Pfizer stock slips on ex-dividend day — what to watch ahead of Feb. 3 earnings
Pfizer shares fell 1.9% to $25.62 Friday as the stock went ex-dividend, nearly matching the $0.43 payout. The drop outpaced the health-care sector, with Moderna tumbling over 7% and Merck down 1%. Policy changes under Health Secretary Robert F. Kennedy Jr. have unsettled vaccine makers. Pfizer reports quarterly results and hosts a webcast on Feb. 3.