The Marlins 40-man roster is currently at 40 players.
MLB Active Roster
Injured List (9): Jesús Aguilar (10-day), Brian Anderson (10-day), Jon Berti (7-day), Jeff Brigham (60-day), Garrett Cooper (60-day), José Devers (60-day), Jorge Guzman (60-day), Pablo López (10-day), Cody Poteet (60-day)
Triple-A Roster (Jacksonville Jumbo Shrimp)
Injured List (6): Brett Eibner (60-day), Jordan Holloway+ (7-day), Luis Marté (60-day), Brian McKenna (60-day), Mason Melotakis (7-day), Sixto Sánchez+ (7-day)
Players with prior MLB regular season experience
+40-man roster
Double-A Roster (Pensacola Blue Wahoos)
Injured List (7): Tanner Andrews (7-day), Jake Eder (7-day), Jerar Encarnacíon+ (7-day), Alexander Guillen (7-day), Bubba Hollins (7-day), Zack Kone (7-day), José Mesa Jr.