Guest of the League
MLB Transactions
2023-06-04
| LAD | Jonny DeLuca | The Los Angeles Dodgers recalled OF Jonny DeLuca from the minors. |
| LAD | Trayce Thompson | The Los Angeles Dodgers placed OF Trayce Thompson on the 10-day injured list. |
| CWS | Hanser Alberto | The Chicago White Sox released INF Hanser Alberto. |
| SF | Tristan Beck | The San Francisco Giants recalled RHP Tristan Beck from the minors. |
| SF | Alex Wood | The San Francisco Giants placed LHP Alex Wood on the 15-day injured list. |
| STL | Luken Baker | The St. Louis Cardinals selected the contract of INF Luken Baker from the minors. |
| CLE | Zach Plesac | The Cleveland Guardians designated RHP Zach Plesac for assignment. |
| DET | Garrett Hill | The Detroit Tigers recalled RHP Garrett Hill from the minors. |
| CLE | Michael Kelly | The Cleveland Guardians optioned RHP Michael Kelly to the minors. |
| CLE | Triston McKenzie | The Cleveland Guardians activated RHP Triston McKenzie from the 60-day injured list. |
| MIN | Caleb Thielbar | The Minnesota Twins activated LHP Caleb Thielbar from the 15-day injured list. |
| MIN | Cole Sands | The Minnesota Twins optioned RHP Cole Sands to the minors. |
| BOS | Kaleb Ort | The Boston Red Sox recalled RHP Kaleb Ort from the minors. |
| BOS | Brennan Bernardino | The Boston Red Sox optioned LHP Brennan Bernardino to the minors. |
| BOS | Brennan Bernardino | The Boston Red Sox recalled LHP Brennan Bernardino from the minors. |
| BOS | Joely Rodriguez | The Boston Red Sox placed LHP Joely Rodríguez on the 15-day injured list. |
| BOS | Ryan Sherriff | The Boston Red Sox optioned LHP Ryan Sherriff to the minors. |
| PIT | Chase De Jong | The Pittsburgh Pirates selected the contract of RHP Chase De Jong from the minors. |
| MIL | Jake Cousins | The Milwaukee Brewers optioned RHP Jake Cousins to the minors. |
| PIT | Yerry De Los Santos | The Pittsburgh Pirates optioned RHP Yerry De Los Santos to the minors. |
| MIL | Bennett Sousa | The Milwaukee Brewers recalled LHP Bennett Sousa from the minors. |
2023-06-03
| TB | Cooper Criswell | The Tampa Bay Rays returned RHP Cooper Criswell to the minors. |
| CHC | Miguel Amaya | The Chicago Cubs recalled C Miguel Amaya from the minors. |
| STL | Tres Barrera | The St. Louis Cardinals designated C Tres Barrera for assignment. |
| CHC | Justin Steele | The Chicago Cubs placed LHP Justin Steele on the 15-day injured list with a left forearm strain retroactive to June 1. |
| LAD | Phil Bickford | The Los Angeles Dodgers placed RHP Phil Bickford on the 15-day injured list with lower back tightness. |
| LAD | Tayler Scott | The Los Angeles Dodgers recalled RHP Tayler Scott from the minors. |
| NYY | Nick Ramirez | The New York Yankees recalled LHP Nick Ramirez from the minors. |
| BAL | Danny Coulombe | The Baltimore Orioles placed LHP Danny Coulombe on the bereavement list. |
| BAL | Josh Lester | The Baltimore Orioles selected the contract of INF Josh Lester from the minors. |
| NYY | Oswaldo Cabrera | The New York Yankees recalled OF Oswaldo Cabrera from the minors. |
| NYY | Greg Allen | The New York Yankees placed OF Greg Allen on the 10-day injured list with a right hip flexor strain. |
| NYY | Ryan Weber | The New York Yankees placed RHP Ryan Weber on the 15-day injured list. |
