| Taijuan Walker | P | 21.321 | Seattle Mariners | Seattle Mariners (MLB) | Recalled from Tacoma (AAA) |
| Adam Rosales | ss-1b | 31.041 | Texas Rangers | Texas Rangers (MLB) | Contract purchased from minors |
| Manny Machado | 3b | 21.359 | Baltimore Orioles | Baltimore Orioles (MLB) | Started serving suspension |
| Kameron Loe | RP | 32.293 | - | | Released by Braves |
| Brad Snyder | RF | 32.036 | | | Refused minor league assignment, declared free agent |
| Michael Almanzar | 1B | 23.210 | Baltimore Orioles | Baltimore Orioles (MLB) | Activated from DL |
| Michael Almanzar | 1B | 23.210 | Baltimore Orioles | Baltimore Orioles (MLB) | Designated for Assignment |
| Pedro Ciriaco | SS | 28.276 | Kansas City Royals | Kansas City Royals (MLB) | Designated for Assignment |
| Christian Colon | SS | 25.047 | Kansas City Royals | Kansas City Royals (MLB) | Recalled from Omaha (AAA) |
| Justin Maxwell | rf | 30.237 | Kansas City Royals | Kansas City Royals (MLB) | Designated for Assignment |
| Bryce Harper | lf | 21.257 | Washington Nationals | Washington Nationals (MLB) | Activated from DL |
| Christian Garcia | RP | 28.310 | | | Cleared Waivers and Became a Free Agent |
| Scott Maine | P | 29.148 | Cincinnati Reds | Cincinnati Reds (MLB) | Signed to minor league contract |
| Raul Ibanez | lf | 42.028 | Kansas City Royals | Kansas City Royals (MLB) | Signed to 1-year contract for 2014-2014 ($0m) |
| Eduardo Nunez | ss | 27.015 | Minnesota Twins | Minnesota Twins (MLB) | Activated from DL |
| Trevor Plouffe | 3b | 28.015 | Minnesota Twins | Minnesota Twins (MLB) | Activated from DL |
| Chad Bettis | SP | 25.065 | Colorado Rockies | Colorado Rockies (MLB) | Recalled from Colorado Springs (AAA) |
| Jhoulys Chacin | SP | 26.175 | Colorado Rockies | Colorado Rockies (MLB) | DL-15 Right shoulder inflammation |
| Ramon Ramirez | RP | 32.303 | Baltimore Orioles | Baltimore Orioles (MLB) | Contract purchased from minors |
| Steven Ames | RP | 26.107 | Miami Marlins | Gulf Coast Marlins (Rk) | Activated from disabled list |
| Kyle Anderson | P | 24.037 | Arizona Diamondbacks | Arizona Diamondbacks (Rk) | Assigned to Arizona Diamondbacks (Rk) |
| Collin Balester | P | 28.024 | Pittsburgh Pirates | Gulf Coast Pirates (Rk) | Assigned to GCL Pirates (Rk) |
| Barrett Barnes | CF | 22.337 | Pittsburgh Pirates | Gulf Coast Pirates (Rk) | Activated from disabled list |
| Austin Bibens-Dirkx | P | 29.062 | Toronto Blue Jays | New Hampshire (AA) | Assigned to New Hampshire (AA) |
| Royce Bolinger | OF | 23.322 | Texas Rangers | Arizona Rangers (Rk) | Activated from disabled list |
| Cesar Burgos | | 21.121 | Detroit Tigers | Gulf Coast Tigers (East) (Rk) | Assigned to Gulf Coast Tigers (Rk) |
| Malquin Canelo | SS | 19.298 | Philadelphia Phillies | Lakewood (A) | Activated from disabled list |
| Alden Carrithers | 2B | 29.228 | Oakland Athletics | Sacramento (AAA) | Activated from disabled list |
