Wilde has been loaned to Vasterviks IK of Sweden's HockeyAllsvenskan league.
Wilde was promoted from AHL Bridgeport on Tuesday, per CapFriendly.
Wide was reassigned by the Islanders from AHL Bridgeport to OHL Saginaw on Monday.
The Islanders loaned Wilde (ankle) to AHL Bridgeport on Thursday, freelance hockey writer Mark Divver reports.
Wilde (ankle) has been unable to skate with any consistency during training camp due to his ankle problem, Arthur Staple of The Athletic reports.
Wilde is currently wearing a walking boot due to a sprained ankle, Andrew Gross of Newsday reports.
Wilde has points in 13 of his last 15 games for OHL Saginaw.
Wilde agreed to terms on a three-year, entry-level contract with the Islanders on Monday, Brian Compton of NHL.com reports.