The Panthers released Hollister on Tuesday, Mike Kaye of The Charlotte Observer reports.
Hollister and the Panthers agreed on a contract Sunday, David Newton of ESPN.com reports.
The Raiders released Hollister (undisclosed) with an injury settlement Wednesday, Tom Pelissero of NFL Network reports.
The Raiders placed Hollister (undisclosed) on injured reserve Sunday, Aaron Wilson of KPRC 2 Houston reports.
The Seahawks signed Hollister to their practice squad Wednesday, John Boyle of the team's official site reports.
Las Vegas released Hollister on Saturday.
The Raiders signed Hollister off the Vikings' practice squad Friday.
Hollister reverted to the Vikings' practice squad Monday, per the NFL's transaction log.
Minnesota elevated Hollister from the practice squad to its active roster Saturday ahead of Sunday's game at the Dolphins.
Hollister (undisclosed) signed with the Vikings' practice squad Tuesday.