| Santiago Casilla | RP | 31.101 | San Francisco Giants | San Francisco Giants (MLB) | Recalled from minor league rehab assignment |
| Santiago Casilla | RP | 31.101 | San Francisco Giants | San Francisco Giants (MLB) | Activated from DL |
| Alberto Callaspo | 2b-dh | 31.058 | Oakland Athletics | Oakland Athletics (MLB) | Activated from Paternity Leave list |
| Mark Lowe | RP | 31.009 | Cleveland Indians | Cleveland Indians (MLB) | Recalled from Columbus (AAA) |
| Aaron Altherr | LF-CF | 23.153 | Philadelphia Phillies | Philadelphia Phillies (MLB) | Recalled from Reading (AA) |
| Justin Bour | 1B | 26.019 | Miami Marlins | Miami Marlins (MLB) | Recalled from New Orleans (AAA) |
| Anthony DeSclafani | P | 24.059 | Miami Marlins | Miami Marlins (MLB) | Recalled from New Orleans (AAA) |
| Andrew Heaney | P | 23.011 | Miami Marlins | Miami Marlins (MLB) | Contract purchased from minors |
| Jake Marisnick | cf | 23.078 | Miami Marlins | Miami Marlins (MLB) | Recalled from New Orleans (AAA) |
| Kevin Slowey | RP | 30.043 | Miami Marlins | Miami Marlins (MLB) | Designated for Assignment |
| Randy Wolf | P | 37.298 | Miami Marlins | Miami Marlins (MLB) | Designated for Assignment |
| Christian Yelich | lf | 22.194 | Miami Marlins | Miami Marlins (MLB) | DL-15 Lower back strain |
| Chris Nelson | 3b | 28.286 | - | | Released by Reds |
| Eric Young | lf | 29.022 | New York Mets | New York Mets (MLB) | Activated from DL |
| Jake Elmore | 2b | 27.001 | Oakland Athletics | Oakland Athletics (MLB) | Activated from DL |
| Marcus Walden | P | 25.276 | Oakland Athletics | Oakland Athletics (MLB) | Recalled from Sacramento (AAA) |
| Marcus Walden | P | 25.276 | Oakland Athletics | Oakland Athletics (MLB) | Outrighted to minors |
| Kyle Parker | RF | 24.259 | Colorado Rockies | Colorado Rockies (MLB) | Recalled from Colorado Springs (AAA) |
| Bronson Arroyo | SP | 37.112 | Arizona Diamondbacks | Arizona Diamondbacks (MLB) | DL-15 Right elbow tendinitis |
| Roger Kieschnick | lf | 27.146 | Arizona Diamondbacks | Arizona Diamondbacks (MLB) | Recalled from Reno (AAA) |
| Tony Gwynn | lf | 31.255 | Philadelphia Phillies | Philadelphia Phillies (MLB) | Placed on Bereavement list |
| Clay Rapada | RP | 33.099 | Baltimore Orioles | Baltimore Orioles (MLB) | Signed to minor league contract |
| Juan Abreu | P | 29.069 | Los Angeles Dodgers | Albuquerque (AAA) | Assigned to Albuquerque (AAA) |
| Mike Ahmed | IF-P | 22.148 | Los Angeles Dodgers | Ogden (Rk) | Assigned to Ogden (Rk) |
| Sergio Alcantara | SS | 17.341 | Arizona Diamondbacks | Missoula (Rk) | Assigned to Missoula (Rk) |
| Argenis Aldazoro | OF | 21.272 | Cincinnati Reds | Billings (Rk) | Assigned to Billings (Rk) |
| Theo Alexander | OF | 19.295 | Los Angeles Dodgers | Ogden (Rk) | Assigned to Ogden (Rk) |
| Jerrell Allen | CF-LF | 21.283 | Kansas City Royals | Idaho Falls (Rk) | Assigned to Idaho Falls (Rk) |