| BAL | Dillon Tate | The Baltimore Orioles transferred RHP Dillon Tate to the 60-day injured list with a right elbow flexor strain. |
| CLE | Hunter Gaddis | The Cleveland Guardians optioned RHP Hunter Gaddis to the minors. |
| TB | Trevor Kelley | The Tampa Bay Rays optioned RHP Trevor Kelley to the minors. |
| MIN | Kyle Garlick | The Minnesota Twins recalled OF Kyle Garlick from the minors. |
| CLE | Peyton Battenfield | The Cleveland Guardians transferred RHP Peyton Battenfield to the 60-day injured list. |
| CLE | Michael Kelly | The Cleveland Guardians selected the contract of RHP Michael Kelly from the minors. |
| TB | Shawn Armstrong | The Tampa Bay Rays activated RHP Shawn Armstrong from the 60-day injured list. |
| MIN | Joey Gallo | The Minnesota Twins placed OF Joey Gallo on the 10-day injured list with a strained hamstring. |
| TB | Robert Stephenson | The Tampa Bay Rays activated RHP Robert Stephenson. |
| TEX | Brad Miller | The Texas Rangers placed DH Brad Miller on the 10-day injured list. |
| LAA | Chase Silseth | The Los Angeles Angels optioned RHP Chase Silseth to the minors. |
| CIN | Nick Lodolo | The Cincinnati Reds transferred LHP Nick Lodolo to the 60-day injured list. |
| CIN | TJ Friedl | The Cincinnati Reds placed OF TJ Friedl on the 10-day injured list. |
| TEX | Ezequiel Duran | The Texas Rangers activated INF Ezequiel Duran from the 10-day injured list. |
| DET | Alex Faedo | The Detroit Tigers placed RHP Alex Faedo on the 15-day injured list. |
| LAA | Jose Soriano | The Los Angeles Angels recalled RHP José Soriano from the minors. |
| COL | Nick Mears | The Colorado Rockies activated RHP Nick Mears from the 15-day injured list and optioned him to the minors. |
| TOR | Chris Bassitt | The Toronto Blue Jays placed RHP Chris Bassitt on the Paternity Leave list. |
| TOR | Jay Jackson | The Toronto Blue Jays recalled RHP Jay Jackson from the minors. |
| LAD | Michael Grove | The Los Angeles Dodgers activated RHP Michael Grove from the 15-day injured list. |
| LAD | Justin Bruihl | The Los Angeles Dodgers optioned LHP Justin Bruihl to the minors. |
| SEA | Marco Gonzales | The Seattle Mariners placed LHP Marco Gonzales on the 15-day injured list. |
| SEA | Easton McGee | The Seattle Mariners transferred RHP Easton McGee to the 60-day injured list. |
| TOR | Drew Hutchison | The Toronto Blue Jays released RHP Drew Hutchison. |
| PIT | Yerry De Los Santos | The Pittsburgh Pirates recalled RHP Yerry De Los Santos from the minors. |
| MIL | Darin Ruf | The Milwaukee Brewers placed DH Darin Ruf on the 10-day injured list. |
| MIL | Jon Singleton | The Milwaukee Brewers selected the contract of INF Jon Singleton from the minors. |
| PIT | Chris Owings | The Pittsburgh Pirates designated INF Chris Owings for assignment. |
| PIT | Angel Perdomo | The Pittsburgh Pirates selected the contract of LHP Angel Perdomo from the minors. |
| MIL | Tyrone Taylor | The Milwaukee Brewers placed OF Tyrone Taylor on the 10-day injured list. |
| MIL | Blake Perkins | The Milwaukee Brewers recalled OF Blake Perkins from the minors. |
| TB | Cooper Criswell | The Tampa Bay Rays recalled RHP Cooper Criswell from the minors. He will serve as the team's 27th man for their doubleheader against Boston. |
| BOS | Brennan Bernardino | The Boston Red Sox recalled LHP Brennan Bernardino from the minors. He will serve as their 27th man for their doubleheader against Tampa Bay. |
