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MainStreet Bancshares, Inc. Stock: price and insider trades · United States
No insider purchase over the last 90 days. The latest was filed 24 Nov 2025.
MainStreet Bancshares, Inc.: what insiders have been doing
MainStreet Bancshares, Inc. belongs to the Finance & Banking sector. Filings by its managers are published through SEC (Form 4). In the past year (18 October 2025 to 18 October 2026), 26 filings came from 14 insiders.
On the market, 2 insiders bought (2 purchases totalling €8,364) while 1 insider sold (3 sales totalling €391k). Sales outweigh purchases by €383k. Open-market purchases are the filings investors watch most closely, because the insider pays for the shares out of pocket. On the buying side, the filings list 1 senior executive and 1 chief executive among the declarants. The largest single trade was a sale of €211k by Chmelik Thomas J, published on 8 December 2025.
In all, 2 purchases were made within 30 days of a purchase by another insider of the company. When several insiders buy within a few weeks of each other, analysts speak of a cluster purchase. The latest purchase dates back some time: it was published 328 days ago, on 24 November 2025. Between a trade and the moment it shows up on SEC (Form 4), the median delay is 4 days. For comparison, the SEC allows two business days to file a Form 4. A sale on its own says little: insiders also sell to pay tax, fund a purchase or diversify.
For context, the typical company on the same exchange (median of 5,812 companies) published 19 filings over the same period, against 26 filings here. Looking back to 2021, when coverage begins, insiders filed 48 purchases and 6 sales. On the fundamentals side, the SEC filing (10-K) for the period ending 31 December 2025 lists net income at 15.6 m USD; the dividend was 0.40 USD per share.
Elsewhere in the same sector, our signals recently picked up insider purchases at First Guaranty Bancshares, Inc. and Avidia Bancorp, Inc. This summary is built from SEC (Form 4) disclosures alone and does not predict where the share price will go.
Insider Decl.
146
Thresholds
n/a
Buy Volume
€579,341
48 ops. · all time
Sell Volume
€483,410
6 ops. · all time
Who traded when
BuySaleCharles C. Brockett4 buys
Jeff W. Dick4 buys
Thomas J. Chmelik3 sales
Ali R. Manouchehri1 buy
Michael B. Baboval1 sale
Patsy I. Rust1 buy
+1 other insider
Since the insiders bought
- +14.1%Entry US$19.43 · Close at T+90 US$22.16
- +14.1%Entry US$19.43 · Close at T+90 US$22.16
- +21.5%Entry US$23.75 · Close at T+365 US$28.85
Entry is the close on the day after publication, the first price a reader could act on. Prices in the listing currency. Past moves are not a forecast.
This score ranks the purchase within its own market. A position size is suggested only on the venues of the backtested strategy universe; elsewhere, signals stay on watch. Not investment advice.
Fundamental score
Ranked 2,224 of 24,148 companies
74.6
score / 100
Value78
Quality71
FCF yld6.2%
Earn yld9.2%
EV/EBITDA·
ROE8.1%
Gross mgn·
Net mgn21%
Debt/EBITDA·
Pillars2/3
Transparent value + quality ranking, distinct from the insider signal.
Financial data
as of FY 2025FY ended December 2025 · cache
US$24.37
Analyst consensus
1 analystsUS$27.50Target US$27.50(+13%)US$27.50
Income statement
RevenueUS$73.3M
Net incomeUS$15.6M24.0% margin
Valuation
PER (trailing)11.9x
PER (forward)10.1x
P/Book0.9x
Beta0.56
Balance sheet & cash
Market capUS$173.5M
Total debtUS$69.9M
Free Cash FlowUS$10.6M
Profitability & ownership
ROE8.1%
ROA0.8%
% insiders16.3%
% institutions58.1%
Last declaration on 2 October 2026
Declarations146 total
849 shares@ US$24.740.012% mcap47.3% of flowCommon StockSEC:0001437749-26-031797:0
971 shares@ US$24.740.013% mcap75.3% of flowCommon StockSEC:0001437749-26-031795:0
534 shares@ US$22.4850.4% of flowCommon StockSEC:0001437749-26-012621:0
356 shares@ US$22.48100.0% of flowCommon StockSEC:0001437749-26-012622:0
1,068 shares@ US$22.487.8% of flowCommon StockSEC:0001437749-26-012620:0
356 shares@ US$22.482.5% of flowCommon StockSEC:0001437749-26-012619:0
534 shares@ US$22.487.9% of flowCommon StockSEC:0001437749-26-012618:0
1,501 shares@ US$20.365.5% of flowCommon StockSEC:0001437749-26-005168:0
3,499 shares@ US$20.363.7% of flowCommon StockSEC:0001437749-26-005163:0
1,314 shares@ US$20.364.6% of flowCommon StockSEC:0001437749-26-005165:0
812 shares@ US$20.3629.3% of flowMainStreet Bancshares, Inc.SEC:0001437749-26-004862:0
744 shares@ US$20.3616.9% of flowCommon StockSEC:0001437749-26-004859:0
738 shares@ US$20.3611.6% of flowCommon StockSEC:0001437749-26-004857:0
2,799 shares@ US$20.364.2% of flowCommon StockSEC:0001437749-26-004853:0