| Luis Aviles | SS | 19.092 | Milwaukee Brewers | Helena (Rk) | Assigned to Helena (Rk) |
| Matt Ball | P | 19.083 | Chicago White Sox | Great Falls (Rk) | Assigned to Great Falls (Rk) |
| Cody Bellinger | 1B | 18.339 | Los Angeles Dodgers | Ogden (Rk) | Assigned to Ogden (Rk) |
| Yoely Bello | | 23.182 | Colorado Rockies | Grand Junction (Rk) | Assigned to Grand Junction (Rk) |
| Jon Bengard | P | 23.160 | Chicago White Sox | Great Falls (Rk) | Assigned to Great Falls (Rk) |
| Mike Blanke | C | 25.242 | Chicago White Sox | Great Falls (Rk) | Assigned to Great Falls (Rk) |
| Edinson Bock | P | 20.062 | Los Angeles Dodgers | Ogden (Rk) | Assigned to Ogden (Rk) |
| Michael Bolaski | 3B | 22.132 | Los Angeles Angels | Orem (Rk) | Assigned to Orem (Rk) |
| Bryan Brickhouse | P | 22.010 | Kansas City Royals | Idaho Falls (Rk) | Assigned to Idaho Falls (Rk) |
| Eric Brooks | P | 23.291 | Arizona Diamondbacks | Reno (AAA) | Assigned to Reno (AAA) |
| Andrew Brown | rf | 29.279 | New York Mets | Las Vegas (AAA) | Assigned to Las Vegas (AAA) |
| Tony Bryant | P | 23.059 | Colorado Rockies | Grand Junction (Rk) | Assigned to Grand Junction (Rk) |
| Alberti Chavez | 2B-3B | 18.331 | Cincinnati Reds | Billings (Rk) | Assigned to Billings (Rk) |
| Chevy Clarke | CF | 22.159 | Chicago White Sox | Great Falls (Rk) | Assigned to Great Falls (Rk) |
| L.B. Dantzler | IF | 23.025 | Toronto Blue Jays | Dunedin (A+) | Assigned to Dunedin (A+) |
| Ryan Deeter | P | 22.325 | Milwaukee Brewers | Helena (Rk) | Assigned to Helena (Rk) |
| Natanael Delgado | | 18.237 | Los Angeles Angels | Orem (Rk) | Assigned to Orem (Rk) |
| Torey Deshazier | | 20.273 | Kansas City Royals | Idaho Falls (Rk) | Assigned to Idaho Falls (Rk) |
| Brandon Diaz | CF | 19.063 | Milwaukee Brewers | Helena (Rk) | Assigned to Helena (Rk) |
| Jake Elmore | 2b | 27.001 | Oakland Athletics | Sacramento (AAA) | Assigned to Sacramento (AAA) |
| Nick Evans | 1B | 28.137 | Arizona Diamondbacks | Reno (AAA) | Assigned to Reno (AAA) |
| Andy Fermin | 3B | 24.324 | Toronto Blue Jays | Dunedin (A+) | Activated from disabled list |
| Zac Fisher | C | 22.186 | Chicago White Sox | Great Falls (Rk) | Activated from disabled list |
| Jecksson Flores | | 20.231 | Kansas City Royals | Idaho Falls (Rk) | Assigned to Idaho Falls (Rk) |
| Wander Franco | | 19.185 | Kansas City Royals | Idaho Falls (Rk) | Assigned to Idaho Falls (Rk) |
| Kevin Franklin | 3B | 19.204 | Cincinnati Reds | Billings (Rk) | Assigned to Billings (Rk) |
| Justin Freeman | P | 27.237 | Cincinnati Reds | Louisville (AAA) | Assigned to Louisville (AAA) |
| Chris Freudenberg | P | 20.362 | Chicago White Sox | Great Falls (Rk) | Assigned to Great Falls (Rk) |
| Anthony Garcia | LF | 22.164 | St. Louis Cardinals | Palm Beach (A+) | Activated from disabled list |