2023-06-02
| NYM | Jimmy Yacabonis | The New York Mets sent RHP Jimmy Yacabonis outright to the minors. |
| TB | Josh Fleming | The Tampa Bay Rays placed LHP Josh Fleming on the 15-day injured list. |
| BAL | Jose Godoy | The New York Yankees traded C José Godoy to the Baltimore Orioles. |
| SD | Nelson Cruz | The San Diego Padres placed DH Nelson Cruz on the 10-day injured list. |
| SD | Alfonso Rivas | The San Diego Padres selected the contract of INF Alfonso Rivas from the minors. |
| SD | Manny Machado | The San Diego Padres activated INF Manny Machado from the 10-day injured list. |
| SD | Jose Azocar | The San Diego Padres optioned OF José Azocar to the minors. |
| SD | Luis Campusano | The San Diego Padres transferred C Luis Campusano to the 60-day injured list. |
| DET | Reese Olson | The Detroit Tigers recalled RHP Reese Olson from the minors. |
| BOS | Chris Sale | The Boston Red Sox placed LHP Chris Sale on the 15-day injured list. |
| BAL | Bruce Zimmermann | The Baltimore Orioles recalled LHP Bruce Zimmermann from the minors. |
| KC | Jackson Kowar | The Kansas City Royals recalled RHP Jackson Kowar from the minors. |
| CLE | Cal Quantrill | The Cleveland Guardians placed RHP Cal Quantrill on the 15-day injured list. |
| CLE | Aaron Civale | The Cleveland Guardians activated RHP Aaron Civale from the 15-day injured list. |
| CLE | Brayan Rocchio | The Cleveland Guardians recalled INF Brayan Rocchio from the minors. |
| TEX | Bubba Thompson | The Texas Rangers optioned OF Bubba Thompson to the minors. |
| CLE | Josh Bell | The Cleveland Guardians placed DH Josh Bell on the Paternity Leave list. |
| TEX | Mitch Garver | The Texas Rangers activated C Mitch Garver from the 10-day injured list. |
| KC | Amir Garrett | The Kansas City Royals placed LHP Amir Garrett on the 15-day injured list. |
| MIA | Matt Barnes | The Miami Marlins placed RHP Matt Barnes on the 15-day injured list. |
| BOS | Corey Kluber | The Boston Red Sox activated RHP Corey Kluber from Paternity List. |
| MIA | George Soriano | The Miami Marlins recalled RHP George Soriano from the minors. |
| STL | Jordan Walker | The St. Louis Cardinals recalled OF Jordan Walker from the minors. |
| PIT | Duane Underwood Jr. | The Pittsburgh Pirates sent RHP Duane Underwood Jr. outright to the minors. |
| STL | Lars Nootbaar | The St. Louis Cardinals placed OF Lars Nootbaar on the 10-day injured list. |
| TB | Ben Heller | The Tampa Bay Rays RHP Ben Heller has been designated for assignment. |
| PIT | Mark Mathias | The Pittsburgh Pirates recalled INF Mark Mathias from the minors. |
| MIL | Luke Voit | The Milwaukee Brewers released INF Luke Voit. |
| TB | Robert Stephenson | The Pittsburgh Pirates traded RHP Robert Stephenson to the Tampa Bay Rays. |
| CWS | Hanser Alberto | The Chicago White Sox designated INF Hanser Alberto for assignment. |
| CWS | Elvis Andrus | The Chicago White Sox activated INF Elvis Andrus from the 10-day injured list. |
| CWS | Mike Clevinger | The Chicago White Sox activated RHP Mike Clevinger from the 15-day injured list. |
| MIL | Roman Quinn | The Milwaukee Brewers signed OF Roman Quinn to a minor league contract. |
| NYM | Vinny Nittoli | The New York Mets signed RHP Vinny Nittoli. |
