Unisys Corp (UIS) falls 0.67% Posted on May 21, 2021 By News Team Unisys Corp (NYSE: UIS) shares fell -0.67% to end trading Thursday at $23.85 per share – a net change of $-0.16. Shares traded between $24.28 and $23.77 throughout the day. 404721 shares of Unisys Corp exchanged hands.