ARDELYX, INC. — Director's Dealing 2025

May 23, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ARDELYX, INC. (ARDX)
CIK: 0001437402
Period of Report: 2025-05-20

Reporting Person: Foster Eric Duane (Chief Commercial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-05-20	Common Stock	S	2507	$4.0814	Disposed	316806	Direct

Footnotes

F1: Pursuant to an automatic sell-to-cover imposed by the terms of the initial grant of the restricted stock units ("RSUs") awards, the shares were sold upon the vesting of the RSUs solely to cover applicable withholding taxes.

F2: Reflects the adjusted total which includes the purchase of 2,633 shares under the Ardelyx Employee Stock Purchase Plan in February 2025.