FISV Heads For Worst Month Since October 2025 As Jana Reportedly Pushes Fiserv To Deepen Cost Cuts, Tap Palantir

Shares of Fiserv Inc. (FISV) are down more than 13% so far in September, its worst monthly decline since October 2025, as the company struggles with reduced financial forecasts, contracting profit margins, and major leadership shake-ups.Meanwhile, activist investor Jana Partners is reportedly urgin…