| Jason Garcia | P | 21.207 | Boston Red Sox | Greenville (A) | Assigned to Greenville (A) |
| Oliver Garcia | P | 23.191 | Seattle Mariners | Everett (A-) | Activated from disabled list |
| Taylor Garrison | P | 24.023 | New York Yankees | Trenton (AA) | Activated from disabled list |
| Brawlun Gomez | | 21.315 | Kansas City Royals | Idaho Falls (Rk) | Assigned to Idaho Falls (Rk) |
| Cristian Gomez | | 18.157 | Los Angeles Dodgers | Ogden (Rk) | Assigned to Ogden (Rk) |
| Wagner Gomez | C | 22.197 | Cincinnati Reds | Billings (Rk) | Assigned to Billings (Rk) |
| Cesar Gonzalez | | 20.208 | Kansas City Royals | Idaho Falls (Rk) | Assigned to Idaho Falls (Rk) |
| Pedro Gonzalez | | 22.140 | Kansas City Royals | Idaho Falls (Rk) | Assigned to Idaho Falls (Rk) |
| Victor Gonzalez | P | 18.213 | Los Angeles Dodgers | Ogden (Rk) | Assigned to Ogden (Rk) |
| Brody Greer | IF | 23.032 | Arizona Diamondbacks | Missoula (Rk) | Assigned to Missoula (Rk) |
| Trevor Gretzky | 1B | 21.275 | Los Angeles Angels | Orem (Rk) | Assigned to Orem (Rk) |
| Angel Guerra | | 21.134 | Los Angeles Angels | Orem (Rk) | Assigned to Orem (Rk) |
| Cruz Guevara | | 20.018 | Kansas City Royals | Idaho Falls (Rk) | Assigned to Idaho Falls (Rk) |
| Yosbel Gutierrez | | 21.147 | Arizona Diamondbacks | Missoula (Rk) | Assigned to Missoula (Rk) |
| Jaylen Harris | | 20.264 | Los Angeles Dodgers | Ogden (Rk) | Assigned to Ogden (Rk) |
| Stefen Henderson | OF-P | 22.157 | Los Angeles Dodgers | Ogden (Rk) | Assigned to Ogden (Rk) |
| Desmond Henry | CF | 20.344 | Kansas City Royals | Idaho Falls (Rk) | Assigned to Idaho Falls (Rk) |
| Michael Hermosillo | CF | 19.150 | Los Angeles Angels | Orem (Rk) | Assigned to Orem (Rk) |
| T.J. House | P | 24.260 | Cleveland Indians | Columbus (AAA) | Assigned to Columbus (AAA) |
| Mike Jeffreys | P | 22.231 | Kansas City Royals | Idaho Falls (Rk) | Assigned to Idaho Falls (Rk) |
| Danny Keller | P | 21.351 | Los Angeles Dodgers | Ogden (Rk) | Assigned to Ogden (Rk) |
| Jeremy Kivel | P | 20.243 | Cincinnati Reds | Billings (Rk) | Assigned to Billings (Rk) |
| Will Lamb | P | 23.280 | Texas Rangers | Frisco (AA) | Assigned to Frisco (AA) |
| Jackson Laumann | 1B | 20.268 | Chicago White Sox | Great Falls (Rk) | Assigned to Great Falls (Rk) |
| Julian Leon | | 18.144 | Los Angeles Dodgers | Ogden (Rk) | Assigned to Ogden (Rk) |
| Sam Lewis | P | 22.251 | Kansas City Royals | Idaho Falls (Rk) | Assigned to Idaho Falls (Rk) |
| Shed Long | C | 18.299 | Cincinnati Reds | Billings (Rk) | Assigned to Billings (Rk) |
| B.J. Lopez | C | 19.260 | Arizona Diamondbacks | Missoula (Rk) | Assigned to Missoula (Rk) |
| Wilton Lopez | RP | 30.333 | Colorado Rockies | Colorado Springs (AAA) | Assigned to Colorado Springs (AAA) |
| Zachary Lovvorn | P | 20.021 | Kansas City Royals | Idaho Falls (Rk) | Assigned to Idaho Falls (Rk) |
