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Isabella Bank Corporation (ISBA)

Isabella Bank Corporation at a glance — key fundamentals, SEC filings, insider buying and selling, and earnings dates.

Isabella Bank Corporation (ISBA) is a Banks - Regional company based in US with a market capitalization of $299.2M. Revenue grew 10.1% year-over-year and the company generated $23.3M in free cash flow. This page tracks ISBA's SEC filings, insider buying and selling, earnings dates, and key fundamentals in one place.

US · 368 employees · IPO Jan 30, 2006

Valuation

Valuation & price

$41.05 · as of May 17, 2026 · -27.4% vs 52w high

16.0

P/E ratio

Latest-FY diluted EPS

1.29

P/B ratio

Market cap ÷ book equity

—

Dividend yield

Price — last 12 months

$55.25$42.30$29.35Jul 25Dec 25Jul 26Jul 7, 25$29.50Jul 9, 25$31.49Jul 11, 25$30.68Jul 15, 25$32.02Jul 17, 25$30.97Jul 21, 25$32.50Jul 23, 25$32.99Jul 25, 25$32.27Jul 29, 25$29.35Jul 31, 25$30.84Aug 4, 25$32.47Aug 6, 25$32.80Aug 11, 25$32.26Aug 13, 25$32.40Aug 15, 25$32.50Aug 19, 25$31.54Aug 21, 25$32.50Aug 25, 25$32.48Aug 27, 25$34.00Aug 29, 25$33.71Sep 3, 25$32.90Sep 5, 25$32.10Sep 9, 25$32.50Sep 11, 25$32.20Sep 16, 25$32.74Sep 18, 25$34.30Sep 22, 25$34.52Sep 24, 25$35.40Sep 26, 25$35.15Sep 30, 25$35.25Oct 2, 25$35.00Oct 6, 25$35.74Oct 8, 25$35.99Oct 10, 25$36.09Oct 14, 25$37.23Oct 16, 25$35.10Oct 21, 25$34.95Oct 23, 25$35.35Oct 27, 25$35.76Oct 29, 25$35.12Oct 31, 25$35.74Nov 4, 25$43.57Nov 6, 25$39.81Nov 10, 25$40.20Nov 12, 25$41.12Nov 14, 25$40.99Nov 18, 25$40.39Nov 20, 25$41.37Nov 25, 25$44.23Nov 28, 25$42.00Dec 2, 25$45.21Dec 4, 25$46.74Dec 8, 25$46.50Dec 10, 25$50.32Dec 12, 25$49.06Dec 16, 25$52.90Dec 18, 25$55.25Dec 22, 25$54.21Dec 24, 25$52.34Dec 29, 25$51.00Jan 2, 26$50.30Jan 6, 26$49.18Jan 8, 26$49.25Jan 12, 26$48.54Jan 14, 26$48.71Jan 16, 26$50.84Jan 21, 26$50.58Jan 23, 26$50.70Jan 27, 26$49.84Jan 29, 26$48.62Feb 2, 26$49.73Feb 4, 26$50.05Feb 9, 26$52.95Feb 11, 26$52.90Feb 13, 26$51.30Feb 18, 26$51.86Feb 20, 26$52.45Feb 24, 26$50.47Feb 26, 26$49.41Mar 2, 26$48.54Mar 4, 26$47.80Mar 6, 26$45.86Mar 10, 26$45.89Mar 12, 26$44.31Mar 17, 26$44.78Mar 19, 26$45.50Mar 23, 26$45.75Mar 25, 26$45.21Mar 27, 26$45.70Mar 31, 26$45.67Apr 2, 26$45.91Apr 7, 26$45.72Apr 9, 26$49.69Apr 13, 26$49.91Apr 15, 26$48.90Apr 17, 26$45.75Apr 22, 26$46.45Apr 24, 26$41.63Apr 28, 26$41.89Apr 30, 26$39.81May 4, 26$40.43May 6, 26$40.83May 8, 26$42.77May 12, 26$42.60May 14, 26$41.71May 18, 26$41.82May 20, 26$42.46May 22, 26$43.04May 28, 26$41.14Jun 1, 26$41.49Jun 3, 26$40.10Jun 5, 26$42.18Jun 9, 26$41.85Jun 11, 26$43.24Jun 15, 26$41.43Jun 17, 26$39.98Jun 22, 26$39.70Jun 24, 26$39.92Jun 26, 26$40.15Jul 2, 26$41.00
$29.3552-week range$56.58
Loading valuation history…

Fundamentals

Key fundamentals

$299.2M

Market cap

10.1%

Revenue growth (YoY)

70.6%

Gross margin

$23.3M

Free cash flow (USD)

-$84.3M

Net debt

Net cash position

-1.0%

Share dilution

2/4

Graham criteria passed

Defensive-investor screen

Financial Services

Sector

Trajectory

Long-term trends

Revenue by year

2016 → 2025

FY 2016$62.2MFY 2017$67.4MFY 2018$72.5MFY 2019$76.3MFY 2020$75.8MFY 2021$71.3MFY 2022$76.6MFY 2023$90.8MFY 2024$101.7MFY 2025$112.0M
$62.2M$112M

Free cash flow by year

2016 → 2025

FY 2016$16.4MFY 2017$17.6MFY 2018$19.7MFY 2019$22.0MFY 2020$20.5MFY 2021$23.9MFY 2022$23.7MFY 2023$20.1MFY 2024$17.5MFY 2025$23.3M
$16.4M$23.3M

Gross margin by year

2021 → 2025

FY 202190.3%FY 202292.4%FY 202375.4%FY 202464.6%FY 202570.6%
90.3%70.6%

Value screen

Graham defensive-investor tests

Computing the scorecard — refreshing any stale inputs…

3

Insider buys · 90 days

0

Insider sells · 90 days

Earnings

Last report: 10-Q filed May 6, 2026

Next expected: not yet scheduled

On the tape

Recent SEC & insider activity

  • Insider buyInsider Buy $300Bourland Jill · Director · $300Jun 17, 2026Filing
  • 8-K eventEquity Distribution AgreementJun 16, 2026Filing
  • 8-K eventMerger AgreementJun 15, 2026Filing
  • 8-K eventMerger AgreementJun 12, 2026Filing
  • 8-K eventDividend DeclaredMay 28, 2026Filing
  • Insider buyInsider Buy $300Bourland Jill · Director · $300May 20, 2026Filing
  • 8-K eventAnnual Meeting ResultsMay 7, 2026Filing
  • Quarterly report10-Q FiledMay 6, 2026Filing
  • 8-K eventEarnings ReleaseApr 23, 2026Filing
  • Insider buyInsider Buy $300Bourland Jill · Director · $300Apr 17, 2026Filing

Questions

Frequently asked questions

What is Isabella Bank Corporation's market cap?

Isabella Bank Corporation (ISBA) has a market capitalization of $299.2M.

What is ISBA's P/E ratio?

ISBA trades at a price-to-earnings ratio of 16.0, based on its latest fiscal-year diluted earnings per share and the most recent cached price.

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

ISBA trades at 1.29 times book value per share.

Are insiders buying ISBA stock?

Yes — SEC Form 4 filings show 3 open-market insider buys and 0 sells at Isabella Bank Corporation in the last 90 days.

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Timeline

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

Filing Analyzer

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News

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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.