The Texans and Schultz agreed to terms on a three-year, $36 million contract extension on Tuesday, Ian Rapoport of NFL Network reports.
Schultz caught five of seven targets for 42 yards in Saturday's 23-19 win over Indianapolis in Week 18.
Schultz caught eight of 11 targets for 61 yards in Sunday's 36-22 loss to the Browns.
Schultz recorded four receptions on five targets for 58 yards in Sunday's 19-16 win over the Titans.
Schultz (hamstring) practiced fully Wednesday.
Schultz (hamstring) returned to practice Wednesday, DJ Bien-Aime of ESPN.com reports.
Schultz (hamstring) has been ruled out for Sunday's game against the Jets.
Schultz (hamstring) wasn't spotted at practice Friday, Aaron Wilson of KPRC 2 Houston reports.
Schultz (hamstring) didn't practice Thursday.
Schultz (hamstring) wasn't spotted during the initial portion of practice Thursday, Jonathan M. Alexander of the Houston Chronicle reports.