| Johnnie Lowe | P | 29.087 | Milwaukee Brewers | Nashville (AAA) | Activated from disabled list |
| Tyler Mahle | P | 19.260 | Cincinnati Reds | Billings (Rk) | Assigned to Billings (Rk) |
| Soid Marquez | | 19.164 | Cincinnati Reds | Billings (Rk) | Assigned to Billings (Rk) |
| Harold Martinez | 3B | 24.044 | Philadelphia Phillies | Clearwater (A+) | Activated from disabled list |
| Michael Martinez | ss-LF | 31.273 | Pittsburgh Pirates | Indianapolis (AAA) | Assigned to Indianapolis (AAA) |
| Dane McFarland | CF | 19.235 | Arizona Diamondbacks | Missoula (Rk) | Assigned to Missoula (Rk) |
| Joe Meggs | OF | 24.047 | Los Angeles Dodgers | Ogden (Rk) | Assigned to Ogden (Rk) |
| Keynan Middleton | P | 20.277 | Los Angeles Angels | Orem (Rk) | Assigned to Orem (Rk) |
| Grant Monroe | P | 25.260 | Chicago White Sox | Great Falls (Rk) | Assigned to Great Falls (Rk) |
| Lucas Moran | P | 22.102 | Cincinnati Reds | Billings (Rk) | Assigned to Billings (Rk) |
| Sean Murphy | P | 25.297 | Oakland Athletics | Midland (AA) | Assigned to Midland (AA) |
| David Napoli | P | 23.256 | Washington Nationals | Auburn (A-) | Assigned to Auburn (A-) |
| Santiago Nessy | C | 21.190 | Toronto Blue Jays | Dunedin (A+) | Assigned to Dunedin (A+) |
| Tucker Neuhaus | SS | 18.364 | Milwaukee Brewers | Helena (Rk) | Assigned to Helena (Rk) |
| Daryl Norris | P | 23.004 | Detroit Tigers | Connecticut (A-) | Assigned to Connecticut (A-) |
| Logan Norris | P | 23.293 | Colorado Rockies | Grand Junction (Rk) | Assigned to Grand Junction (Rk) |
| Nik Nowottnick | P | 22.194 | Baltimore Orioles | Aberdeen (A-) | Assigned to Aberdeen (A-) |
| Jorge Ortega | | 20.361 | Milwaukee Brewers | Helena (Rk) | Assigned to Helena (Rk) |
| Lenix Osuna | | 18.218 | Los Angeles Dodgers | Ogden (Rk) | Assigned to Ogden (Rk) |
| Fernery Ozuna | 2B | 18.220 | Arizona Diamondbacks | Missoula (Rk) | Assigned to Missoula (Rk) |
| Patrick Palmeiro | 3B | 24.102 | Chicago White Sox | Great Falls (Rk) | Assigned to Great Falls (Rk) |
| Andy Parrino | 2b | 28.228 | Oakland Athletics | Sacramento (AAA) | Assigned to Sacramento (AAA) |
| Pedro Pizarro | C | 20.179 | Los Angeles Angels | Orem (Rk) | Assigned to Orem (Rk) |
| Ramon Ramirez | RP | 32.289 | Baltimore Orioles | Norfolk (AAA) | Assigned to Norfolk (AAA) |
| Jordan Remer | P | 24.089 | Cincinnati Reds | Billings (Rk) | Assigned to Billings (Rk) |
| Bernardo Reyes | P | 18.330 | Los Angeles Dodgers | Ogden (Rk) | Assigned to Ogden (Rk) |
| Jorge Reyes | P | 26.192 | Atlanta Braves | Gwinnett (AAA) | Assigned to Gwinnett (AAA) |
| Javier Reynoso | P | 21.228 | Kansas City Royals | Idaho Falls (Rk) | Assigned to Idaho Falls (Rk) |
| Junior Rincon | P | 22.192 | Milwaukee Brewers | Helena (Rk) | Assigned to Helena (Rk) |
| Alexis Rivera | OF | 19.364 | Kansas City Royals | Idaho Falls (Rk) | Assigned to Idaho Falls (Rk) |
