<img src="https://ml.globenewswire.com/Resource/Download/0baa6f51-c6cb-4b21-a4e0-573a18b8171c?size=2" nborder="0" align="left" hspace="5" vspace="5" title="Phathom_Pharm_Logo.jpg" alt="Phathom Pharmaceuticals"/>Management to host conference call on Thursday, July 30, 2026, at 8:00 am EDTFLORHAM PARK, N.J., July 20, 2026 <a href="https://www.globenewswire.com" target="_blank">(GLOBE NEWSWIRE)</a> -- Phathom Pharmaceuticals, Inc. (Nasdaq: PHAT), a biopharmaceutical company focused on commercializing and developing novel treatments for gastrointestinal (GI) diseases, today announced that it will host a live webcast at 8:00 am EDT on Thursday, July 30, 2026, to report its second quarter 2026 financial results and provide a business update. A live webcast and additional information about the presentation can be accessed on the Events &amp; Presentations section of the Phathom website at <a href="https://www.globenewswire.com/Tracker?data=VNyxrjg8jkxg2baq7AtKHpRXvzLeZHjsWmAvKEkfuD7jS6wkSNXkMxJKaD9EhWQ4PO_Wa4hsNpf6ULKxBFmbcH80bCbhgJeb3BD_qGEPZPYqPkpIHUmnqJAY40NMElm_GED8sRd5EFtJDSDadSboi5I0peAVwUqylm72BDanRWtEuX1JvRHNSULhpWeDsFKFTFyV_iRh2I4OnNYHWnKmOe7aQqY4jCmqOjRXClOWYLM=" rel="nofollow" target="_blank" title="">https://investors.phathompharma.com/news-events/events-and-presentations</a>. A recording will be available for 90 days following the conclusion of the call. About Phathom Pharmaceuticals, Inc.  Phathom Pharmaceuticals is a biopharmaceutical company focused on the development and commercialization of novel treatments for gastrointestinal diseases. Phathom has in-licensed the exclusive rights to vonoprazan, a first-in-class potassium-competitive acid blocker (PCAB), for the U.S., Europe and Canada. Phathom currently markets vonoprazan in the United States as VOQUEZNA® (vonoprazan) tablets for the relief of heartburn associated with Non-Erosive GERD in adults, the healing and maintenance of healing of Erosive GERD in adults and relief of associated heartburn, and as part of VOQUEZNA® TRIPLE PAK® (vonoprazan tablets, amoxicillin capsules, clarithromycin tablets) and VOQUEZNA® DUAL PAK® (vonoprazan tablets, amoxicillin capsules) for the treatment of H. pylori infection in adults. For more information about Phathom, visit the company’s website at <a href="https://www.globenewswire.com/Tracker?data=jyI1g5zIz6NmJVVoso928ubyUkxIPLomrKarPFrvy2Zevvn6-sqv70vGO5WYTUT1cvK0x7dfxYCQT6RDJVPF2RrJRPGb31GWu9NdtxZJuG4=" rel="nofollow" target="_blank" title="www.phathompharma.com">www.phathompharma.com</a> and follow on <a href="https://www.globenewswire.com/Tracker?data=RHeqk-kjfl4xBCThh-m-PtSyr-eiwpz4wWOSn1QGac1Mzok9fXkdKwb7cYfTjSlwLJP3QVyw5Ezn_hNfFcASq2jnjuOqb0pQUSG90E6AxI8imKxV0pFNJEA8L5ZKI5en" rel="nofollow" target="_blank" title="LinkedIn">LinkedIn</a> and <a href="https://www.globenewswire.com/Tracker?data=dUnkmU7XQi8ukfoW_PB0_g1Rb2Rd_Lp2uMGV0U0IqkuMzW1w3PdeuZzGcaLul8kpSH98Ki2a0PY7t2al4bWYZA==" rel="nofollow" target="_blank" title="X">X</a>. MEDIA CONTACT Nick Benedetto 1-877-742-8466 <a href="https://www.globenewswire.com/Tracker?data=8yrTUZbadqtAjLXDejKVrb2VzHAC3EknS8xIBZAXHtGe9ApJIX2eC3QRLvUiyEGuC_jl3Bz6egS4p1Ovmy_i_EkT8UGHI16bKIsCYRttO8I=" rel="nofollow" target="_blank" title="media@phathompharma.com">media@phathompharma.com</a> INVESTOR CONTACT Eric Sciorilli 1-877-742-8466 <a href="https://www.globenewswire.com/Tracker?data=V8szCc9s1WyTtIz30TzvS-qBEUxJEQviH7QHm5p8wIUl9Rzcz7ZYjVkApGC7cd3THAek4aOo1Ba2BIk6gpKQI0S_WqA2t6jnYqoRYK4ClcY=" rel="nofollow" target="_blank" title="ir@phathompharma.com">ir@phathompharma.com</a> © 2026 Phathom Pharmaceuticals. All rights reserved. VOQUEZNA, VOQUEZNA DUAL PAK, VOQUEZNA TRIPLE PAK, Phathom Pharmaceuticals, and their respective logos are registered trademarks of Phathom Pharmaceuticals, Inc. <img alt="" src='https://ml.globenewswire.com/media/ZTVkOTA1YWYtMGUzMC00ZDcyLWI3ZTctYzM1NjJkZGIwZWE2LTEyMDExMjUtMjAyNi0wNy0yMC1lbg==/tiny/Phathom-Pharmaceuticals.png' referrerpolicy='no-referrer-when-downgrade' />

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Phathom Pharmaceuticals to Report Second Quarter 2026 Financial Results and Provide Business Update on Thursday, July 30, 2026

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