<p xmlns="http://www.w3.org/1999/xhtml"><span xmlns="http://www.w3.org/1999/xhtml" class="legendSpan...

<p xmlns="http://www.w3.org/1999/xhtml"><span xmlns="http://www.w3.org/1999/xhtml" class="legendSpanClass">LOS ANGELES</span>, <span xmlns="http://www.w3.org/1999/xhtml" class="legendSpanClass">July 28, 2026</span> /PRNewswire/ -- <a xmlns="http://www.w3.org/1999/xhtml" href="https://edge.prnewswire.com/c/link/?t=0&amp;l=en&amp;o=4740186-1&amp;h=1572232852&amp;u=https%3A%2F%2Fschallfirm.com%2F&amp;a=Schall+Brown+%26+Schwartz+LLP" target="_blank" rel="nofollow">Schall Brown &amp; Schwartz LLP</a>, a national shareholder rights litigation firm, reminds investors of a class action lawsuit against Calix, Inc. (&#34;Calix&#34; or &#34;the Company&#34;) (NYSE: <a xmlns="http://www.w3.org/1999/xhtml" href="https://edge.prnewswire.com/c/link/?t=0&amp;l=en&amp;o=4740186-1&amp;h=4055170900&amp;u=https%3A%2F%2Ffinance.yahoo.com%2Fquote%2FCALX%2F&amp;a=CALX" target="_blank" rel="nofollow">CALX</a>) violations of §§10(b) and 20(a) of the Securities Exchange Act of 1934 and Rule 10b-5 promulgated thereunder by the U.S. Securities and Exchange Commission.</p>
<p xmlns="http://www.w3.org/1999/xhtml">If you purchased Calix, Inc. securities you may be entitled to compensation without payment of any out-of-pocket fees or costs. Shareholders who purchased shares of CALX during the class period listed are encouraged to contact SBS to find out if they are eligible to recover their losses or lead this lawsuit. Appointment as lead plaintiff is not required to partake in any recovery. A lead plaintiff is a representative party acting on behalf of other class members in directing the litigation.</p><p xmlns="http://www.w3.org/1999/xhtml"><b xmlns="http://www.w3.org/1999/xhtml">CLASS PERIOD:</b> January 28, 2026 to April 21, 2026</p><p xmlns="http://www.w3.org/1999/xhtml"><b xmlns="http://www.w3.org/1999/xhtml">DEADLINE: </b>July 27, 2026</p><p xmlns="http://www.w3.org/1999/xhtml">If you are a shareholder who suffered a loss, <a xmlns="http://www.w3.org/1999/xhtml" href="https://edge.prnewswire.com/c/link/?t=0&amp;l=en&amp;o=4740186-1&amp;h=2872509189&amp;u=https%3A%2F%2Fschallfirm.com%2Fcases%2Fcalix-inc%2F&amp;a=click+here+to+participate" target="_blank" rel="nofollow">click here to participate</a>.</p><p xmlns="http://www.w3.org/1999/xhtml"><b xmlns="http://www.w3.org/1999/xhtml">Details of the Case</b><b xmlns="http://www.w3.org/1999/xhtml">: </b>According to the Complaint, the Company made false and misleading statements to the market. Calix&#39;s Q1 margins benefited from the advanced purchasing of memory components. The Company&#39;s supply of these memory components was rapidly decreasing due to these advanced orders. The Company&#39;s margin faced negative pressure based on the purchase of memory at increasing market prices. Based on these facts, the Company&#39;s public statements were false and materially misleading throughout the class period. When the market learned the truth about Calix, investors suffered damages.