| Edgardo Rivera | OF | 20.065 | Milwaukee Brewers | Helena (Rk) | Assigned to Helena (Rk) |
| Alex Rodriguez | P | 20.275 | Colorado Rockies | Grand Junction (Rk) | Assigned to Grand Junction (Rk) |
| Henry Rodriguez | RP | 27.111 | Chicago White Sox | Charlotte (AAA) | Assigned to Charlotte (AAA) |
| Herlis Rodriguez | OF | 20.006 | Philadelphia Phillies | Williamsport (A-) | Assigned to Williamsport (A-) |
| Ramon Rodriguez | P | 20.269 | Los Angeles Angels | Orem (Rk) | Assigned to Orem (Rk) |
| Franderlyn Romero | | 21.115 | Cincinnati Reds | Billings (Rk) | Assigned to Billings (Rk) |
| Elvis Rubio | | 19.349 | Milwaukee Brewers | Helena (Rk) | Assigned to Helena (Rk) |
| Addison Russell | SS | 20.144 | Oakland Athletics | Midland (AA) | Assigned to Midland (AA) |
| Melvin Santana | | 22.256 | Los Angeles Dodgers | Ogden (Rk) | Assigned to Ogden (Rk) |
| Mike Saunders | P | 23.101 | Cincinnati Reds | Billings (Rk) | Assigned to Billings (Rk) |
| Garrett Schlecht | LF | 21.121 | Colorado Rockies | Grand Junction (Rk) | Assigned to Grand Junction (Rk) |
| Ryan Scott | C | 19.129 | Los Angeles Dodgers | Ogden (Rk) | Assigned to Ogden (Rk) |
| Troy Scott | P | 20.211 | Seattle Mariners | Everett (A-) | Assigned to Everett (A-) |
| Alan Sharkey | 1B | 20.220 | Milwaukee Brewers | Helena (Rk) | Assigned to Helena (Rk) |
| Charlie Sharrer | P | 22.355 | Chicago White Sox | Great Falls (Rk) | Assigned to Great Falls (Rk) |
| Jefry Sierra | CF | 24.061 | Cincinnati Reds | Billings (Rk) | Assigned to Billings (Rk) |
| Juan Silverio | 3B | 23.059 | Cincinnati Reds | Louisville (AAA) | Assigned to Louisville (AAA) |
| Damion Smith | OF | 20.122 | Arizona Diamondbacks | Missoula (Rk) | Assigned to Missoula (Rk) |
| Jose Solano | | 22.093 | Houston Astros | Tri City (A-) | Assigned to Tri City (A-) |
| Markus Solbach | P | 22.295 | Arizona Diamondbacks | Missoula (Rk) | Assigned to Missoula (Rk) |
| Dane Stone | P | 23.002 | Chicago White Sox | Great Falls (Rk) | Assigned to Great Falls (Rk) |
| Zach Stoner | 1B | 20.182 | Chicago White Sox | Great Falls (Rk) | Assigned to Great Falls (Rk) |
| Jerry Sullivan | P | 26.150 | San Diego Padres | El Paso (AAA) | Assigned to El Paso (AAA) |
| Noah Syndergaard | P | 21.291 | New York Mets | Las Vegas (AAA) | Activated from disabled list |
| Michael Taylor | rf | 28.179 | Chicago White Sox | Charlotte (AAA) | Assigned to Charlotte (AAA) |
| Toby Thomas | SS | 20.189 | Chicago White Sox | Great Falls (Rk) | Assigned to Great Falls (Rk) |
| Chad Thompson | P | 23.130 | Milwaukee Brewers | Helena (Rk) | Assigned to Helena (Rk) |
| Cory Thompson | SS | 19.266 | Cincinnati Reds | Billings (Rk) | Assigned to Billings (Rk) |
| Pedro Toribio | 2b | 23.330 | Los Angeles Angels | Orem (Rk) | Assigned to Orem (Rk) |
| Devon Torrence | OF | 25.039 | Kansas City Royals | Idaho Falls (Rk) | Assigned to Idaho Falls (Rk) |
