Bragar Eagel & Squire, P.C., a nationally recognized stockholder rights law firm, is investigating potential claims against Phathom Pharmaceuticals, Inc. (“Phathom” or the “Company”) (NASDAQ: PHAT) on behalf of Phathom stockholders. Our investigation concerns whether Phathom has violated the federal securities laws and/or engaged in other unlawful business practices.

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On August 2, 2022, before market hours, Phathom issued a press release entitled “Phathom Pharmaceuticals Reports Second Quarter 2022 Financial Results and Provides Business Updates” which announced that “we detected trace levels of a nitrosamine in vonoprazan drug product in our post-approval testing as we prepared for commercial launch.” Further, the press release announced that “[t]he Company is working with the FDA and plans to obtain approval of and implement an additional test method, specification, including a proposed acceptable intake limit, and additional controls to address this impurity prior to releasing our first vonoprazan-based products to the market.” Finally, the Company announced that “[t]hese additional activities will result in a delay of the planned VOQUEZNA DUAL PAK and VOQUEZNA TRIPLE PAK product launches.”

On this news, Phathom’s stock price fell $2.61 per share, or 28%, to close at $6.46 per share on August 2, 2022.

If you purchased or otherwise acquired Phathom shares and suffered a loss, are a long-term stockholder, have information, would like to learn more about these claims, or have any questions concerning this announcement or your rights or interests with respect to these matters, please contact Brandon Walker or Melissa Fortunato by email at investigations@bespc.com, by telephone at (212) 355-4648, or by filling out this contact form. There is no cost or obligation to you.

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Bragar Eagel & Squire, P.C. is a nationally recognized law firm with offices in New York and California. The firm represents individual and institutional investors in commercial, securities, derivative, and other complex litigation in state and federal courts across the country. For more information about the firm, please visit www.bespc.com. Attorney advertising. Prior results do not guarantee similar outcomes.

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