| ARI | Peter Solomon | The Arizona Diamondbacks sent RHP Peter Solomon outright to the minors. |
2023-06-01
| BAL | Mychal Givens | The Baltimore Orioles placed RHP Mychal Givens on the 15-day injured list. |
| COL | Noah Davis | The Colorado Rockies activated RHP Noah Davis from the 15-day injured list and optioned him to the minors. |
| LAD | Zack Burdi | The Los Angeles Dodgers designated RHP Zack Burdi for assignment. |
| LAD | Ricky Vanasco | The Texas Rangers traded RHP Ricky Vanasco to the Los Angeles Dodgers. |
| SEA | Cesar Hernandez | Seattle Mariners INF César Hernández opted out of his minor league contract and declared free agency. |
| NYY | Josh Donaldson | The New York Yankees activated INF Josh Donaldson from the 10-day injured list. |
| NYY | Tommy Kahnle | The New York Yankees activated RHP Tommy Kahnle from the 60-day injured list. |
| NYY | Giancarlo Stanton | The New York Yankees activated DH Giancarlo Stanton from the 10-day injured list. |
| SEA | Mike Ford | The Seattle Mariners selected the contract of INF Mike Ford from the minors. |
| NYY | Carlos Rodon | The New York Yankees transferred LHP Carlos Rodón to the 60-day injured list. |
| SEA | Taylor Trammell | The Seattle Mariners optioned OF Taylor Trammell to the minors. |
| HOU | Parker Mushinski | The Houston Astros optioned LHP Parker Mushinski to the minors. |
| HOU | Ronel Blanco | The Houston Astros recalled RHP Ronel Blanco from the minors. |
| COL | Kris Bryant | The Colorado Rockies placed OF Kris Bryant on the 10-day injured list. |
| PHI | Cal Stevenson | The Philadelphia Phillies designated OF Cal Stevenson for assignment. |
| COL | Charlie Blackmon | The Colorado Rockies activated DH Charlie Blackmon from the bereavement list. |
| MIN | Edouard Julien | The Minnesota Twins optioned INF Edouard Julien to the minors. |
| MIN | Jorge Polanco | The Minnesota Twins activated INF Jorge Polanco from the 10-day injured list. |
| NYY | Kole Calhoun | OF Kole Calhoun elected free agency. |
| BOS | Jorge Alfaro | C Jorge Alfaro elected free agency. |
| NYY | Franchy Cordero | The New York Yankees optioned OF Franchy Cordero to the minors. |
| CHC | Tyler Duffey | RHP Tyler Duffey elected free agency. |
| NYY | Oswaldo Cabrera | The New York Yankees optioned OF Oswaldo Cabrera to the minors. |
| NYY | Matt Krook | The New York Yankees optioned LHP Matt Krook to the minors. |
| CHC | Vinny Nittoli | RHP Vinny Nittoli elected free agency. |
| PHI | Alec Bohm | The Philadelphia Phillies placed INF Alec Bohm on the 10-day injured list. |
| PHI | Drew Ellis | The Philadelphia Phillies selected the contract of INF Drew Ellis from the minors. |
2023-05-31
| COL | Dinelson Lamet | The Colorado Rockies activated RHP Dinelson Lamet from the 15-day injured list. |
| PIT | Blake Cederlind | The Pittsburgh Pirates released RHP Blake Cederlind. |
| COL | Blair Calvo | The Colorado Rockies optioned RHP Blair Calvo to the minors. |
| SEA | Matt Festa | The Seattle Mariners recalled RHP Matt Festa from the minors. |
| DET | Jake Marisnick | The Detroit Tigers Selected the contract of OF Jake Marisnick from the minors. |
| DET | Trey Wingenter | The Detroit Tigers The Detroit Rangers transferred RHP Trey Wingenter to the 60-day injured list. |
| DET | Riley Greene | The Detroit Tigers placed OF Riley Greene on the 10-day injured list. |
