| Steven Wright | RP | 30.350 | Boston Red Sox | Boston Red Sox (MLB) | DL-7 concussion |
| Garin Cecchini | 3B | 24.117 | Boston Red Sox | Boston Red Sox (MLB) | Recalled from Pawtucket (AAA) |
| Chris Capuano | RP | 35.362 | New York Yankees | New York Yankees (MLB) | Designated for Assignment |
| Caleb Cotham | RP | 27.283 | New York Yankees | New York Yankees (MLB) | Recalled from Scranton/Wilkes-Barre (AAA) |
| Tyler Duffey | SP | 24.231 | Minnesota Twins | Minnesota Twins (MLB) | Recalled from Rochester (AAA) |
| Danny Farquhar | RP | 28.179 | Seattle Mariners | Seattle Mariners (MLB) | Recalled from Tacoma (AAA) |
| Josh Tomlin | P | 30.300 | Cleveland Indians | Cleveland Indians (MLB) | Recalled from Columbus (AAA) |
| Shawn Armstrong | RP | 24.338 | Cleveland Indians | Columbus (AAA) | Assigned to Columbus (AAA) |
| Carlos Frias | SP | 25.275 | Los Angeles Dodgers | Oklahoma City (AAA) | Transferred to 60-day DL |
| Juan Nicasio | RP | 28.349 | Los Angeles Dodgers | Los Angeles Dodgers (MLB) | DL-15 Left abdominal strain |
| Chris Hatcher | RP | 30.215 | Los Angeles Dodgers | Los Angeles Dodgers (MLB) | Activated from DL |
| Trevor Cahill | SP-RP | 27.167 | | | Granted free agency |
| Cory Spangenberg | 2B | 24.152 | San Diego Padres | San Diego Padres (MLB) | Activated from DL |
| Mike Blazek | RP | 26.152 | Milwaukee Brewers | Nashville (AAA) | DL-15 Fractured right hand |
| Mayckol Guaipe | RP | 25.004 | Seattle Mariners | Tacoma (AAA) | Assigned to Tacoma (AAA) |
| Brad Mills | SP | 30.163 | Oakland Athletics | Oakland Athletics (MLB) | Contract purchased from minors |
| Taylor Thompson | P | 28.058 | Oakland Athletics | Nashville (AAA) | Designated for Assignment |
| Jose Valverde | RP | 37.144 | | | Suspended 80 games for violating MLB drug program. |
| Emilio Bonifacio | DH | 30.114 | Chicago White Sox | Chicago White Sox (MLB) | Activated from DL |
| Blaine Boyer | RP | 34.035 | Minnesota Twins | Minnesota Twins (MLB) | DL-15 Right elbow inflammation |
| Mike Tonkin | RP | 25.269 | Minnesota Twins | Minnesota Twins (MLB) | Recalled from Rochester (AAA) |
| Miguel Cabrera | 1B | 32.119 | Detroit Tigers | Detroit Tigers (MLB) | Activated from DL |
| Edwin Jackson | RP | 31.341 | Atlanta Braves | Atlanta Braves (MLB) | Signed to 1-year contract for 2015-2015 ($0m) |
| Dan Burawa | RP | 26.228 | Atlanta Braves | Atlanta Braves (MLB) | Claimed off waivers from Yankees by Braves |
| Desmond Jennings | LF | 28.289 | Tampa Bay Rays | Tampa Bay Rays (MLB) | Activated from DL |
| Joba Chamberlain | RP | 29.326 | | | Released by Blue Jays |
| Kyle Ryan | SP | 23.325 | Detroit Tigers | Toledo (AAA) | Assigned to Toledo (AAA) |
| David Lough | LF | 29.207 | Baltimore Orioles | Baltimore Orioles (MLB) | Designated for Assignment |
| Steve Clevenger | DH | 29.132 | Baltimore Orioles | Baltimore Orioles (MLB) | Recalled from Norfolk (AAA) |
| David Goforth | RP | 26.308 | Milwaukee Brewers | Milwaukee Brewers (MLB) | Recalled from Colorado Springs (AAA) |
| Gonzalez Germen | RP | 27.327 | Colorado Rockies | Colorado Rockies (MLB) | Recalled from Albuquerque (AAA) |
| Boone Logan | RP | 31.002 | Colorado Rockies | Colorado Rockies (MLB) | DL-15 Left elbow inflammation |
| Ken Roberts | P | 27.159 | Colorado Rockies | Colorado Rockies (MLB) | Recalled from Albuquerque (AAA) |
| Trey Amburgey | of | 20.295 | New York Yankees | Staten Island (A-) | Assigned to Staten Island (A-) |
| Trevor Belicek | p | 22.248 | Atlanta Braves | Rome (A) | Assigned to Rome (A) |
| Brock Bond | 2B | 29.338 | Colorado Rockies | Albuquerque (AAA) | Activated from disabled list |
