{"success":true,"data":{"pressRelease":{"id":"152470","rtpr_id":"nGNX44KlHF-20260924","ticker":"ARDX","exchange":"NASDAQ","all_tickers":["ARDX"],"title":"Portnoy Law Firm Announces Class Action on Behalf of Ardelyx, Inc. Investors","author":"Globe Newswire","published_at":"2026-09-24T17:10:03.107Z","article_body":"LOS ANGELES, Sept. 24, 2026 (GLOBE NEWSWIRE) -- The Portnoy Law Firm\n(https://www.globenewswire.com/Tracker?data=HhlVJQCHa--TawRbslBxqGt5qmQLZq9Em5vXVeYrSAC-CykmrrvkNd9Z7KTc1G2i7YimEJUr-evC8--X_4wDC0tD3REwWx3N1sPKdUrOWrC1SP7V6FS18i5945HcfZFf)\nadvises Ardelyx, Inc., (“Ardelyx” or the \"Company\") (NASDAQ: ARDX)\ninvestors of a class action on behalf of investors that bought securities\nbetween January 13, 2025 and August 6, 2026, inclusive (the “Class\nPeriod”). Ardelyx investors have until November 16, 2026 to file a lead\nplaintiff motion.\n\nInvestors are encouraged to contact attorney Lesley F. Portnoy\n(https://www.globenewswire.com/Tracker?data=xhrm_01nopWEcc5kkNwFEKB73ZWxor0TkTc_QWEK7dWbephWRCgZ48emL0_oCgJPpBywoBaHkIOMK0DXNpWTfLqCqbs7kVu5Uq_D1ZylVOk=), by\nphone 310-692-8883 or email\n(https://www.globenewswire.com/Tracker?data=0mCbMIEzd5sfxuQ5auSSOc6LqrJLU_6Qogy3JchKVc7B9H_DIKS65t3HcrIKymKr5b9F79OPWxESqjfDxU8VzRCCWNCfZIPeNU0qcFvn9i8=):\nlesley@portnoylaw.com, to discuss their legal rights, or join the case via\nhttps://portnoylaw.com/ardelyx-inc. The Portnoy Law Firm can provide a\ncomplimentary case evaluation and discuss investors’ options for pursuing\nclaims to recover their losses.\n\nIn addition to claims under Section 10(b) of the Exchange Act and Rule 10b-5,\nthe complaint asserts Section 20(a) control person liability against all four\nexecutive defendants. For investors, this mechanism establishes direct\naccountability: because these officers allegedly exercised authority over the\nmisleading representations, they can be held individually liable for\nshareholder losses rather than hiding behind the corporate entity.\n\nThe complaint details several bases for control person liability, asserting\nthat the defendants had:\n* Direct oversight over the reaffirmed long-term sales projections exceeding\n$1 billion for IBSRELA and $750 million for XPHOZAH.\n\n\n* Management responsibility for the commercial access strategy, including the\nArdelyxAssist patient services initiative and the expanded team of field\naccess managers.\n\n\n* Executed Sarbanes-Oxley Section 302 and Section 906 certifications as Chief\nExecutive Officer and Chief Financial Officer, verifying the accuracy of the\ncompany's SEC filings.\n\n\n* Direct access to non-public material facts regarding heightened prior\nauthorization demands and step-edit restrictions that hindered new patient\nadoption.\n\n\n* The authority and opportunity to prevent the publication of the false\nstatements or to issue corrective disclosures prior to their release.\n\n\n* Oversight during a Chief Financial Officer transition on November 4, 2025,\nwhich split SOX certification obligations between two different financial\nexecutives during the Class Period.\nFinally, the suit asserts that the contested disclosures represent\ngroup-published information stemming from the shared actions of the executive\ndefendants, and that their collective knowledge is attributable to Ardelyx\nunder legal agency doctrine.\n\nThe Portnoy Law Firm represents investors in pursuing claims caused by\ncorporate wrongdoing. The Firm’s founding partner has recovered over $5.5\nbillion for aggrieved investors. Attorney advertising. Prior results do not\nguarantee similar outcomes.\n\nLesley F. Portnoy, Esq.