| SD | Jose Iglesias | The San Diego Padres signed INF José Iglesias to a minor league contract. |
| COL | Fernando Abad | The Colorado Rockies signed LHP Fernando Abad to a minor league contract. |
2023-05-30
| SEA | Darren McCaughan | The Seattle Mariners optioned RHP Darren McCaughan to the minors. |
| NYY | Harrison Bader | The New York Yankees placed OF Harrison Bader on the 10-day injured list. |
| SF | Matt Beaty | The San Francisco Giants DH Matt Beaty was designated for assignment. |
| NYY | Ben Rortvedt | The New York Yankees optioned C Ben Rortvedt to the minors. |
| NYY | Franchy Cordero | The New York Yankees recalled OF Franchy Cordero from the minors. |
| NYY | Jose Trevino | The New York Yankees activated C Jose Trevino from the 10-day injured list. |
| SF | David Villar | The San Francisco Giants optioned INF David Villar to the minors. |
| SF | Luke Jackson | The San Francisco Giants activated RHP Luke Jackson from the 60-day injured list. |
| SEA | Adam Engel | The Seattle Mariners signed OF Adam Engel. |
| ATL | Lucas Luetge | The Atlanta Braves designated LHP Lucas Luetge for assignment. |
| SEA | Juan Then | The Seattle Mariners optioned RHP Juan Then to the minors. |
| CHC | Hayden Wesneski | The Chicago Cubs recalled RHP Hayden Wesneski from the minors. |
| PHI | Jacob Barnes | The Philadelphia Phillies signed RHP Jacob Barnes to a minor league contract. |
| CHC | Michael Rucker | The Chicago Cubs optioned RHP Michael Rucker to the minors. |
| DET | Jake Marisnick | The Chicago White Sox traded OF Jake Marisnick to the Detroit Tigers. |
| PHI | Louis Head | The Philadelphia Phillies released RHP Louis Head. |
| COL | Blair Calvo | The Colorado Rockies recalled RHP Blair Calvo from the minors. |
| SEA | Darren McCaughan | The Seattle Mariners recalled RHP Darren McCaughan from the minors. |
| BOS | Corey Kluber | The Boston Red Sox placed RHP Corey Kluber on the Paternity Leave list. |
| BAL | Cedric Mullins | The Baltimore Orioles placed OF Cedric Mullins on the 10-day injured list. |
| TEX | Dane Dunning | The Texas Rangers activated RHP Dane Dunning from the Paternity List. |
| BAL | Aaron Hicks | The Baltimore Orioles signed OF Aaron Hicks. |
| BOS | Ryan Sherriff | The Boston Red Sox recalled LHP Ryan Sherriff from the minors. |
| NYM | Jimmy Yacabonis | The New York Mets activated RHP Jimmy Yacabonis from the 15-day injured list. |
| NYM | Jimmy Yacabonis | The New York Mets designated RHP Jimmy Yacabonis for assignment. |
| DET | Matt Vierling | The Detroit Tigers placed OF Matt Vierling on the 10-day injured list. |
| DET | Tyler Nevin | The Detroit Tigers recalled INF Tyler Nevin from the minors. |
| MIA | Xavier Edwards | The Miami Marlins optioned INF Xavier Edwards to the minors. |
| MIL | Abraham Toro | The Milwaukee Brewers recalled INF Abraham Toro from the minors. |
| MIA | Jesus Sanchez | The Miami Marlins activated OF Jesús Sánchez from the 10-day injured list. |
| SD | Brett Sullivan | The San Diego Padres optioned C Brett Sullivan to the minors. |
| LAD | Alex Vesia | The Los Angeles Dodgers recalled LHP Alex Vesia from the minors. |
| LAD | Gavin Stone | The Los Angeles Dodgers optioned RHP Gavin Stone to the minors. |
2023-05-29
| TEX | Joe Barlow | The Texas Rangers placed RHP Joe Barlow on the 15-day injured list. |
