Form 4 Filing for John L. Jr. Klinck at Cardlytics, Inc.

This Form 4 filing details transactions made by John L. Klinck Jr., a director at Cardlytics, Inc. On May 20, 2026, Mr. Klinck acquired 11,000 shares of Common Stock through the vesting of Restricted Stock Units (RSUs). These RSUs, as per footnote F1, represent a contingent right to receive one share of common stock or its cash equivalent. The RSUs vested in full on the one-year anniversary of the grant date, provided Mr. Klinck remained a director, as noted in footnote F2. Following the vesting, the RSUs were immediately converted to Common Stock. Concurrently, there was a disposition of 11,000 shares of Common Stock, resulting in a net post-transaction share count of 89,593 for Mr. Klinck. The transactions were executed at a price of $0.00 per share, as indicated by footnote F1.