MOUNT PLEASANT, MI / ACCESS Newswire / July 2, 2026 / Isabella Bank Corporation (&#34;Isabella&#34;) (NASDAQ:ISBA) (the &#34;Company&#34;), the holding company for Isabella Bank, today announced it has been added to the

<p><strong id="dateline">MOUNT PLEASANT, MI / <a href='https://www.accessnewswire.com/'>ACCESS Newswire</a> / July 2, 2026 / </strong>Isabella Bank Corporation ("Isabella") (NASDAQ:<a class="ticker" href="https://www.benzinga.com/quote/ISBA">ISBA</a>) (the "Company"), the holding company for Isabella Bank, today announced it has been added to the Russell 2000&#174; Index, effective after the U.S. market closed on June 26, 2026.</p><p>The Russell 2000<sup>&#174;</sup> Index measures the performance of approximately 2,000 small-cap U.S. companies and is widely regarded as a leading benchmark for the small-cap segment of the U.S. equity market. Membership in the index is determined primarily by market capitalization and is reconstituted annually.</p><p>"We are pleased to be included in the Russell 2000 Index," said Jerome Schwind, President and Chief Executive Officer of Isabella Bank Corporation. "This milestone reflects the progress we have made as an organization and increases our visibility within the investment community. Following our recent Nasdaq listing, inclusion in the Russell 2000 represents another important step in enhancing shareholder value and expanding awareness of Isabella Bank Corporation among institutional and individual investors."</p><p>Russell indexes are widely used by investment managers and institutional investors for index funds and as benchmarks for active investment strategies. Inclusion in the Russell 2000 may increase the Company's visibility among investors and result in automatic inclusion in index funds and investment portfolios that track Russell indexes.</p><p><strong><u>About Isabella Bank Corporation</u></strong></p><p>Isabella Bank Corporation is the parent holding company of Isabella Bank, a state-chartered community bank headquartered in Mt. Pleasant, Michigan. Isabella Bank was established in 1903 and has been committed to serving its customers' and communities' local banking needs for over 120 years. The Bank offers personal and commercial lending and deposit products, as well as investment, trust and estate planning services. The Bank has locations throughout eight mid-Michigan counties: Bay, Clare, Gratiot, Isabella, Mecosta, Midland, Montcalm and Saginaw.</p><p>For more information about Isabella Bank Corporation, visit the Investor Relations link at <a rel="nofollow" href="https://pr.report/nbjx">www.isabellabank.com</a>.</p><p><strong>Forward-Looking Statements</strong></p><p>Information in this release contains certain forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and Rule 175 promulgated thereunder, and Section 21E of the Securities Exchange Act of 1934, as amended and Rule 3b-6 promulgated thereunder. We intend such forward looking statements to be covered by the safe harbor provisions for forward looking statements contained in the Private Securities Litigation Reform Act of 1995, and are included in this statement for purposes of these safe harbor provisions. Forward-looking statements generally relate to losses, impact of events, financial condition, plans, objectives, outlook for earnings, revenues, expenses, capital and liquidity levels and ratios, asset levels, asset quality, financial position, and other matters regarding or affecting the Company and its future business and operations. Forward-looking statements are typically identified by words or phrases such as "will likely result", "expect", "plan", "believe", "estimate", "anticipate", "strategy", "trend", "forecast", "outlook", "project", "intend", "assume", "outcome", "continue", "remain", "potential", "opportunity", "comfortable", "current", "position", "maintain", "sustain", "seek", "achieve" and variations of such words and similar expressions, or future or conditional verbs such as will, would, should, could or may. Although we believe the assumptions upon which these forward-looking statements are based are reasonable, any of these assumptions could prove to be inaccurate and the forward-looking statements based on these assumptions could be incorrect. The matters discussed in these forward-looking statements are subject to various risks, uncertainties and other factors that could cause actual results and trends to differ materially from those made, projected, or implied in or by the forward-looking statements depending on a variety of uncertainties or other factors described in the Company's Annual Report on Form 10-K for the year ended December 31, 2025, or included in any subsequent filing by the Company with the Securities and Exchange Commission. Forward-looking statements are based on beliefs and assumptions using information available at the time the statements are made. The Company cautions you not to unduly rely on forward-looking statements because the assumptions, beliefs, expectations, and projections about future events may, and often do, differ materially from actual results. Any forward-looking statement speaks only as to the date on which it is made, and we undertake no obligation to update any forward-looking statement to reflect developments occurring after the statement is made.</p><p><strong>Contact</strong></p><p>Lori Peterson, Director of Marketing<br/>Phone: 989-779-6333</p><p><strong>SOURCE:</strong> Isabella Bank Corporation</p><br/><br/>View the original <a href='https://www.accessnewswire.com/newsroom/en/banking-and-financial-services/isabella-bank-corporation-added-to-russell-2000-index-1186016'>press release</a> on ACCESS Newswire<br/><br/>
      <img src="https://app.accessnewswire.com/img.ashx?id=1186016" width="0" height="0"/>