| Aaron Brooks | SP | 25.110 | Oakland Athletics | Nashville (AAA) | Assigned to Nashville (AAA) |
| Alberto Cabrera | RP | 26.294 | Detroit Tigers | Erie (AA) | Assigned to Erie (AA) |
| Diego Cedeno | | 23.088 | Texas Rangers | Round Rock (AAA) | Assigned to Round Rock (AAA) |
| Zach Cooper | P | 25.221 | Milwaukee Brewers | Wisconsin (A) | Activated from disabled list |
| Jose Diaz | p | 22.100 | Miami Marlins | Jupiter (A+) | Assigned to Jupiter (A+) |
| Robinzon Diaz | C | 31.331 | Milwaukee Brewers | Colorado Springs (AAA) | Assigned to Colorado Springs (AAA) |
| Brandon Dixon | IF | 23.199 | Los Angeles Dodgers | Tulsa (AA) | Assigned to Tulsa (AA) |
| Ryan Doran | P | 25.010 | Arizona Diamondbacks | Mobile (AA) | Assigned to Mobile (AA) |
| Kelvin Estevez | OF | 19.272 | Atlanta Braves | Gulf Coast Braves (Rk) | Assigned to Gulf Coast Braves (Rk) |
| Jeff Ferrell | RP | 24.265 | Detroit Tigers | Toledo (AAA) | Activated from disabled list |
| Brian Fletcher | LF | 26.293 | Chicago White Sox | Birmingham (AA) | Activated from disabled list |
| Jim Fuller | P | 28.075 | Oakland Athletics | Nashville (AAA) | Activated from disabled list |
| Marty Gantt | OF-P | 25.185 | Tampa Bay Rays | Charlotte (A+) | Assigned to Charlotte (A+) |
| Anthony Giansanti | RF | 26.321 | Chicago Cubs | Tennessee (AA) | Activated from disabled list |
| Brandon Gildea | C | 23.008 | Los Angeles Angels | Orem (Rk) | Assigned to Orem (Rk) |
| Severino Gonzalez | SP | 22.321 | Philadelphia Phillies | Lehigh Valley (AAA) | Activated from disabled list |
| Ryan Hafner | P | 23.267 | Miami Marlins | Batavia (A-) | Assigned to Batavia (A-) |
| Justin Hancock | P | 24.291 | San Diego Padres | El Paso (AAA) | Assigned to El Paso (AAA) |
| Taylor Hill | RP | 26.156 | Washington Nationals | Syracuse (AAA) | Activated from disabled list |
| David Hurlbut | P | 25.264 | Minnesota Twins | Rochester (AAA) | Assigned to Rochester (AAA) |
| Dylan James | p | 23.049 | Houston Astros | Greeneville (Rk) | Assigned to Greeneville (Rk) |
| Tom Jameson | P | 24.011 | Arizona Diamondbacks | Visalia (A+) | Assigned to Visalia (A+) |
| Brandon Kintzler | RP | 31.014 | Milwaukee Brewers | Colorado Springs (AAA) | Assigned to Colorado Springs (AAA) |
| Brad Kuntz | p | 22.321 | Milwaukee Brewers | Helena (Rk) | Assigned to Helena (Rk) |
| Junior Lake | LF | 25.141 | Baltimore Orioles | Norfolk (AAA) | Assigned to Norfolk (AAA) |
| Lucas Luetge | RP | 28.172 | Seattle Mariners | Arizona Mariners (Rk) | Activated from disabled list |
| Troy Marks | P | 25.227 | Arizona Diamondbacks | Visalia (A+) | Assigned to Visalia (A+) |
| Chris Marrero | 1b | 27.044 | Boston Red Sox | Pawtucket (AAA) | Signed to Minor League Contract |
| Daniel Mayora | 3B | 30.019 | Los Angeles Dodgers | Arizona Dodgers (Rk) | Activated from disabled list |
| Mike McCarthy | P | 27.271 | Boston Red Sox | Pawtucket (AAA) | Assigned to Pawtucket (AAA) |
| Natanael Mejia | C | 23.036 | Milwaukee Brewers | Wisconsin (A) | Activated from disabled list |
| Keynan Middleton | P | 21.337 | Los Angeles Angels | Burlington (A) | Activated from disabled list |
| Alec Mills | P | 23.259 | Kansas City Royals | Wilmington (A+) | Activated from disabled list |
| Franklin Navarro | C | 20.302 | Detroit Tigers | Connecticut (A-) | Assigned to Connecticut (A-) |
| Sean Nolin | SP | 25.232 | Oakland Athletics | Nashville (AAA) | Activated from disabled list |
| Jensen Park | of | 22.248 | Colorado Rockies | Boise (A-) | Assigned to Boise (A-) |
| Jordan Paroubeck | CF | 20.286 | Los Angeles Dodgers | Ogden (Rk) | Assigned to Ogden (Rk) |
