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ARDX Deadline Alert: SueWallSt Reminds Ardelyx, Inc. (ARDX) Investors of Securities Class Action Deadline on November 16, 2026

$ARDXPress releaseOct 1, 2026, 10:11 AM ETRead the release

A securities class action is pending against Ardelyx on behalf of shareholders who purchased between January 13, 2025 and August 6, 2026; the lead plaintiff deadline is November 16, 2026. The complaint alleges Ardelyx reaffirmed a $1.75 billion combined peak sales framework for IBSRELA and XPHOZAH while payer prior-authorization and step-edit barriers allegedly slowed new-patient starts. The alleged corrective disclosure came on August 6, 2026, when Ardelyx cut FY2026 IBSRELA guidance and withdrew long-term XPHOZAH guidance; the stock fell about 18% the next day, from $4.87 to $4.00.

Key figures

Stock decline
$0.87 (from $4.87 to $4.00)
Stock drop pct
approximately 18%
Class period end
2026-08-06
Class period start
2025-01-13
Lead plaintiff deadline
2026-11-16

AI analysis

Red flags2 · Pro

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AI-generated analysis of a public disclosure. Not investment advice; verify against the original document.