NEW YORK, Dec. 30, 2025 (GLOBE NEWSWIRE) -- Kirby McInerney LLP reminds Fiserv, Inc. (“Fiserv” or the “Company”) (NYSE: FI) investors of the January 5, 2026 deadline to seek the role of lead plaintiff in a pending federal securities class action. If you purchased or otherwise acquired Fiserv securities, have information, or would like to learn more, please contact Lauren Molinaro of Kirby McInerney LLP by email at investigations@kmllp.com, or fill out the form below, to discuss your rights or interests. [CO ...