</p><p xmlns="http://www.w3.org/1999/xhtml">We encourage investors to contact Adam Rosen and David Schwartz of Schall Brown &amp; Schwartz, 2049 Century Park East, Suite 2460, Los Angeles, CA 90067, at 310-301-3335, to discuss your rights free of charge. You can also reach us through the firm&#39;s website at <a xmlns="http://www.w3.org/1999/xhtml" href="https://edge.prnewswire.com/c/link/?t=0&amp;l=en&amp;o=4740186-1&amp;h=2752106749&amp;u=http%3A%2F%2Fpr.report%2FmIwBkOrU&amp;a=www.schallfirm.com" target="_blank" rel="nofollow">www.schallfirm.com</a>, or by email at <a xmlns="http://www.w3.org/1999/xhtml" href="mailto:bschall@schallfirm.com" target="_blank" rel="nofollow">bschall@schallfirm.com</a>.</p><p xmlns="http://www.w3.org/1999/xhtml">The class, in this case, has not yet been certified, and until certification occurs, you are not represented by an attorney. If you choose to take no action, you can remain an absent class member.</p><p xmlns="http://www.w3.org/1999/xhtml"><a xmlns="http://www.w3.org/1999/xhtml" href="https://edge.prnewswire.com/c/link/?t=0&amp;l=en&amp;o=4740186-1&amp;h=3887855578&amp;u=https%3A%2F%2Fschallfirm.com%2Fcases%2Fcalix-inc%2F&amp;a=Join+the+case" target="_blank" rel="nofollow">Join the case</a> to recover your losses</p><p xmlns="http://www.w3.org/1999/xhtml"><b xmlns="http://www.w3.org/1999/xhtml">Why SBS:</b> Schall Brown &amp; Schwartz represents investors around the world, specializing in securities class action lawsuits and shareholder rights litigation. SBS brings together the extensive experience and diverse skillsets of founding partners Brian Schall, Andrew Brown, and David Schwartz. SBS attorneys and their co-counsel are responsible for recovering over a billion dollars for violations of securities laws and corporate misfeasance.  </p><p xmlns="http://www.w3.org/1999/xhtml">This press release may be considered Attorney Advertising in some jurisdictions under the applicable law and rules of ethics.             </p><p xmlns="http://www.w3.org/1999/xhtml"><b xmlns="http://www.w3.org/1999/xhtml">CONTACT:</b></p><p xmlns="http://www.w3.org/1999/xhtml">Schall Brown &amp; Schwartz LLP</p><p xmlns="http://www.w3.org/1999/xhtml">Brian Schall, Esq.,</p><p xmlns="http://www.w3.org/1999/xhtml">Andrew Brown, Esq.,</p><p xmlns="http://www.w3.org/1999/xhtml">David Schwartz, Esq.,</p><p xmlns="http://www.w3.org/1999/xhtml"><a xmlns="http://www.w3.org/1999/xhtml" href="https://edge.prnewswire.com/c/link/?t=0&amp;l=en&amp;o=4740186-1&amp;h=1847322146&amp;u=http%3A%2F%2Fwww.schallfirm.com%2F&amp;a=www.schallfirm.com" target="_blank" rel="nofollow">www.schallfirm.com</a></p><p xmlns="http://www.w3.org/1999/xhtml">Office: 310-301-3335</p><p xmlns="http://www.w3.org/1999/xhtml"><a xmlns="http://www.w3.org/1999/xhtml" href="mailto:info@schallfirm.com" target="_blank" rel="nofollow">info@schallfirm.com</a></p>