ISBA

Isabella Bank Corporation Added to Russell 2000 Index

Isabella Bank joins Russell 2000, signaling potential near-term inflows and visibility

<section class="insight" data-version="1">
  <section data-block="information">
    <h3>Information</h3>
    <p>MOUNT PLEASANT, MI / ACCESS Newswire / July 2, 2026 / Isabella Bank Corporation (&amp;#34;Isabella&amp;#34;) (NASDAQ:ISBA) (the &amp;#34;Company&amp;#34;), the holding company for Isabella Bank, today announced it has been added to the</p>
  </section>

  <section data-block="ai-summary-paragraph">
    <h3>AI Summary</h3>
    <p>Isabella Bank Corporation has been added to the Russell 2000 index effective after the June 26, 2026 close. The move follows its Nasdaq listing and could attract passive inflows from Russell-tracking funds, boosting liquidity and visibility. The outcome depends on fund rebalancing size and market conditions.</p>
  </section>

  <section data-block="ai-summary-bullets">
    <h3>Key Points</h3>
    <ul><li>Isabella Bank to join Russell 2000 after June 26, 2026 close.</li><li>Inclusion boosts visibility; may trigger automatic fund purchases.</li><li>This follows Nasdaq listing, expanding Isabella&#039;s investor exposure in small-cap space.</li><li>Russell indices widely used by funds; impact depends on tracking portfolios.</li></ul>
  </section>

  <section data-block="companies-mentioned">
    <h3>Companies Mentioned</h3>
    <ul><li><strong>Isabella Bank Corporation (ISBA)</strong>: Added to Russell 2000; could attract passive inflows and broaden investor base.</li><li><strong>Russell 2000 Index (RUT)</strong>: Benchmark for small-cap equities; inclusion triggers fund rebalancing and potential price impact.</li><li><strong>IWM (IWM)</strong>: ETF tracking Russell 2000; may see inflows around reconstitution.</li><li><strong>IJR (IJR)</strong>: Another Russell 2000 ETF; price moves possible during rebalancing.</li></ul>
  </section>

  <section data-block="category">
    <h3>Industry News</h3>
    <p>Industry News: reflects a market-structure development (index inclusion) with potential liquidity and visibility effects for a small-cap bank name.</p>
  </section>

  <section data-block="market-moving">
    <h3>Market-Moving</h3>
    <ul><li>Anticipated passive buying from Russell 2000 trackers.</li><li>Price may move around the Russell rebalance date (late June 2026).</li><li>Liquidity improvements could narrow spreads.</li><li>Index inclusion may elevate ISBA&#039;s small-cap exposure dynamics.</li></ul>
  </section>

  <section data-block="key-facts">
    <h3>Key Facts</h3>
    <ul><li>ISBA is NASDAQ-listed; inclusion in Russell 2000 takes effect after the June 26, 2026 close.</li><li>The Russell 2000 index comprises about 2,000 U.S. small-cap stocks.</li><li>Russell index reconstitution occurs annually.</li><li>Isabella Bank operates in eight mid-Michigan counties: Bay, Clare, Gratiot, Isabella, Mecosta, Midland, Montcalm, Saginaw.</li><li>Isabella Bank was established in 1903.</li></ul>
  </section>

  <section data-block="trading-thesis">
    <h3>Trading Thesis</h3>
    <p>Bullish near-term on ISBA as index inflows could lift shares over the next 1-3 months.</p>
  </section>
</section>


