Markstrom went 2-4-1 in seven NHL games last season with a 2.66 goals-against average and a save percentage of .923. In 32 games with San Antonio he went 17-12-1 with a 2.32 GAA and .927 save percentage.
Also sent to the AHL were forwards Jonathan Hazen, Quinton Howden, Mattias Lindstrom, Anthony Luciani, John McFarland, Jon Rheault, Eric Selleck, Drew Shore, Scott Timmins and Garrett Wilson; defensemen Jason DeSantis, Josh McFadden, Alex Petrovic and Colby Robak; as well as goalies Brian Foster and Michael Houser.
In addition, the Panthers sent 2011 first-round pick Jonathan Huberdeau back to his junior team, the Saint John Sea Dogs of the Quebec Major Junior Hockey League. Taken with the third pick of the 2011 NHL Draft, Huberdeau has 73 goals and 177 points in 104 games the past two seasons with Saint John.
Vincent Trocheck, a 2011 third-round pick, also was returned to his junior team, the Saginaw Spirit of the Ontario Hockey League.