<p xmlns="http://www.w3.org/1999/xhtml" id="PURL"><img xmlns="http://www.w3.org/1999/xhtml" title="Cision" width="12" height="12" alt="Cision" src="https://edge.prnewswire.com/c/img/favicon.png?sn=LA13473&amp;sd=2026-07-28"></img> View original content:<a xmlns="http://www.w3.org/1999/xhtml" id="PRNURL" rel="nofollow" href="https://www.prnewswire.com/news-releases/calix-inc-investor-alert-contact-sbs-by-july-27-2026-for-opportunity-to-lead-securities-fraud-lawsuit-302835900.html" target="_blank">https://www.prnewswire.com/news-releases/calix-inc-investor-alert-contact-sbs-by-july-27-2026-for-opportunity-to-lead-securities-fraud-lawsuit-302835900.html</a></p><p xmlns="http://www.w3.org/1999/xhtml">SOURCE Schall, Brown &amp; Schwartz LLP</p>

CALX

Calix, Inc. Investor Alert: Contact SBS by July 27, 2026 for Opportunity to Lead Securities Fraud Lawsuit

CALX faces securities class action over Q1 margins; potential losses loom

<section class="insight" data-version="1">
  <section data-block="information">
    <h3>Information</h3>
    <p>&lt;p xmlns=&quot;http://www.w3.org/1999/xhtml&quot;&gt;&lt;span xmlns=&quot;http://www.w3.org/1999/xhtml&quot; class=&quot;legendSpan...</p>
  </section>

  <section data-block="ai-summary-paragraph">
    <h3>AI Summary</h3>
    <p>Calix, Inc. is targeted by a securities class action alleging misstatements about Q1 margins tied to memory-component purchases. The complaint covers Jan 28, 2026 to Apr 21, 2026, with a July 27, 2026 deadline. While not certified yet, the suit could pressure CALX on margins disclosures and market perception, possibly affecting near-term stock moves.</p>
  </section>

  <section data-block="ai-summary-bullets">
    <h3>Key Points</h3>
    <ul><li>CALX faces securities class action over Q1 margins. Class period Jan 28–Apr 21.</li><li>Deadline July 27, 2026. No lead plaintiff required.</li><li>Allegations claim false/misleading statements. Memory component costs rising.</li><li>Impact could affect CALX&#039;s valuation; litigation risk remains uncertain.</li><li>Case not certified; investor recovery not guaranteed.</li></ul>
  </section>

  <section data-block="companies-mentioned">
    <h3>Companies Mentioned</h3>
    <ul><li><strong>Calix, Inc. (CALX)</strong>: Subject of investor litigation; potential near-term stock volatility and balance-sheet risk if settlement or penalties occur.</li><li><strong>Schall Brown &amp; Schwartz LLP (SBS)</strong>: Plaintiff law firm issuing investor alert; not a public company; could influence investor sentiment and legal costs if case proceeds.</li></ul>
  </section>

  <section data-block="category">
    <h3>Legal</h3>
    <p>Legal category; a securities class-action against CALX introduces potential regulatory/settlement costs and reputational risk that could influence valuation and investor sentiment.</p>
  </section>

  <section data-block="market-moving">
    <h3>Market-Moving</h3>
    <ul><li>Ongoing class action could amplify CALX stock volatility.</li><li>July 27, 2026 deadline is a near-term catalyst.</li><li>Any settlement or disclosure could move CALX materially.</li><li>Not yet certified; litigation outcome remains uncertain.</li></ul>
  </section>

  <section data-block="key-facts">
    <h3>Key Facts</h3>
    <ul><li>Class Period: Jan 28, 2026 – Apr 21, 2026.</li><li>Deadline to participate: July 27, 2026.</li><li>Claims: Violations of Section 10(b), 20(a), Rule 10b-5.</li><li>Calix ticker: CALX (NYSE).</li><li>Lead plaintiff not required for recovery.</li></ul>
  </section>

  <section data-block="trading-thesis">
    <h3>Trading Thesis</h3>
    <p>Neutral to cautious: litigation risk could weigh on CALX near the July deadline.</p>
  </section>
</section>


<article>
  <header>
    <h1>Calix, Inc. Investor Alert: Contact SBS by July 27, 2026 for Opportunity to Lead Securities Fraud Lawsuit</h1>
  </header>

  <section>
    <p>Schall Brown & Schwartz LLP, a national shareholder rights litigation firm, is notifying investors about a pending securities class action against Calix, Inc. (CALX). The firm alleges violations of federal securities laws and urges CALX shareholders to review their rights ahead of the July 27, 2026 deadline. This alert highlights the key dates, the alleged misstatements, and how investors may participate in the case.</p>
    <p>The firm emphasizes that investors who purchased CALX securities during the class period may be entitled to compensation without out-of-pocket costs. Appointment as lead plaintiff is optional and not required to participate in any recovery.</p>
  </section>

  <section>
    <h2>Key Dates and Eligible Participants</h2>
    <ul>
      <li><strong>CLASS PERIOD:</strong> January 28, 2026 to April 21, 2026</li>
      <li><strong>DEADLINE:</strong> July 27, 2026</li>
      <li>Company: Calix, Inc. (NYSE: CALX)</li>
      <li>Action: Securities class action alleging violations of §§10(b) and 20(a) of the Securities Exchange Act of 1934 and Rule 10b-5</li>
    </ul>
    <p>If you suffered a loss as a CALX investor during the class period, you may contact SBS to determine eligibility to recover losses or to participate in the lawsuit. <em>Participation as a lead plaintiff is not required to pursue recovery.</em></p>
  </section>