<p><strong id="dateline">MOUNT PLEASANT, MI / <a href='https://www.accessnewswire.com/'>ACCESS Newswire</a> / July 2, 2026 / </strong>Isabella Bank Corporation ("Isabella") (NASDAQ:<a class="ticker" href="https://www.benzinga.com/quote/ISBA">ISBA</a>) (the "Company"), the holding company for Isabella Bank, today announced it has been added to the Russell 2000&#174; Index, effective after the U.S. market closed on June 26, 2026.</p><p>The Russell 2000<sup>&#174;</sup> Index measures the performance of approximately 2,000 small-cap U.S. companies and is widely regarded as a leading benchmark for the small-cap segment of the U.S. equity market. Membership in the index is determined primarily by market capitalization and is reconstituted annually.</p><p>"We are pleased to be included in the Russell 2000 Index," said Jerome Schwind, President and Chief Executive Officer of Isabella Bank Corporation. "This milestone reflects the progress we have made as an organization and increases our visibility within the investment community. Following our recent Nasdaq listing, inclusion in the Russell 2000 represents another important step in enhancing shareholder value and expanding awareness of Isabella Bank Corporation among institutional and individual investors."</p><p>Russell indexes are widely used by investment managers and institutional investors for index funds and as benchmarks for active investment strategies. Inclusion in the Russell 2000 may increase the Company's visibility among investors and result in automatic inclusion in index funds and investment portfolios that track Russell indexes.</p><p><strong><u>About Isabella Bank Corporation</u></strong></p><p>Isabella Bank Corporation is the parent holding company of Isabella Bank, a state-chartered community bank headquartered in Mt. Pleasant, Michigan. Isabella Bank was established in 1903 and has been committed to serving its customers' and communities' local banking needs for over 120 years. The Bank offers personal and commercial lending and deposit products, as well as investment, trust and estate planning services. The Bank has locations throughout eight mid-Michigan counties: Bay, Clare, Gratiot, Isabella, Mecosta, Midland, Montcalm and Saginaw.</p><p>For more information about Isabella Bank Corporation, visit the Investor Relations link at <a rel="nofollow" href="https://pr.report/nbjx">www.isabellabank.com</a>.</p><p><strong>Forward-Looking Statements</strong></p><p>Information in this release contains certain forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and Rule 175 promulgated thereunder, and Section 21E of the Securities Exchange Act of 1934, as amended and Rule 3b-6 promulgated thereunder. We intend such forward looking statements to be covered by the safe harbor provisions for forward looking statements contained in the Private Securities Litigation Reform Act of 1995, and are included in this statement for purposes of these safe harbor provisions. Forward-looking statements generally relate to losses, impact of events, financial condition, plans, objectives, outlook for earnings, revenues, expenses, capital and liquidity levels and ratios, asset levels, asset quality, financial position, and other matters regarding or affecting the Company and its future business and operations. Forward-looking statements are typically identified by words or phrases such as "will likely result", "expect", "plan", "believe", "estimate", "anticipate", "strategy", "trend", "forecast", "outlook", "project", "intend", "assume", "outcome", "continue", "remain", "potential", "opportunity", "comfortable", "current", "position", "maintain", "sustain", "seek", "achieve" and variations of such words and similar expressions, or future or conditional verbs such as will, would, should, could or may. Although we believe the assumptions upon which these forward-looking statements are based are reasonable, any of these assumptions could prove to be inaccurate and the forward-looking statements based on these assumptions could be incorrect. The matters discussed in these forward-looking statements are subject to various risks, uncertainties and other factors that could cause actual results and trends to differ materially from those made, projected, or implied in or by the forward-looking statements depending on a variety of uncertainties or other factors described in the Company's Annual Report on Form 10-K for the year ended December 31, 2025, or included in any subsequent filing by the Company with the Securities and Exchange Commission. Forward-looking statements are based on beliefs and assumptions using information available at the time the statements are made. The Company cautions you not to unduly rely on forward-looking statements because the assumptions, beliefs, expectations, and projections about future events may, and often do, differ materially from actual results. Any forward-looking statement speaks only as to the date on which it is made, and we undertake no obligation to update any forward-looking statement to reflect developments occurring after the statement is made.</p><p><strong>Contact</strong></p><p>Lori Peterson, Director of Marketing<br/>Phone: 989-779-6333</p><p><strong>SOURCE:</strong> Isabella Bank Corporation</p><br/><br/>View the original <a href='https://www.accessnewswire.com/newsroom/en/banking-and-financial-services/isabella-bank-corporation-added-to-russell-2000-index-1186016'>press release</a> on ACCESS Newswire<br/><br/>
      <img src="https://app.accessnewswire.com/img.ashx?id=1186016" width="0" height="0"/>

Isabella Bank Corporation has been added to the Russell 2000 index effective after the June 26, 2026 close. The move follows its Nasdaq listing and could attract passive inflows from Russell-tracking funds, boosting liquidity and visibility. The outcome depends on fund rebalancing size and market conditions.

Isabella Bank Corporation Added to Russell 2000 Index

AI Summary

Sentiment Rationale

Trading Thesis

Market-Moving

Key Facts

Companies Mentioned

Industry News

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