\nAdmitted CA, NY and TX Bar\nlesley@portnoylaw.com\n310-692-8883\nwww.portnoylaw.com\n\nAttorney Advertising\n\n(https://www.globenewswire.com/NewsRoom/AttachmentNg/ea0dd9c0-6e41-4d5a-ad27-b277677af6df)\n\n\n\nGlobeNewswire, Inc. 2026","article_body_html":"","raw_payload":{"data":{"id":"nGNX44KlHF-20260924","title":"Portnoy Law Firm Announces Class Action on Behalf of Ardelyx, Inc. Investors","author":"Globe Newswire","ticker":"ARDX","created":"2026-09-24T17:10:03.107Z","tickers":["ARDX"],"exchange":"NASDAQ","article_body":"LOS ANGELES, Sept. 24, 2026 (GLOBE NEWSWIRE) -- The Portnoy Law Firm\n(https://www.globenewswire.com/Tracker?data=HhlVJQCHa--TawRbslBxqGt5qmQLZq9Em5vXVeYrSAC-CykmrrvkNd9Z7KTc1G2i7YimEJUr-evC8--X_4wDC0tD3REwWx3N1sPKdUrOWrC1SP7V6FS18i5945HcfZFf)\nadvises Ardelyx, Inc., (“Ardelyx” or the \"Company\") (NASDAQ: ARDX)\ninvestors of a class action on behalf of investors that bought securities\nbetween January 13, 2025 and August 6, 2026, inclusive (the “Class\nPeriod”). Ardelyx investors have until November 16, 2026 to file a lead\nplaintiff motion.\n\nInvestors are encouraged to contact attorney Lesley F. Portnoy\n(https://www.globenewswire.com/Tracker?data=xhrm_01nopWEcc5kkNwFEKB73ZWxor0TkTc_QWEK7dWbephWRCgZ48emL0_oCgJPpBywoBaHkIOMK0DXNpWTfLqCqbs7kVu5Uq_D1ZylVOk=), by\nphone 310-692-8883 or email\n(https://www.globenewswire.com/Tracker?data=0mCbMIEzd5sfxuQ5auSSOc6LqrJLU_6Qogy3JchKVc7B9H_DIKS65t3HcrIKymKr5b9F79OPWxESqjfDxU8VzRCCWNCfZIPeNU0qcFvn9i8=):\nlesley@portnoylaw.com, to discuss their legal rights, or join the case via\nhttps://portnoylaw.com/ardelyx-inc. The Portnoy Law Firm can provide a\ncomplimentary case evaluation and discuss investors’ options for pursuing\nclaims to recover their losses.\n\nIn addition to claims under Section 10(b) of the Exchange Act and Rule 10b-5,\nthe complaint asserts Section 20(a) control person liability against all four\nexecutive defendants. For investors, this mechanism establishes direct\naccountability: because these officers allegedly exercised authority over the\nmisleading representations, they can be held individually liable for\nshareholder losses rather than hiding behind the corporate entity.\n\nThe complaint details several bases for control person liability, asserting\nthat the defendants had:\n* Direct oversight over the reaffirmed long-term sales projections exceeding\n$1 billion for IBSRELA and $750 million for XPHOZAH.\n\n\n* Management responsibility for the commercial access strategy, including the\nArdelyxAssist patient services initiative and the expanded team of field\naccess managers.\n\n\n* Executed Sarbanes-Oxley Section 302 and Section 906 certifications as Chief\nExecutive Officer and Chief Financial Officer, verifying the accuracy of the\ncompany's SEC filings.\n\n\n* Direct access to non-public material facts regarding heightened prior\nauthorization demands and step-edit restrictions that hindered new patient\nadoption.\n\n\n* The authority and opportunity to prevent the publication of the false\nstatements or to issue corrective disclosures prior to their release.\n\n\n* Oversight during a Chief Financial Officer transition on November 4, 2025,\nwhich split SOX certification obligations between two different financial\nexecutives during the Class Period.\nFinally, the suit asserts that the contested disclosures represent\ngroup-published information stemming from the shared actions of the executive\ndefendants, and that their collective knowledge is attributable to Ardelyx\nunder legal agency doctrine.\n\nThe Portnoy Law Firm represents investors in pursuing claims caused by\ncorporate wrongdoing. The Firm’s founding partner has recovered over $5.5\nbillion for aggrieved investors. Attorney advertising. Prior results do not\nguarantee similar outcomes.\n\nLesley F. Portnoy, Esq.\nAdmitted CA, NY and TX Bar\nlesley@portnoylaw.com\n310-692-8883\nwww.portnoylaw.com\n\nAttorney Advertising\n\n(https://www.globenewswire.com/NewsRoom/AttachmentNg/ea0dd9c0-6e41-4d5a-ad27-b277677af6df)\n\n\n\nGlobeNewswire, Inc. 2026"},"type":"article","timestamp":"2026-09-24T17:10:03.155188206Z","server_sent_at_ms":1790269803155},"received_at":"2026-09-24T17:10:03.206Z","source_url":null},"analysis":{"id":"141272","press_release_id":"152470","analysis_json":{"industry":{"label":"Pharmaceuticals, Biotechnology & Life Sciences","sector":"Health Care"},"redFlags":["unsealed securities class action alleging misleading sales guidance from executive team","CFO transition during class period split SOX certification responsibilities"],"eventType":"legal_litigation","narrative":"The Portnoy Law Firm announced a securities class action against Ardelyx covering investors who bought shares between January 13, 2025 and August 6, 2026, with a lead plaintiff deadline of November 16, 2026.