Pfizer Inc (PFE) falls 1.95% Posted on May 07, 2021 By News Team Pfizer Inc (NYSE: PFE) shares fell -1.95% to end trading Thursday at $39.19 per share – a net change of $-0.78. Shares traded between $39.23 and $37.96 throughout the day. 54985688 shares of Pfizer Inc exchanged hands.