| Joshua Uhen | P | 22.070 | Milwaukee Brewers | Helena (Rk) | Assigned to Helena (Rk) |
| Phillips Valdez | P | 22.213 | Washington Nationals | Auburn (A-) | Assigned to Auburn (A-) |
| Luis Valenzuela | SS | 20.295 | Kansas City Royals | Idaho Falls (Rk) | Assigned to Idaho Falls (Rk) |
| Abdiel Velasquez | P | 21.104 | Los Angeles Dodgers | Ogden (Rk) | Assigned to Ogden (Rk) |
| Gerwuins Velazco | C | 22.253 | St. Louis Cardinals | Palm Beach (A+) | Assigned to Palm Beach (A+) |
| Marcus Walden | P | 25.276 | Oakland Athletics | Midland (AA) | Assigned to Midland (AA) |
| Yao-Lin Wang | P | 23.131 | Chicago Cubs | Boise (A-) | Activated from disabled list |
| Casey Weathers | P | 29.006 | Tampa Bay Rays | Charlotte (A+) | Assigned to Charlotte (A+) |
| Jonah Wesely | P | 19.190 | Los Angeles Angels | Orem (Rk) | Assigned to Orem (Rk) |
| Boone Whiting | P | 24.300 | St. Louis Cardinals | Memphis (AAA) | Activated from disabled list |
| Devin Williams | P | 19.268 | Milwaukee Brewers | Helena (Rk) | Assigned to Helena (Rk) |
| Eric Williams | CF | 19.052 | Milwaukee Brewers | Helena (Rk) | Assigned to Helena (Rk) |
| Jose Williams | | 23.119 | Cincinnati Reds | Billings (Rk) | Assigned to Billings (Rk) |
| Justin Williams | SS | 18.301 | Arizona Diamondbacks | Missoula (Rk) | Assigned to Missoula (Rk) |
| Brian Gordon | P | 34.305 | | | Released by Yankees |
| Jeff Antigua | P | 23.358 | Chicago Cubs | Iowa (AAA) | DL-7 Injured |
| Julio Morban | CF-LF | 22.124 | Seattle Mariners | Jackson (AA) | DL-7 Injured |
| Omar Poveda | P | 26.262 | Washington Nationals | Harrisburg (AA) | DL-7 Injured |
| Scott McGregor | P | 27.179 | | | Released by Cardinals |
| Darrell Ceciliani | CF | 23.359 | New York Mets | Binghamton (AA) | DL-7 Injured |
| Keone Kela | P | 21.061 | Texas Rangers | Frisco (AA) | DL-7 Injured |
| Pat Cantwell | C | 24.067 | Texas Rangers | Frisco (AA) | DL-7 Injured |
| Mayobanex Acosta | C | 26.209 | Tampa Bay Rays | Tampa Bay Rays (MLB) | Assignment unknown |
| Austin Voth | P | 21.355 | Washington Nationals | Potomac (A+) | Assigned to Potomac (A+) |
| Isaiah Yates | OF | 19.289 | Seattle Mariners | Arizona Mariners (Rk) | Assigned to Arizona Mariners (Rk) |
| Carlos Llano | P | 22.109 | Chicago Cubs | Boise (A-) | Assigned to Boise (A-) |
| Yomar Morel | P | 20.210 | Chicago Cubs | Boise (A-) | boise |
| Shane McCain | OF | 22.317 | Texas Rangers | Spokane (A-) | Signed out of draft (Troy) |
| Ryan Tatusko | P | 29.081 | | | Released by Nationals |
| Chris Barczykowski | P | 22.126 | | | Released by Braves |
| Colin O'Keefe | P | 21.318 | | | Released by Angels |
| Javier Pimentel | 3B | 20.095 | | | Released by Twins |
| Josh Henderson | OF | 20.212 | | | Released by Dodgers |
| Nelson Sandoval | P | 20.110 | | | Released by Dodgers |
| Zach Babitt | 2B | 24.288 | | | Released by Dodgers |