  <section>
    <h2>Details of the Case</h2>
    <p><strong>Details of the Case</strong>: <em>According to the Complaint, the Company made false and misleading statements to the market. Calix's Q1 margins benefited from the advanced purchasing of memory components. The Company's supply of these memory components was rapidly decreasing due to these advanced orders. The Company's margin faced negative pressure based on the purchase of memory at increasing market prices. Based on these facts, the Company's public statements were false and materially misleading throughout the class period. When the market learned the truth about Calix, investors suffered damages.</em></p>
  </section>

  <section>
    <h2>How to Participate and Contact</h2>
    <p>Investors who purchased CALX during the class period and suffered losses are encouraged to review their rights and consider joining the case. The firm provides free consultations and does not require upfront fees to assess eligibility.</p>
    <p>We encourage investors to contact Adam Rosen and David Schwartz of Schall Brown & Schwartz, 2049 Century Park East, Suite 2460, Los Angeles, CA 90067, at <strong>310-301-3335</strong>, to discuss their rights free of charge. You can also reach us through the firm’s website at <a href="https://www.schallfirm.com" target="_blank" rel="nofollow">www.schallfirm.com</a>, or by email at <a href="mailto:bschall@schallfirm.com" target="_blank" rel="nofollow">bschall@schallfirm.com</a>.</p>
    <p>The class, in this case, has not yet been certified, and until certification occurs, you are not represented by an attorney. If you choose to take no action, you can remain an absent class member.</p>
    <p><a href="https://www.prnewswire.com/news-releases/calix-inc-investor-alert-contact-sbs-by-july-27-2026-for-opportunity-to-lead-securities-fraud-lawsuit-302835900.html" target="_blank" rel="nofollow">Join the case</a> to recover your losses</p>
  </section>

  <section>
    <h2>Why SBS: Background on the Firm</h2>
    <p><strong>Why SBS:</strong> Schall Brown & Schwartz represents investors around the world, specializing in securities class action lawsuits and shareholder rights litigation. SBS brings together the extensive experience and diverse skillsets of founding partners Brian Schall, Andrew Brown, and David Schwartz. SBS attorneys and their co-counsel are responsible for recovering over a billion dollars for violations of securities laws and corporate misfeasance.</p>
  </section>

  <section>
    <h2>Additional Information and Disclaimers</h2>
    <p>This press release may be considered Attorney Advertising in some jurisdictions under the applicable law and rules of ethics.</p>
  </section>

  <section>
    <h2>Contact Information for Schall Brown & Schwartz LLP</h2>
    <p>Schall Brown & Schwartz LLP</p>
    <p>Brian Schall, Esq.,</p>
    <p>Andrew Brown, Esq.,</p>
    <p>David Schwartz, Esq.,</p>
    <p><a href="https://www.schallfirm.com" target="_blank" rel="nofollow">www.schallfirm.com</a></p>
    <p>Office: <strong>310-301-3335</strong></p>
    <p><a href="mailto:info@schallfirm.com" target="_blank" rel="nofollow">info@schallfirm.com</a></p>
  </section>

  <section>
    <h2>Source</h2>
    <p>Source: Schall Brown & Schwartz LLP</p>
  </section>

  <section aria-label="Original content reference">
    <p>View original content: <a href="https://www.prnewswire.com/news-releases/calix-inc-investor-alert-contact-sbs-by-july-27-2026-for-opportunity-to-lead-securities-fraud-lawsuit-302835900.html" target="_blank" rel="nofollow">PRNewswire – Calix, Inc. investor alert</a></p>
  </section>
</article>

Calix, Inc. is targeted by a securities class action alleging misstatements about Q1 margins tied to memory-component purchases. The complaint covers Jan 28, 2026 to Apr 21, 2026, with a July 27, 2026 deadline. While not certified yet, the suit could pressure CALX on margins disclosures and market perception, possibly affecting near-term stock moves.

News insight

Calix, Inc. Investor Alert: Contact SBS by July 27, 2026 for Opportunity to Lead Securities Fraud Lawsuit

AI summary

Sentiment rationale

Key facts

Legal