| Fabio Castillo | P | 25.131 | Cincinnati Reds | Pensacola (AA) | Assigned to Pensacola (AA) |
| Ronny Cedeno | ss | 31.148 | Arizona Diamondbacks | Reno (AAA) | Traded from Phillies to Diamondbacks for Raywilly Gomez |
| Xavier Cedeno | RP | 27.308 | Washington Nationals | Syracuse (AAA) | Assigned to Syracuse (AAA) |
| Ryan Chaffee | P | 26.043 | Los Angeles Angels | Salt Lake (AAA) | Activated from disabled list |
| Emanuel Chavez | P | 19.162 | Detroit Tigers | Gulf Coast Tigers (East) (Rk) | Assigned to Gulf Coast Tigers (Rk) |
| Edgar Duran | SS | 23.140 | Philadelphia Phillies | Lehigh Valley (AAA) | Assigned to Lehigh Valley (AAA) |
| Adam Engel | IF-OF | 22.204 | Chicago White Sox | Kannapolis (A) | Assigned to Kannapolis (A) |
| Phillip Evans | SS | 21.293 | New York Mets | St. Lucie (A+) | Assigned to St. Lucie (A+) |
| Carlos Frias | P | 24.229 | Los Angeles Dodgers | Albuquerque (AAA) | Assigned to Albuquerque (AAA) |
| Jerad Head | LF | 31.227 | Washington Nationals | Syracuse (AAA) | Assigned to Syracuse (AAA) |
| Jayson Hernandez | C | 25.301 | Boston Red Sox | Pawtucket (AAA) | Activated from disabled list |
| Nick Hill | P | 29.151 | Seattle Mariners | Jackson (AA) | Activated from disabled list |
| Bridger Hunt | 3B | 28.341 | San Diego Padres | Lake Elsinore (A+) | Assigned to Lake Elsinore (A+) |
| Max Kepler | LF | 21.140 | Minnesota Twins | Fort Myers (A+) | Activated from disabled list |
| Isiah Kiner-Falefa | SS | 19.099 | Texas Rangers | Spokane (A-) | Assigned to Spokane (A-) |
| Brett Lee | P | 23.283 | Minnesota Twins | Fort Myers (A+) | Activated from disabled list |
| Cole Leonida | C | 25.187 | Washington Nationals | Harrisburg (AA) | Assigned to Harrisburg (AA) |
| Cesar Lopez | P | 23.209 | Atlanta Braves | Rome (A) | Activated from disabled list |
| Scott Maine | P | 29.148 | Cincinnati Reds | Pensacola (AA) | Assigned to Pensacola (AA) |
| Craig Manuel | C | 24.039 | Washington Nationals | Potomac (A+) | Assigned to Potomac (A+) |
| Austin Meadows | CF | 19.058 | Pittsburgh Pirates | Gulf Coast Pirates (Rk) | Activated from disabled list |
| Josh Mueller | P | 25.163 | Colorado Rockies | Tulsa (AA) | Assigned to Tulsa (AA) |
| Hector Nelo | P | 27.237 | Cincinnati Reds | Pensacola (AA) | Assigned to Pensacola (AA) |
| John Nester | C | 25.033 | San Diego Padres | Arizona Padres (Rk) | Activated from disabled list |
| Daryl Norris | P | 23.018 | Detroit Tigers | Gulf Coast Tigers (East) (Rk) | Assigned to Gulf Coast Tigers (Rk) |
| Rafael Ortega | cf | 23.046 | St. Louis Cardinals | Gulf Coast Cardinals (Rk) | Assigned to GCL Cardinals (Rk) for rehab |
| Carlos Paulino | C | 24.279 | Pittsburgh Pirates | Altoona (AA) | Assigned to Altoona (AA) |
| Greg Peavey | P | 25.354 | New York Mets | Las Vegas (AAA) | Assigned to Las Vegas (AAA) |
| Jeremias Pineda | CF | 23.226 | Minnesota Twins | Elizabethton (Rk) | Assigned to Elizabethton (Rk) |
