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CoastalSouth Bancshares, Inc. (COSO)

CoastalSouth Bancshares, Inc. at a glance — key fundamentals, SEC filings, insider buying and selling, and earnings dates.

CoastalSouth Bancshares, Inc. (COSO) is a Banks - Regional company based in US with a market capitalization of $309.1M. Revenue grew 4.7% year-over-year and the company generated $61.3M in free cash flow. This page tracks COSO's SEC filings, insider buying and selling, earnings dates, and key fundamentals in one place.

US · 183 employees · IPO May 8, 2025

Valuation

Valuation & price

$25.17 · as of May 17, 2026 · -7.4% vs 52w high

11.6

P/E ratio

Latest-FY diluted EPS

1.19

P/B ratio

Market cap ÷ book equity

—

Dividend yield

Price — last 12 months

$27.17$23.55$19.92Jul 25Dec 25Jun 26Jul 7, 25$21.25Jul 9, 25$21.30Jul 11, 25$21.37Jul 15, 25$21.11Jul 17, 25$21.04Jul 21, 25$21.00Jul 23, 25$20.99Jul 25, 25$21.30Jul 29, 25$21.00Jul 31, 25$20.98Aug 4, 25$20.37Aug 6, 25$19.92Aug 8, 25$20.17Aug 12, 25$20.05Aug 14, 25$20.05Aug 19, 25$21.15Aug 21, 25$21.26Aug 25, 25$21.31Aug 27, 25$21.74Aug 29, 25$21.68Sep 3, 25$21.77Sep 5, 25$22.35Sep 9, 25$23.01Sep 11, 25$23.15Sep 15, 25$23.32Sep 17, 25$23.47Sep 19, 25$23.87Sep 23, 25$23.12Sep 25, 25$22.87Sep 29, 25$22.47Oct 2, 25$21.29Oct 6, 25$22.19Oct 8, 25$21.50Oct 10, 25$21.34Oct 14, 25$21.54Oct 16, 25$21.30Oct 20, 25$21.50Oct 22, 25$21.50Oct 24, 25$21.47Oct 28, 25$21.26Oct 30, 25$21.34Nov 3, 25$21.53Nov 5, 25$21.46Nov 7, 25$21.24Nov 11, 25$21.39Nov 14, 25$21.45Nov 18, 25$21.17Nov 20, 25$21.09Nov 24, 25$21.93Nov 26, 25$22.11Dec 1, 25$22.56Dec 3, 25$22.67Dec 5, 25$22.80Dec 9, 25$23.04Dec 11, 25$23.98Dec 15, 25$24.11Dec 17, 25$24.35Dec 19, 25$24.34Dec 23, 25$24.42Dec 26, 25$24.47Dec 31, 25$23.25Jan 5, 26$22.99Jan 7, 26$23.03Jan 9, 26$23.15Jan 13, 26$23.44Jan 15, 26$24.00Jan 20, 26$23.74Jan 22, 26$23.97Jan 26, 26$23.71Jan 28, 26$23.62Jan 30, 26$23.97Feb 3, 26$24.89Feb 5, 26$25.22Feb 9, 26$25.40Feb 11, 26$24.88Feb 17, 26$25.38Feb 19, 26$25.13Feb 23, 26$25.06Feb 25, 26$25.35Feb 27, 26$24.55Mar 3, 26$24.60Mar 5, 26$24.54Mar 9, 26$24.03Mar 11, 26$24.00Mar 13, 26$23.90Mar 17, 26$23.84Mar 19, 26$23.99Mar 23, 26$24.02Mar 25, 26$24.18Mar 27, 26$24.09Apr 1, 26$24.76Apr 6, 26$24.90Apr 8, 26$25.46Apr 10, 26$25.60Apr 14, 26$25.55Apr 16, 26$25.43Apr 20, 26$25.99Apr 22, 26$25.59Apr 24, 26$25.36Apr 28, 26$25.66Apr 30, 26$25.55May 4, 26$25.53May 6, 26$25.82May 8, 26$25.84May 12, 26$25.50May 15, 26$25.17May 19, 26$25.24May 21, 26$25.52May 26, 26$25.85May 28, 26$25.70Jun 1, 26$25.48Jun 3, 26$25.34Jun 5, 26$25.97Jun 9, 26$26.33Jun 11, 26$26.75Jun 15, 26$26.80Jun 17, 26$26.44Jun 22, 26$26.86Jun 24, 26$27.17Jun 30, 26$27.09
$19.9252-week range$27.17
Loading valuation history…

Fundamentals

Key fundamentals

$309.1M

Market cap

4.7%

Revenue growth (YoY)

58.0%

Gross margin

$61.3M

Free cash flow (USD)

-$350.8M

Net debt

Net cash position

13.0%

Share dilution

3/4

Graham criteria passed

Defensive-investor screen

Financial Services

Sector

Trajectory

Long-term trends

Revenue by year

2016 → 2025

FY 2016$22.4MFY 2017$19.3MFY 2018$25.5MFY 2019$36.1MFY 2020$43.9MFY 2021$56.8MFY 2022$76.4MFY 2023$114.4MFY 2024$129.7MFY 2025$135.8M
$22.4M$135.8M

Free cash flow by year

2016 → 2025

FY 2016$-10.5MFY 2017$22.3MFY 2018$3.4MFY 2019$-40.8MFY 2020$-23.2MFY 2021$68.7MFY 2022$81.4MFY 2023$36.8MFY 2024$-14.1MFY 2025$61.3M
-$10.5M$61.3M

Gross margin by year

2021 → 2025

FY 202189.3%FY 202280.8%FY 202362.9%FY 202454.6%FY 202558.0%
89.3%58.0%

Value screen

Graham defensive-investor tests

Computing the scorecard — refreshing any stale inputs…

0

Insider buys · 90 days

1

Insider sells · 90 days

Earnings

Last report: 10-Q filed May 8, 2026

Next expected: not yet scheduled

On the tape

Recent SEC & insider activity

  • Quarterly report10-Q FiledMay 8, 2026Filing
  • Insider sellInsider Sell $118KValduga Anthony P. · CFO AND COO · $117.8KMay 6, 2026Filing
  • 8-K eventStock Repurchase PlanMay 1, 2026Filing
  • 8-K eventAnnual Meeting ResultsApr 24, 2026Filing
  • 8-K eventEarnings ReleaseApr 20, 2026Filing

Questions

Frequently asked questions

What is CoastalSouth Bancshares, Inc.'s market cap?

CoastalSouth Bancshares, Inc. (COSO) has a market capitalization of $309.1M.

What is COSO's P/E ratio?

COSO trades at a price-to-earnings ratio of 11.6, based on its latest fiscal-year diluted earnings per share and the most recent cached price.

What is COSO's price-to-book (P/B) ratio?

COSO trades at 1.19 times book value per share.

Are insiders buying COSO stock?

SEC Form 4 filings show no open-market insider buys at CoastalSouth Bancshares, Inc. in the last 90 days (1 sell).

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Timeline

Every filing, insider trade & earnings on a price-anchored timeline

Filing Analyzer

Search the actual 10-K / 10-Q text with AI research angles

News

Latest press coverage in one feed

Data: SEC EDGAR filings and cached fundamental data; prices and ratios use the most recent cached quote and statements (may lag by up to a day). Educational and research purposes only. Not investment advice.