| DET | Eduardo Rodriguez | The Detroit Tigers placed LHP Eduardo Rodriguez on the 15-day injured list. |
| COL | Karl Kauffmann | The Colorado Rockies optioned RHP Karl Kauffmann to the minors. |
| SD | Gary Sanchez | The San Diego Padres claimed C Gary Sánchez off waivers from the New York Mets. |
| CWS | Liam Hendriks | The Chicago White Sox activated RHP Liam Hendriks from the 15-day injured list. |
| CWS | Jimmy Lambert | The Chicago White Sox placed RHP Jimmy Lambert on the 15-day injured list with ankle inflammation. |
| OAK | Jonah Bride | The Oakland Athletics recalled INF Jonah Bride from the minors. |
| MIL | Luke Voit | The Milwaukee Brewers designated INF Luke Voit for assignment. |
| MIL | Alex Claudio | The Milwaukee Brewers sent LHP Alex Claudio outright to the minors. |
| OAK | Jesus Aguilar | The Oakland Athletics designated DH Jesús Aguilar for assignment. |
| OAK | Paul Blackburn | The Oakland Athletics activated RHP Paul Blackburn from the 15-day injured list. |
| OAK | Garrett Acton | The Oakland Athletics optioned RHP Garrett Acton to the minors. |
| COL | Ryan Feltner | The Colorado Rockies transferred RHP Ryan Feltner to the 60-day injured list. |
| ARI | Peter Solomon | The Arizona Diamondbacks designated RHP Peter Solomon for assignment. |
| SF | Austin Slater | The San Francisco Giants activated OF Austin Slater from the 10-day injured list. |
| SF | Tristan Beck | The San Francisco Giants optioned RHP Tristan Beck to the minors. |
| COL | Ryan Rolison | The Colorado Rockies optioned LHP Ryan Rolison to the minors. |
| COL | Ryan Rolison | The Colorado Rockies activated LHP Ryan Rolison from the 60-day injured list. |
| COL | Charlie Blackmon | The Colorado Rockies placed DH Charlie Blackmon on the bereavement list. |
| COL | Elehuris Montero | The Colorado Rockies recalled INF Elehuris Montero from the minors. |
| TB | Trevor Kelley | The Tampa Bay Rays recalled RHP Trevor Kelley from the minors. |
| TB | Pete Fairbanks | The Tampa Bay Rays placed RHP Pete Fairbanks on the 15-day injured list. |
| ATL | Michael Soroka | The Atlanta Braves recalled RHP Michael Soroka from the minors. |
| TEX | Cody Bradford | The Texas Rangers optioned LHP Cody Bradford to the minors. |
| ATL | Dereck Rodriguez | The Atlanta Braves optioned RHP Dereck Rodríguez to the minors. |
| MIN | Max Kepler | The Minnesota Twins activated OF Max Kepler from the 10-day injured list. |
| MIN | Royce Lewis | The Minnesota Twins activated INF Royce Lewis from the 60-day injured list. |
| MIN | Matt Wallner | The Minnesota Twins optioned OF Matt Wallner to the minors. |
| MIN | Kyle Garlick | The Minnesota Twins optioned OF Kyle Garlick to the minors. |
| TEX | Ricky Vanasco | The Texas Rangers designated RHP Ricky Vanasco for assignment. |
| MIN | Nick Gordon | The Minnesota Twins transferred INF Nick Gordon to the 60-day injured list. |
| LAA | Reyes Moronta | The Los Angeles Angels sent RHP Reyes Moronta outright to the minors. |
2023-05-28
| MIL | Jesse Winker | The Milwaukee Brewers placed OF Jesse Winker on the 10-day injured list. |
| LAA | Ben Joyce | The Los Angeles Angels selected the contract of RHP Ben Joyce. |
| ATL | Chad Pinder | OF Chad Pinder retired from Major League Baseball. |
| PIT | Vince Velasquez | The Pittsburgh Pirates placed RHP Vince Velasquez on the 15-day injured list. |