| Jorge Polanco | SS-3B | 20.360 | Minnesota Twins | Fort Myers (A+) | Assigned to Fort Myers (A+) |
| Elvin Ramirez | RP | 26.264 | Cincinnati Reds | Louisville (AAA) | Assigned to Louisville (AAA) |
| Luis Ramirez | | 21.353 | Arizona Diamondbacks | Arizona Diamondbacks (Rk) | Assigned to Arizona Diamondbacks (Rk) |
| Wilkin Ramirez | rf-lf | 28.248 | Minnesota Twins | Rochester (AAA) | Activated from disabled list |
| Alexis Rivera | OF | 20.013 | Kansas City Royals | Lexington (A) | Assigned to Lexington (A) |
| Stefen Romero | 2B | 25.256 | Seattle Mariners | Tacoma (AAA) | Assigned to Tacoma (AAA) |
| Ryan Rowland-Smith | P | 31.155 | Cincinnati Reds | Louisville (AAA) | Assigned to Louisville (AAA) |
| Darin Ruf | rf-lf | 27.337 | Philadelphia Phillies | Gulf Coast Phillies (Rk) | Assigned to GCL Phillies (Rk) for rehab |
| Bradley Salgado | SS | 22.351 | Chicago White Sox | Kannapolis (A) | Assigned to Kannapolis (A) |
| Omir Santos | C | 33.062 | Pittsburgh Pirates | Indianapolis (AAA) | Activated from disabled list |
| Luis Sardinas | SS | 21.045 | Texas Rangers | Round Rock (AAA) | Assigned to Round Rock (AAA) |
| Gus Schlosser | P | 25.253 | Atlanta Braves | Gwinnett (AAA) | Assigned to Gwinnett (AAA) |
| Michael Soto | 1B-3B | 22.226 | Oakland Athletics | Arizona Athletics (Rk) | Activated from disabled list |
| Wendell Soto | SS | 22.050 | Los Angeles Angels | Orem (Rk) | Assigned to Orem (Rk) |
| Nick Struck | P | 24.266 | Los Angeles Dodgers | Chattanooga (AA) | Assigned to Chattanooga (AA) |
| Wander Suero | P | 22.289 | Washington Nationals | Hagerstown (A) | Assigned to Hagerstown (A) |
| Chris Taladay | C-IF | 23.039 | Detroit Tigers | Gulf Coast Tigers (East) (Rk) | Assigned to Gulf Coast Tigers (Rk) |
| Matt Tolbert | SS | 32.057 | Philadelphia Phillies | Reading (AA) | Assigned to Reading (AA) |
| Alberto Triunfel | | 20.149 | Texas Rangers | Arizona Rangers (Rk) | Assigned to Arizona Rangers (Rk) |
| Kylin Turnbull | P | 24.291 | Washington Nationals | Potomac (A+) | Assigned to Potomac (A+) |
| Charlie Valerio | C | 23.235 | Cleveland Indians | Akron (AA) | Activated from disabled list |
| Logan Wade | 2B | 22.230 | Minnesota Twins | Gulf Coast Twins (Rk) | Assigned to Gulf Coast Twins (Rk) |
| Gabriel Ynoa | P | 21.035 | New York Mets | Binghamton (AA) | Assigned to Binghamton (AA) |
| Adam Moore | c | 30.053 | San Diego Padres | El Paso (AAA) | DL-7 Injured |
| Brent Morel | 3b | 27.070 | Pittsburgh Pirates | Indianapolis (AAA) | DL-7 Injured |
| Scott Barnes | RP | 26.299 | Cleveland Indians | Columbus (AAA) | DL-7 Injured |
| Luis Tejada | 1B | 21.261 | San Diego Padres | Fort Wayne (A) | DL-7 Injured |
| Mayckol Guaipe | P | 23.323 | Seattle Mariners | Jackson (AA) | DL-7 Injured |
| Max Homick | P | 22.020 | Baltimore Orioles | Gulf Coast Orioles (Rk) | DL-7 Injured |
| Nick Petree | P | 23.349 | St. Louis Cardinals | Palm Beach (A+) | DL-7 Injured |