\n\nThe complaint alleges Section 10(b)/10b-5 claims plus Section 20(a) control-person liability against four executives, citing reaffirmed projections of over $1 billion for IBSRELA and $750 million for XPHOZAH despite allegedly undisclosed prior-authorization and step-edit hurdles.\n\nThis is a law-firm solicitation release, not a new issuer disclosure; treat as low-signal noise for the ticker.","sentiment":"neutral","agentHooks":{"shouldPost":false,"suggestedAngle":"Plaintiff-firm class action solicitation -- suppress."},"keyFigures":{"customDimensions":{"class_period":"January 13, 2025 - August 6, 2026","lead_plaintiff_deadline":"November 16, 2026"}},"namedEntities":{"people":[{"name":"Lesley F. Portnoy","role":"founding partner, Portnoy Law Firm"}],"products":["IBSRELA","XPHOZAH","ArdelyxAssist"],"companies":[{"name":"Ardelyx, Inc.","ticker":"ARDX","relationship":"issuer/target of class action"},{"name":"Portnoy Law Firm","relationship":"plaintiff law firm"}],"dollarAmounts":[{"amount":"$1 billion","context":"allegedly reaffirmed long-term sales projection for IBSRELA"},{"amount":"$750 million","context":"allegedly reaffirmed long-term sales projection for XPHOZAH"},{"amount":"$5.5 billion","context":"recoveries claimed by firm's founding partner (attorney advertising)"}]},"materialImpact":{"score":1,"reasoning":"Plaintiff law-firm solicitation by Portnoy Law Firm announcing a class action and lead-plaintiff deadline. No court certification or settlement; no new issuer disclosure, though the underlying allegations touch on executive liability."},"tickerRelevance":{"others":[],"primary":"ARDX"},"globalImportance":15,"audienceRelevance":12,"eventTypeSecondary":[],"importanceComponents":{"tickerTier":"small-cap","eventGravity":"law-firm-solicitation","issuerAuthored":false}},"event_type":"legal_litigation","event_type_secondary":null,"sentiment":"neutral","material_impact_score":1,"narrative":"The Portnoy Law Firm announced a securities class action against Ardelyx covering investors who bought shares between January 13, 2025 and August 6, 2026, with a lead plaintiff deadline of November 16, 2026.\n\nThe complaint alleges Section 10(b)/10b-5 claims plus Section 20(a) control-person liability against four executives, citing reaffirmed projections of over $1 billion for IBSRELA and $750 million for XPHOZAH despite allegedly undisclosed prior-authorization and step-edit hurdles.\n\nThis is a law-firm solicitation release, not a new issuer disclosure; treat as low-signal noise for the ticker.","key_figures":{"customDimensions":{"class_period":"January 13, 2025 - August 6, 2026","lead_plaintiff_deadline":"November 16, 2026"}},"named_entities":{"people":[{"name":"Lesley F. Portnoy","role":"founding partner, Portnoy Law Firm"}],"products":["IBSRELA","XPHOZAH","ArdelyxAssist"],"companies":[{"name":"Ardelyx, Inc.","ticker":"ARDX","relationship":"issuer/target of class action"},{"name":"Portnoy Law Firm","relationship":"plaintiff law firm"}],"dollarAmounts":[{"amount":"$1 billion","context":"allegedly reaffirmed long-term sales projection for IBSRELA"},{"amount":"$750 million","context":"allegedly reaffirmed long-term sales projection for XPHOZAH"},{"amount":"$5.5 billion","context":"recoveries claimed by firm's founding partner (attorney advertising)"}]},"model_name":"glm-5.3-flashx","prompt_hash":"sha256:727b4b9429a443af","schema_hash":"sha256:05005c02d9cffac9","created_at":"2026-09-24T17:10:08.761Z","global_importance":15,"audience_relevance":12,"importance_components":{"tickerTier":"small-cap","eventGravity":"law-firm-solicitation","issuerAuthored":false}},"durationMs":5523,"modelName":"glm-5.3-flashx"}}