2,058 shares@ US$20.4232.0% of flowCommon StockSEC:0001437749-26-002675:0
1,986 shares@ US$20.4270.7% of flowMainStreet Bancshares, Inc.SEC:0001437749-26-002677:0
10,000 shares@ US$20.3636.7% of flowCommon StockSEC:0001437749-26-000945:0
590 shares@ US$20.3649.6% of flowCommon StockSEC:0001437749-26-000055:0
1,179 shares@ US$20.3612.3% of flowCommon StockSEC:0001437749-26-000053:0
1,179 shares@ US$20.367.7% of flowCommon StockSEC:0001437749-26-000051:0
1,032 shares@ US$20.366.5% of flowCommon StockSEC:0001437749-26-000048:0
1,786 shares@ US$20.212.7% of flowCommon StockSEC:0001437749-25-037333:0
12,234 shares@ US$20.1018.4% of flowCommon StockSEC:0001437749-25-037138:0
8,721 shares@ US$19.8613.0% of flowCommon StockSEC:0001437749-25-036905:0
400 shares@ US$19.033.0% of flowCommon StockSEC:0001437749-25-036112:0
Canonical exit: 22 Feb 2026 (T+90)
25 of 146 declarations
About MainStreet Bancshares, Inc.
MainStreet Bancshares, Inc. is a U.S.-listed bank holding company trading on the Nasdaq under the symbols MNSB (common stock) and MNSBP (depositary shares linked to preferred stock). The company is incorporated in Virginia and is headquartered in Fairfax, Virginia, in the Washington, D.C. metropolitan area. Its core business is the ownership and management of MainStreet Bank and MainStreet Community Capital, LLC, which places the group firmly in the U.S. regional/community banking segment rather than among the large national money-center banks. ([sec.gov](https://www.sec.gov/Archives/edgar/data/1693577/000143774926008073/main20251231_10k.htm?utm_source=openai))
From an operating perspective, MainStreet Bancshares is built around relationship banking. The company’s filings describe a business focused on serving individuals, small- and medium-sized businesses, and professional service organizations. MainStreet Bank’s footprint is intentionally concentrated: the bank operates several branches in Virginia and one in Washington, D.C., with headquarters in Fairfax. That geographic focus suggests a strategy centered on local market knowledge, personalized credit decisions, and a deep understanding of the Washington-area business ecosystem, rather than broad national scale. ([sec.gov](https://www.sec.gov/Archives/edgar/data/1693577/000143774926008073/main20251231_10k.htm?utm_source=openai))
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Its product and service set is typical of a full-service community bank: deposit gathering, commercial lending, real estate-related lending, and treasury/cash-management solutions for business clients. In a competitive U.S. banking environment, especially for smaller regional institutions, the key battlegrounds are funding costs, deposit mix, credit discipline, and profitability resilience. MainStreet Bancshares has been emphasizing those areas in recent periods, with management commentary pointing to improved net interest margin, a continued focus on core banking, and a disciplined funding strategy. ([sec.gov](https://www.sec.gov/Archives/edgar/data/1693577/000143774926008073/main20251231_10k.htm?utm_source=openai))
Recent developments are important for investors tracking the stock through SEC Form 4 insider transactions and quarterly updates. In 2025, the company reported a return to profitability, including full-year net income of $15.6 million for 2025, followed by first-quarter 2026 net income of $4.1 million. Those releases also highlighted share repurchases and strong capitalization, indicating management’s confidence in the balance sheet and in the earnings trajectory. For equity investors, that combination of buybacks, improving margin metrics, and insider activity is notable because it can signal tighter capital allocation and stronger alignment between management and shareholders. ([sec.gov](https://www.sec.gov/Archives/edgar/data/0001693577/000143774926002007/ex_911320.htm?utm_source=openai))
Overall, MainStreet Bancshares is a niche U.S. regional bank holding company listed on the Nasdaq in the United States, with a Fairfax, Virginia base and a Washington, D.C.-oriented franchise. Its competitive profile rests on local lending expertise, relationship-based deposit gathering, and a recent emphasis on profitability restoration and balance-sheet discipline. For French-, Belgian-, and Swiss-based investors, it is best viewed as a small-cap banking story tied to U.S. regional credit conditions, funding trends, and insider transaction signals rather than as a broad national banking platform. ([sec.gov](https://www.sec.gov/Archives/edgar/data/1693577/000143774926008073/main20251231_10k.htm?utm_source=openai))
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