| Pedro Perez | C | 23.053 | Baltimore Orioles | Frederick (A+) | DL-7 Injured |
| Brad Renner | P | 23.046 | Chicago Cubs | Kane County (A) | DL-60 Injured |
| Danny Collins | IF | 23.139 | Pittsburgh Pirates | West Virginia (A) | DL-7 Injured |
| Fernando Romero | P | 19.188 | Minnesota Twins | Cedar Rapids (A) | DL-7 Injured |
| Hayden Hurst | P | 20.310 | Pittsburgh Pirates | West Virginia (A) | DL-7 Injured |
| Joshua Burris | P | 22.215 | Minnesota Twins | Elizabethton (Rk) | DL-7 Injured |
| Melvin Mercedes | SS | 22.169 | Oakland Athletics | Beloit (A) | DL-7 Injured |
| Mitch Garver | C | 23.166 | Minnesota Twins | Cedar Rapids (A) | DL-7 Injured |
| Anderson Placido | P | 20.279 | | | Released by Diamondbacks |
| Duncan McAlpine | C-P | 23.081 | Detroit Tigers | Connecticut (A-) | DL-7 Injured |
| Ulises Montilla | 2b | 22.049 | Pittsburgh Pirates | Bristol (Rk) | DL-60 Injured |
| Carson Goldsmith | P | 23.340 | Minnesota Twins | Elizabethton (Rk) | DL-60 Injured |
| J.T. Chargois | P | 23.209 | Minnesota Twins | Elizabethton (Rk) | DL-60 Injured |
| Jake Proctor | IF-OF | 23.197 | Minnesota Twins | Elizabethton (Rk) | DL-60 Injured |
| Jorge Fernandez | C | 20.092 | Minnesota Twins | Elizabethton (Rk) | DL-7 Injured |
| Ryan Tufts | OF | 25.149 | Minnesota Twins | Elizabethton (Rk) | DL-7 Injured |
| Tyler Stirewalt | P | 23.206 | Minnesota Twins | Elizabethton (Rk) | DL-60 Injured |
| Brady Adamek | P | 24.078 | | | Released by Orioles |
| Josh Warner | P | 21.263 | Philadelphia Phillies | Williamsport (A-) | DL-7 Injured |
| Brian Vigo-Suarez | OF | 22.201 | St. Louis Cardinals | State College (A-) | DL-7 Injured |
| Dioni Dominguez | P | 23.253 | | | Released by Orioles |
| Eric Green | P | 24.073 | | | Released by Orioles |
| Devon Torrence | OF | 25.053 | | | Released by Royals |
| Steven Gallardo | P | 21.245 | St. Louis Cardinals | Gulf Coast Cardinals (Rk) | DL-60 Injured |
| Nick Grim | P | 23.165 | | | Released by Marlins |
| Brett Frantini | C | 24.143 | Baltimore Orioles | Gulf Coast Orioles (Rk) | DL-60 Injured |
| Jake Bray | P | 21.204 | Baltimore Orioles | Gulf Coast Orioles (Rk) | DL-60 Injured |
| Jairo Munoz | P | 22.323 | | | Released by Royals |
| Travis Seabrooke | P | 18.288 | Baltimore Orioles | Gulf Coast Orioles (Rk) | DL-60 Injured |
| Liu Rodriguez | 2b | 37.237 | Milwaukee Brewers | Arizona Brewers (Rk) | DL-60 Injured |
| Byron Capellan | SS | 20.325 | | | Released by Orioles |
| Nick Hamilton | IF | 24.223 | | | Released by Indians |
| Andrickson Zorrilla | OF | 23.107 | | | Released by Orioles |
| Garrett Smith | 2B | 24.143 | | | Released by Indians |
| Joel Mejia | OF | 21.084 | | | Released by Indians |
| Juan Romero | RF | 21.014 | | | Released by Indians |
| Manuel Hernandez | LF | 21.315 | | | Released by Orioles |
| Andre Martinez | P | 21.008 | | | Released by White Sox |
