The Cardinals signed Lopez to their practice squad Saturday, Darren Urban of the team's official site reports.
Houston waived Lopez (hamstring) from injured reserve with an injury settlement Monday, Field Yates of ESPN reports.
Lopez (hamstring) reverted to IR on Wednesday, per the NFL's transaction log.
Lopez injured his hamstring Saturday, Aaron Wilson of KPRC 2 Houston reports.
Lopez (illness) was activated from the reserve/COVID-19 list Wednesday.
Lopez tested positive for the coronavirus Thursday and will be placed on the Texans' reserve/COVID-19 list, Brooks Kubena of the Houston Chronicle reports.
The Texans selected Lopez in the sixth round of the 2021 NFL Draft, 195th overall.