费哲金融服务（FISERV）盘前跌幅扩大至35%

Core Viewpoint - FISERV's stock price dropped by 35% in pre-market trading following a significant downward revision of its full-year adjusted earnings per share (EPS) forecast from a range of $10.15 to $10.30 to a new range of $8.50 to $8.60 [1] Summary by Category - Company Performance - FISERV's adjusted EPS forecast for the year has been revised downwards to $8.50 to $8.60 from the previous estimate of $10.15 to $10.30, indicating a substantial decrease in expected profitability [1]