| Naoki Hashimoto | P | 24.023 | | | Released by Indians |
| Sammy Ayala | C | 19.353 | | | Released by White Sox |
| Takuya Tsuchida | 2B | 20.040 | | | Released by Indians |
| Jack Graham | C | 24.250 | Baltimore Orioles | Aberdeen (A-) | DL-7 Injured |
| Andrew Parker | C | 23.096 | | | Released by Braves |
| Ibrahim McKenzie | 1B | 20.142 | | | Released by Braves |
| Richard Paulino | P | 19.094 | | | Released by Braves |
| Jean Carlos Valdez | 3B-1B | 21.108 | | | Released by Nationals |
| Greg Zebrack | OF | 23.306 | | | Released by Nationals |
| James McDonald | SS | 22.197 | | | Released by Dodgers |
| Jose Monzon | CF | 22.183 | | | Released by Rockies |
| Cam Kneeland | 3B | 24.007 | | | Announced retirement |
| Cory Burns | RP | 26.265 | Tampa Bay Rays | Tampa Bay Rays (MLB) | Claimed off waivers from Rangers by Rays |
| Donnie Joseph | RP | 26.242 | Miami Marlins | Miami Marlins (MLB) | Traded from Royals to Marlins for cash considerations |
| Mike Piazza | P | 27.218 | Colorado Rockies | Tulsa (AA) | DL-7 Lat strain |
| Darren Seferina | 2B | 20.157 | St. Louis Cardinals | State College (A-) | Assigned to State College (A-) |
| Felix Falcon | P | 18.328 | Atlanta Braves | Gulf Coast Braves (Rk) | DL-7 Injured |
| Keith Curcio | OF | 21.184 | Atlanta Braves | Rome (A) | Assigned to Rome (A) |
| A.J. Ladwig | P | 21.188 | Detroit Tigers | Connecticut (A-) | Assigned to Connecticut (A-) |
| Brandon Coluccio | C | 21.319 | Baltimore Orioles | Aberdeen (A-) | Signed out of draft (Maryland-Baltimore Cty) |
| Cale Elam | P | 23.281 | Detroit Tigers | Connecticut (A-) | Assigned to Connecticut (A-) |
| Gage Smith | P | 23.137 | Detroit Tigers | Connecticut (A-) | Assigned to Connecticut (A-) |
| Josh Heddinger | P | 21.165 | Detroit Tigers | Connecticut (A-) | Assigned to Connecticut (A-) |
| Colten Brewer | P | 21.244 | Pittsburgh Pirates | Jamestown (A-) | Placed on restricted list |
| Mark Zagunis | C | 21.145 | Chicago Cubs | Boise (A-) | Assigned to Boise (A-) |
| Micheal Thomas | C | 23.154 | Detroit Tigers | Connecticut (A-) | Assigned to Connecticut (A-) |
| Paul Voelker | P | 21.315 | Detroit Tigers | Connecticut (A-) | Assigned to Connecticut (A-) |
| Ryan Harris | P | 21.156 | Boston Red Sox | Lowell (A-) | Signed out of draft (Florida) |
| Ryan Yarbrough | P | 22.182 | Seattle Mariners | Everett (A-) | Assigned to Everett (A-) |
| Hunter Redman | C | 21.309 | Los Angeles Dodgers | Ogden (Rk) | Signed out of draft (Texas Tech) |
| Kevonte Mitchell | 3B | 18.323 | Chicago Cubs | Arizona Cubs (Rk) | Signed out of draft (Missouri HS) |
| Victor De Leon | P | 22.072 | | | Released by Cardinals |
| Jarred Smith | IF | 21.103 | Texas Rangers | Arizona Rangers (Rk) | DL-60 Injured |
| Nick Keener | P | 23.164 | Los Angeles Dodgers | Arizona Dodgers (Rk) | DL-60 Injured |
| Yomelbin Almonte | P | 21.128 | Tampa Bay Rays | Gulf Coast Rays (Rk) | DL-60 Injured |
