ARDELYX, INC. — Director's Dealing 2021

Oct 30, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ARDELYX, INC. (ARDX)
CIK: 0001437402
Period of Report: 2021-10-08

Reporting Person: Rosenbaum David P. (Chief Development Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-10-08	Common Stock	A	150000	—	Acquired	311804	Direct
2021-10-08	Common Stock	A	60000	—	Acquired	90811	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	77592	Indirect

Footnotes

F1: Restricted stock units ("RSUs"). The Reporting Person is entitled to receive one (1) shares of Common Stock for each one (1) RSU upon the vesting thereof.

F2: Reflects the adjusted total which includes the purchase of 3,000 shares under the Ardelyx Employee Stock Purchase Plan on February 28, 2021.

F3: Reflects the adjusted total which includes the purchase of 1,237 shares under the Ardelyx Employee Stock Purchase Plan on August 31, 2021.

F4: The shares are directly held by the Reporting Person's wife.

F5: The shares are directly held by David Paul Rosenbaum and Susan Edelstein Rosenbaum, Trustees of the David Paul Rosenbaum Family Trust.