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MainStreet Bancshares, Inc.

corporate_fare Company Profile

MainStreet Bancshares, Inc.

MNSB·NASDAQ·Finance·CIK 0001693577

MainStreet Bancshares, Inc. is a financial holding company that owns 100% of MainStreet Bank and MainStreet Community Capital, LLC. The company, incorporated in Virginia, primarily focuses on the ownership and management of these entities. On October 12, 2021, MainStreet Bancshares, Inc. elected to become a financial holding company with the Federal Reserve, allowing it to engage in a broader range of financial activities than standard bank holding companies. The company emphasizes responsive and personalized services to clients, aiming to distinguish itself from larger regional banks and compete effectively with other community banks in its primary market area. It offers a full range of financial services, utilizing professional, personalized banking products and advanced banking technologies. MainStreet Bancshares, Inc. is authorized to issue 15,000,000 shares of common stock with a par value of $4.00 per share and 2,000,000 shares of preferred stock with a par value of $1.00 per share. As of December 31, 2025, there were 7,496,571 shares of common stock outstanding and 28,750 shares of 7.50% Series A Fixed-Rate Non-Cumulative Perpetual Preferred Stock outstanding. Additionally, 1,150,000 depositary shares were outstanding, each representing a 1/40th interest in a share of the company's Series A Preferred Stock, with a liquidation preference of $1,000 per share (equivalent to $25 per depositary share).

MainStreet Bancshares, Inc. (NASDAQ:MNSB) is a publicly traded company in the Finance sector. Wiseek has independently scored 13 items for MNSB at importance 7 or higher on its 1–10 market-impact scale. Its most recent item scored 7 or higher is dated 2026-08-07, rated 8/10. Across its 13 most recent items scored 7 or higher, the top rating is 8/10, with 8 rated 8 or above. Recent SEC coverage for MNSB spans 10-Q, 8-K, S-3, 10-K.

Recent high-impact activity:

  • MainStreet Bancshares Q2: Non-Performing Loans Nearly Double, Margin Compresses
  • MainStreet Bancshares Q2: EPS of $0.58, NIM Expands to 3.53%, Buybacks Continue
  • MainStreet Bancshares Q2 EPS Jumps 14% to $0.58 on Expanding NIM
  • MainStreet Bancshares Repurchases $5M in Stock Under New Program
  • MainStreet Bancshares Files $125M Universal Shelf Registration for Future Capital Raises

Financial Snapshot

Fiscal year ended December 31, 2025
Revenue
$135.62M
Net Income
$15.61M
Diluted EPS
$1.76
Op. Cash Flow
$14.81M
Free Cash Flow
$10.64M
Gross Profit
$73.57M
Debt / Equity
0.00×
Net Margin
11.5%
Shares Outstanding
7.5M sh
Source: 10-K · filed 2026-03-13 · accession 0001437749-26-008073

Short Interest & Short Volume

8.80 days to cover

FINRA reported short interest of 225,855 shares in MNSB as of the September 15, 2026 settlement, a 4.0% increase from the prior period — about 8.8 days to cover at its recent average daily volume. On October 2, 2026, 30.1% of MNSB volume reported to FINRA trade-reporting facilities was marked short.

Short interest (bi-monthly positions)225,855 shares as of September 15, 2026
Change vs prior period▲ 4.0%
Days to cover8.80 at avg daily volume of 25,654
Daily short volume (FINRA facilities)30.1% of 8,973 shares on October 2, 2026
5-day average short volume60.2%

Daily short sale volume covers trades reported to FINRA trade-reporting facilities and is not the same as short interest (bi-monthly reported positions). Source: FINRA — FINRA is the owner and source of this short interest and short sale volume data; it may not be redistributed.

Dilution Risk

Low risk

Filing-implied dilution signals for MNSB, detected from its recent SEC filings · based on capital-structure filings through 2026-05-15.

1 shelf registration

Universal Shelf Registration Filed · Significant Potential Dilution

⚠ A more recent filing has been published for this ticker since this signal was computed; it may not yet be reflected — see the filings below.

A filing-implied signal, not a realized share count. How Wiseek tracks dilution →

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$24.93
52-week range · as of 2026-08-07 $17.86 – $25.29
Market cap
$177.56M
Volume
30.1K (1.1× avg)
3-mo avg 27.2K
Live data · 2026-10-04 08:39 UTC · Market closed

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feed MNSB - Latest Insights

MNSB
Aug 07, 2026, 10:10 AM EDT
Filing Type: 10-Q
Importance Score:
8
Price at Filing: $23.92
Real-time Price: $24.94 info
Change: +$1.01 (+4%) info
Market Cap: $177.564M info
MNSB
Jul 20, 2026, 8:00 AM EDT
Filing Type: 8-K
Importance Score:
7
Price at Filing: $24.77
Real-time Price: $24.94 info
Change: +$0.165 (+0.67%) info
Market Cap: $177.564M info
MNSB
Jul 20, 2026, 8:00 AM EDT
Source: GlobeNewswire
Importance Score:
7
Price at Filing: $24.77
Real-time Price: $24.94 info
Change: +$0.165 (+0.67%) info
Market Cap: $177.564M info
MNSB
May 26, 2026, 9:30 AM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $23.04
Real-time Price: $24.94 info
Change: +$1.89 (+8%) info
Market Cap: $177.564M info
MNSB
May 15, 2026, 11:58 AM EDT
Filing Type: S-3
Importance Score:
8
Price at Filing: $22.39
Real-time Price: $24.94 info
Change: +$2.54 (+11%) info
Market Cap: $177.564M info
MNSB
May 08, 2026, 10:03 AM EDT
Filing Type: 10-Q
Importance Score:
8
Price at Filing: $23.50
Real-time Price: $24.94 info
Change: +$1.43 (+6%) info
Market Cap: $177.564M info
MNSB
Apr 24, 2026, 8:02 AM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $23.77
Real-time Price: $24.94 info
Change: +$1.16 (+5%) info
Market Cap: $177.564M info
MNSB
Apr 20, 2026, 8:02 AM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $24.24
Real-time Price: $24.94 info
Change: +$0.695 (+3%) info
Market Cap: $177.564M info
MNSB
Mar 25, 2026, 10:56 AM EDT
Filing Type: 8-K
Importance Score:
7
Price at Filing: $22.18
Real-time Price: $24.94 info
Change: +$2.76 (+12%) info
Market Cap: $177.564M info
MNSB
Mar 13, 2026, 10:11 AM EDT
Filing Type: 10-K
Importance Score:
7
Price at Filing: $21.40
Real-time Price: $24.94 info
Change: +$3.54 (+17%) info
Market Cap: $177.564M info
MNSB
Mar 03, 2026, 10:19 AM EST
Filing Type: 8-K
Importance Score:
8
Price at Filing: $21.72
Real-time Price: $24.94 info
Change: +$3.22 (+15%) info
Market Cap: $177.564M info
MNSB
Jan 27, 2026, 9:16 AM EST
Filing Type: 8-K
Importance Score:
7
Price at Filing: $20.17
Real-time Price: $24.94 info
Change: +$4.76 (+24%) info
Market Cap: $177.564M info
MNSB
Jan 26, 2026, 8:00 AM EST
Filing Type: 8-K
Importance Score:
8
Price at Filing: $20.51
Real-time Price: $24.94 info
Change: +$4.42 (+22%) info
Market Cap: $177.564M info
Research tools: Filing Impact Index Dilution Tracker Split Calendar Open Datasets