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        <div class="me-2"><a class="text-gray" data-turbo-frame="_top" href="/en/stock/Sionna-Therapeutics-US8294011080">Sionna Therapeutics</a></div>
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        <div class="me-2 text-gray">5 months ago</div>
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      <a target="_blank" rel="nofollow" href="https://www.globenewswire.com/news-release/2026/05/13/3293912/0/en/Sionna-Therapeutics-to-Participate-in-the-2026-RBC-Capital-Markets-Global-Healthcare-Conference.html">Sionna Therapeutics to Participate in the 2026 RBC Capital Markets Global Healthcare Conference</a>
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        WALTHAM, Mass., May 13, 2026 (GLOBE NEWSWIRE) -- Sionna Therapeutics, Inc. (Nasdaq: SION), a clinical-stage biopharmaceutical company on a mission to revolutionize the current treatment paradigm for cystic fibrosis (CF), today announced that management will participate in a fireside chat at the 2026 RBC Capital Markets Global Healthcare Conference on Wednesday, May 20th, 2026, at 2:05 p.m. ET.
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        <div class="me-2"><a class="text-gray" data-turbo-frame="_top" href="/en/stock/Sionna-Therapeutics-US8294011080">Sionna Therapeutics</a></div>
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        <div class="me-2 text-gray">5 months ago</div>
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      <a target="_blank" rel="nofollow" href="https://www.globenewswire.com/news-release/2026/05/12/3292667/0/en/sionna-therapeutics-reports-first-quarter-2026-financial-results.html">Sionna Therapeutics Reports First Quarter 2026 Financial Results</a>
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        Enrollment completed in the PreciSION CF Phase 2a proof-of-concept trial evaluating NBD1 stabilizer SION-719 as an add-on to standard of care in participants with cystic fibrosis; topline data on track for the summer of 2026 Ongoing Phase 1 trial evaluating NBD1 stabilizer SION-451 in proprietary dual combinations with SION-2222 and with SION-109 in healthy volunteers is also on track for topli...
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        <div class="me-2"><a class="text-gray" data-turbo-frame="_top" href="/en/stock/Sionna-Therapeutics-US8294011080">Sionna Therapeutics</a></div>
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        <div class="me-2 text-gray">5 months ago</div>
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      <a target="_blank" rel="nofollow" href="https://www.globenewswire.com/news-release/2026/04/27/3281460/0/en/Sionna-Therapeutics-Completes-Enrollment-in-PreciSION-CF-Phase-2a-Trial-Evaluating-NBD1-Stabilizer-SION-719-Added-to-Standard-of-Care-in-Participants-with-Cystic-Fibrosis.html">Sionna Therapeutics Completes Enrollment in PreciSION CF Phase 2a Trial Evaluating NBD1 Stabilizer, SION-719, Added to Standard of Care in Participants with Cystic Fibrosis</a>
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        Topline data is on track for anticipated readout in the summer of 2026 Topline data is on track for anticipated readout in the summer of 2026
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        <div class="me-2"><a class="text-gray" data-turbo-frame="_top" href="/en/stock/Sionna-Therapeutics-US8294011080">Sionna Therapeutics</a></div>
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        <div class="me-2 text-gray">6 months ago</div>
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      <a target="_blank" rel="nofollow" href="https://www.globenewswire.com/news-release/2026/04/07/3268961/0/en/Sionna-Therapeutics-to-Participate-in-the-Raymond-James-2026-Biotech-Innovation-Symposium.html">Sionna Therapeutics to Participate in the Raymond James 2026 Biotech Innovation Symposium</a>
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        WALTHAM, Mass., April 07, 2026 (GLOBE NEWSWIRE) -- Sionna Therapeutics, Inc. (Nasdaq: SION), a clinical-stage biopharmaceutical company on a mission to revolutionize the current treatment paradigm for cystic fibrosis (CF) by developing novel medicines that normalize the function of the cystic fibrosis transmembrane conductance regulator (CFTR) protein, today announced that management will parti...
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        <div class="me-2"><a class="text-gray" data-turbo-frame="_top" href="/en/stock/Sionna-Therapeutics-US8294011080">Sionna Therapeutics</a></div>
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        <div class="me-2 text-gray">The Motley Fool</div>
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        <div class="me-2 text-gray">6 months ago</div>
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      <a target="_blank" rel="nofollow" href="https://www.fool.com/coverage/filings/2026/03/30/sionna-chief-legal-officer-cashed-out-her-shares-her-options-are-another-story/">Sionna Chief Legal Officer Cashed Out Her Shares. Her Options Are Another Story</a>
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        Jennifer Fitzpatrick sold 10,250 shares for a total of approximately $347,000 on March 5, 2026. This transaction represented 100.00% of her direct common stock holdings, reducing direct ownership of common stock to zero.
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