What is MainStreet Bancshares, Inc.'s cumulative cost basis?

MainStreet Bancshares, Inc. (MNSBP) reported cumulative cost basis of $64.72M in Q1 2026.

How has MainStreet Bancshares, Inc.'s cumulative cost basis changed year-over-year?

MainStreet Bancshares, Inc.'s cumulative cost basis decreased by 1.2% year-over-year, from $65.51M to $64.72M.

What is the long-term trend for MainStreet Bancshares, Inc.'s cumulative cost basis?

Over 5 years (2020 to 2025), MainStreet Bancshares, Inc.'s cumulative cost basis has grown at a -14.8% compound annual growth rate (CAGR), from $146.13M to $65.45M.

MainStreet Bancshares, Inc. MNSBP Cumulative Cost Basis

Cumulative Cost Basis at other companies

Bank of AmericaBAC

$523M+15.5%

JPMorgan ChaseJPM

——

SR Bancorp, Inc.SRBK

——

Pathfinder BancorpPBHC

——

Texas Community Bancshares, Inc.TCBS

——

Five Star BancorpFSBC

——

Other financials

Income statement

See full

Revenue$573.0K-98.3%

Net income$4.1M+67.1%

EPS (diluted)$0.64—

Balance sheet

See full

Cash & equivalents$33.0M+79.7%

Total debt$5.9M-8.3%

Total equity$215.0M+2.6%

Total assets$2.2B0.0%

Cash flow

See full

Operating cash flow$6.6M+355%

CapEx$101.0K+83.6%

Free cash flow$6.5M+366%

Valuation

See full

Market cap$175.72M+21.9%

P/E10.2×—

P/S1.7×+1.0×

Profitability

See full

Net margin16.9%+13.3pp

FCF margin15.4%+8.3pp

Returns & leverage

See full

Return on equity8.1%+5.9pp

Debt / equity0×0.0×

Where this comes from

Reported directly by MainStreet Bancshares, Inc. in its filing.

Tagged under the XBRL concept us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis.

The official record: MainStreet Bancshares, Inc.’s 10-Q, filed May 8, 2026, on SEC EDGAR. View the filing →

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Questions, answered.

What is MainStreet Bancshares, Inc.'s cumulative cost basis?: MainStreet Bancshares, Inc. (MNSBP) reported cumulative cost basis of $64.72M in Q1 2026.
How has MainStreet Bancshares, Inc.'s cumulative cost basis changed year-over-year?: MainStreet Bancshares, Inc.'s cumulative cost basis decreased by 1.2% year-over-year, from $65.51M to $64.72M.
What is the long-term trend for MainStreet Bancshares, Inc.'s cumulative cost basis?: Over 5 years (2020 to 2025), MainStreet Bancshares, Inc.'s cumulative cost basis has grown at a -14.8% compound annual growth rate (CAGR), from $146.13M to $65.45M.