The Giants signed Heslop on Friday, Dan Salomone of the Giants' official site reports.
Heslop (lower leg) was activated from the reserve/COVID-19 list and shifted back to injured reserve Wednesday, Bob Condotta of The Seattle Times reports.
Heslop (lower leg) was shifted to the reserve/COVID-19 list from IR on Tuesday, John Boyle of the Seahawks' official site reports, as a result of testing positive for the virus, according to Ian Rapoport of NFL Network.
Heslop (lower leg) was placed on injured reserve Wednesday, John Boyle of the Seahawks' official site reports.
Heslop (lower leg) underwent successful surgery according to head coach Peter Carroll, Curtis Crabtree of Sports Radio 950 KJR Seattle reports.
Coach Pete Carroll said Heslop suffered a knee injury during Sunday's win over the Texans that may require surgery, Michael-Shawn Dugar of The Athletic reports.