Fiserv CEO Panagiotis Georgakopoulos Receives Restricted Stock Units

This Form 4 filing reports that Panagiotis Georgakopoulos, Chief Executive Officer of Fiserv Inc, acquired 50,094 restricted stock units on June 15, 2026. The transaction was an award of equity compensation with a price of $0 per share. Following this acquisition, Georgakopoulos holds 303,868 shares of Fiserv common stock. The restricted stock units vest in three equal installments, with one-third vesting on each anniversary of the grant date. This filing represents a routine equity compensation award to the company's CEO as part of his executive compensation package. The filing was signed by attorney-in-fact Eric C. Nelson on June 16, 2026.