Ardelyx CHRO James Parker Brady Sells 1,846 Shares at $6.2675 via Tax Withholding

James Parker Brady, Chief Human Resources Officer of Ardelyx, Inc., sold 1,846 shares of common stock on May 21, 2026, at a price of $6.2675 per share. The transaction was an automatic sell-to-cover arrangement triggered by the vesting of restricted stock units (RSUs), with the proceeds used solely to cover applicable withholding taxes. Following this transaction, Brady retains ownership of 261,066 shares of Ardelyx common stock. The filing represents a routine Form 4 disclosure required for insider transactions, specifically documenting the tax-related sale of shares upon RSU vesting. The transaction was filed on May 22, 2026, and signed by Michael Raab as attorney-in-fact for James Parker Brady.