n/a
Jun 2025
n/a
Mar 2025
n/a
Dec 2024
n/a
Sep 2024
15.38x
At each fiscal year end
Trailing four quarters at each quarter end
Enterprise value
n/a
no debt line filed
Enterprise value MNSB
FY Dec 2025
n/a
FY Dec 2024
n/a
FY Dec 2023
n/a
FY Dec 2022
n/a
FY Dec 2021
n/a
Jun 2026
n/a
Mar 2026
n/a
Dec 2025
n/a
Sep 2025
n/a
Jun 2025
n/a
Mar 2025
n/a
Dec 2024
n/a
Sep 2024
n/a
At each fiscal year end
Trailing four quarters at each quarter end
FCF yield
+15.4%
TTM free cash flow over market value at close 2026-10-26
FCF yield MNSB
FY Dec 2025
+6.8%
FY Dec 2024
+10.1%
FY Dec 2023
+16.7%
FY Dec 2022
+15.9%
FY Dec 2021
+14.6%
Jun 2026
+13.2%
Mar 2026
+9.6%
Dec 2025
+6.8%
Sep 2025
+6.0%
Jun 2025
+5.8%
Mar 2025
+9.4%
Dec 2024
+10.1%
Sep 2024
+9.8%
At each fiscal year end
Trailing four quarters at each quarter end
PEG, trailing
n/a
prior-year trailing EPS was a loss, growth undefined
PEG, trailing MNSB
FY Dec 2025
n/a
FY Dec 2024
n/a
FY Dec 2023
n/a
FY Dec 2022
0.35x
FY Dec 2021
0.22x
Jun 2026
n/a
Mar 2026
n/a
Dec 2025
n/a
Sep 2025
n/a
Jun 2025
n/a
Mar 2025
n/a
Dec 2024
n/a
Sep 2024
n/a
At each fiscal year end
Trailing four quarters at each quarter end
Price as of 2026-10-26. Hover or tap a tile for its yearly and quarterly history.Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
MNSB ranks highest on growth (66th percentile) and risk and compliance (63rd), and lowest on institutional and government (27th), among Banks peers.
Profitability
29
Inputs
Return on equity+8.1% · 31 pct, sector of 327
Return on assets+0.8% · 26 pct, sector of 334
Return on invested capitalfewer than four consecutive quarters of operating income
Return on capital employedfewer than four consecutive quarters of operating income
Growth
66
Inputs
Revenue growth, YoY+9.4% · 66 pct, sector of 151
Backlog growth, YoYno backlog line filed, or no year-earlier backlog
Insider conviction
29
Inputs
Net Form 4 buying (codes P and S), 180d-$104K · 58 pct, sector of 273
Insider buyers, 180d0 · 0 pct, sector of 273
Institutional and government
27
Inputs
Funds adding, latest quarter60 · 27 pct, sector of 257
Congress net buyers, 365dno Congress trades in 365 days
Federal contracts, 180dno federal contracts in 180 days
Lobbying spend, 4 quartersno lobbying filings in the last four quarters
Risk and compliance
63
Inputs
Short interest, % of float+3.4% · 48 pct, sector of 374
Recalls per $1B revenue, 3yrevenue under $50M or not filed, so a count cannot be scaled to size
EPA cases per $1B revenue, 5yrevenue under $50M or not filed, so a count cannot be scaled to size
New text in Risk Factors, latest 10-K+5.5% · 78 pct, sector of 127
2 not measured: Financial health, US patents
Financial health needs 1 of 2 inputs, 0 present: no debt line filed
US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet
5 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored
MNSB filings, in plain words
Are MainStreet Bancshares insiders buying or selling MNSB?
In the 180 days to 2026-10-28, MainStreet Bancshares insiders were net sellers, a net $104.4K across purchases and sales reported on Form 4, by 1 seller.
Read the full summary
In the 180 days to 2026-10-28, MainStreet Bancshares insiders were net sellers of MNSB, a net $104.4K across purchases and sales reported on Form 4 by 1 seller. Each figure is counted from SEC and House filings as of 2026-10-28, dated the day the filing was made public.
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