ARDELYX, INC. — Form 10-Q

Laura A. Williams, M.D., M.P.H., Chief Patient Officer at Ardelyx, notified the company of her intent to retire effective September 1, 2026. Under the Transition and Separation Agreement dated June 9, 2026, Williams will receive 12 months of continued base salary, prorated 2026 bonus at target, equity acceleration for 12 months of additional vesting, 18 months of COBRA healthcare subsidies, and other standard severance benefits. She remains employed through the planned retirement date (or earlier if a change-in-control occurs and closes before that date), and must execute a general release of claims to receive severance.