| Jimy Perez | 3b | 21.184 | Los Angeles Dodgers | Ogden (Rk) | Assigned to Ogden (Rk) |
| Rossmel Perez | C | 25.354 | Baltimore Orioles | Norfolk (AAA) | Assigned to Norfolk (AAA) |
| Ramon Ramirez | 2b | 23.170 | Baltimore Orioles | Frederick (A+) | Assigned to Frederick (A+) |
| Brian Reyes | C | 20.048 | New York Yankees | Gulf Coast Yankees 2 (Rk) | Assigned to Gulf Coast Yankees 2 (Rk) |
| Jose Santos | p | 23.160 | Los Angeles Dodgers | Ogden (Rk) | Assigned to Ogden (Rk) |
| A.J. Schugel | P | 26.049 | Arizona Diamondbacks | Reno (AAA) | Activated from disabled list |
| Ryan Scott | C | 20.189 | Los Angeles Dodgers | Arizona Dodgers (Rk) | Assigned to Arizona Dodgers (Rk) |
| K.C. Serna | 3B | 25.304 | Philadelphia Phillies | Reading (AA) | Assigned to Reading (AA) |
| Johnny Shuttlesworth | P | 25.319 | Arizona Diamondbacks | Mobile (AA) | Assigned to Mobile (AA) |
| Louis Silverio | OF | 21.243 | Chicago White Sox | Great Falls (Rk) | Assigned to Great Falls (Rk) |
| Chad Sobotka | P | 22.036 | Atlanta Braves | Gulf Coast Braves (Rk) | Activated from disabled list |
| Robert Stock | C | 25.267 | Pittsburgh Pirates | Altoona (AA) | Assigned to Altoona (AA) |
| Everett Teaford | RP | 31.092 | Tampa Bay Rays | Hudson Valley (A-) | Assigned to Hudson Valley (A-) |
| Ronald Torreyes | 2B | 22.347 | Los Angeles Dodgers | Tulsa (AA) | Assigned to Tulsa (AA) |
| Ramon Troncoso | RP | 32.180 | Los Angeles Dodgers | Oklahoma City (AAA) | Activated from disabled list |
| Luis Villegas | C | 22.256 | Kansas City Royals | Burlington (Rk) | Assigned to Burlington (Rk) |
| Dan Vogelbach | 1B | 22.241 | Chicago Cubs | Arizona Cubs (Rk) | Reinstated to active roster |
| Zach Walters | SS | 25.344 | Cleveland Indians | Columbus (AAA) | Assigned to Columbus (AAA) |
| Brian Johnson | P | 24.251 | Boston Red Sox | Pawtucket (AAA) | DL-7 Injured |
| Chris McGuiness | 1b | 27.126 | | | Released by Phillies |
| Jeff Bianchi | SS | 28.314 | Boston Red Sox | Pawtucket (AAA) | DL-7 Injured |
| Joel De La Cruz | P | 26.067 | New York Yankees | Scranton/Wilkes-Barre (AAA) | DL-7 Injured |
| Matt Stites | RP | 25.079 | Arizona Diamondbacks | Reno (AAA) | DL-7 Injured |
| Hector Hernandez | P | 24.176 | Arizona Diamondbacks | Kane County (A) | DL-7 Injured |
| Jarret Martin | P | 26.001 | Milwaukee Brewers | Wisconsin (A) | DL-7 Injured |
| Matt Shelton | P | 26.258 | Los Angeles Dodgers | Rancho Cucamonga (A+) | DL-7 Injured |
| Andrew Longley | C | 26.314 | Detroit Tigers | Lakeland (A+) | Placed on temporary inactive list |
| Teodoro Martinez | CF-LF | 23.152 | New York Yankees | Tampa (A+) | DL-7 Injured |
| Yoan Lopez | P | 22.225 | Arizona Diamondbacks | Mobile (AA) | DL-7 Injured |
| Champ Stuart | CF | 22.308 | New York Mets | St. Lucie (A+) | DL-7 Injured |
| Dylan Covey | P | 24.001 | Oakland Athletics | Stockton (A+) | DL-7 Injured |
| Lino Martinez | P | 23.333 | Philadelphia Phillies | Clearwater (A+) | DL-7 Injured |
| Robert Whalen | P | 21.196 | Atlanta Braves | Carolina (A+) | DL-7 Injured |
| Wes Parsons | P | 22.343 | Atlanta Braves | Carolina (A+) | DL-7 Injured |
| David Carver | P | 23.295 | | | Released by Brewers |
| Cisco Tellez | 1B | 23.071 | Boston Red Sox | Greenville (A) | DL-7 Injured |
| Jordan Edgerton | 3B | 21.350 | Atlanta Braves | Rome (A) | DL-7 Injured |
| Nick Gardewine | P | 22.000 | Texas Rangers | Hickory (A) | DL-7 Injured |
| Vicente Lupo | OF | 21.262 | New York Mets | Savannah (A) | DL-7 Injured |
| Gabriel Lima | p | 19.105 | Chicago Cubs | Arizona Cubs (Rk) | Assigned to AZL Cubs (Rk) |