| LAA | Matt Moore | The Los Angeles Angels placed LHP Matt Moore on the 15-day injured list. |
| LAA | Austin Warren | The Los Angeles Angels placed RHP Austin Warren on the 60-day injured list. |
| KC | Daniel Lynch | The Kansas City Royals activated LHP Daniel Lynch from the 15-day injured list. |
| KC | Josh Taylor | The Kansas City Royals placed LHP Josh Taylor on the 15-day injured list. |
| CWS | Adam Haseley | The Chicago White Sox optioned OF Adam Haseley to the minors. |
| CWS | Eloy Jimenez | The Chicago White Sox activated DH Eloy Jiménez from the 10-day injured list. |
| NYY | Domingo German | RHP Domingo Germán was reinstated from suspension. |
| TB | Trevor Kelley | The Tampa Bay Rays optioned RHP Trevor Kelley to the minors. |
2023-05-27
| LAD | Zack Burdi | The Los Angeles Dodgers optioned RHP Zack Burdi to the minors. |
| ARI | Brandon Pfaadt | The Arizona Diamondbacks optioned RHP Brandon Pfaadt to the minors. |
| ARI | Zach Davies | The Arizona Diamondbacks activated RHP Zach Davies from the 15-day injured list. |
| ARI | Luis Frias | The Arizona Diamondbacks optioned RHP Luis Frías to the minors. |
| ARI | Drey Jameson | The Arizona Diamondbacks recalled RHP Drey Jameson from the minors. |
| BOS | Brennan Bernardino | The Boston Red Sox optioned LHP Brennan Bernardino to the minors. |
| BOS | Garrett Whitlock | The Boston Red Sox activated RHP Garrett Whitlock from the 15-day injured list. |
| CIN | Silvino Bracho | The Cincinnati Reds sent RHP Silvino Bracho outright to the minors. |
| TEX | Cody Bradford | The Texas Rangers recalled LHP Cody Bradford from the minors. |
| SF | David Villar | The San Francisco Giants recalled INF David Villar from the minors. |
| TEX | Ezequiel Duran | The Texas Rangers placed INF Ezequiel Duran on the 10-day injured list. |
| TEX | Travis Jankowski | The Texas Rangers activated OF Travis Jankowski from the 10-day injured list. |
| TEX | Dane Dunning | The Texas Rangers placed RHP Dane Dunning on the Paternity Leave list. |
| SF | Thairo Estrada | The San Francisco Giants placed INF Thairo Estrada on the 10-day injured list. |
| MIL | Ethan Small | The Milwaukee Brewers optioned LHP Ethan Small to the minors. |
| KC | Hunter Dozier | The Kansas City Royals released INF Hunter Dozier. |
| KC | Hunter Dozier | The Kansas City Royals released INF Hunter Dozier. |
| MIL | Willy Adames | The Milwaukee Brewers placed INF Willy Adames on the 7-day injured list. |
| MIL | Jake Cousins | The Milwaukee Brewers recalled RHP Jake Cousins from the minors. |
| MIL | Alex Claudio | The Milwaukee Brewers designated LHP Alex Claudio for assignment. |
| PIT | Vince Velasquez | The Pittsburgh Pirates activated RHP Vince Velasquez from the 15-day injured list. |
| OAK | Hogan Harris | The Oakland Athletics recalled LHP Hogan Harris from the minors. |
| PIT | Duane Underwood Jr. | The Pittsburgh Pirates designated RHP Duane Underwood Jr. for assignment. |
| OAK | Adrian Martinez | The Oakland Athletics optioned RHP Adrián Martínez to the minors. |
| BAL | Keegan Akin | The Baltimore Orioles recalled LHP Keegan Akin from the minors. |
| BAL | Grayson Rodriguez | The Baltimore Orioles optioned RHP Grayson Rodriguez to the minors. |
| SD | Luis Garcia | The San Diego Padres placed RHP Luis García on the 15-day injured list. |
| SD | Domingo Tapia | The San Diego Padres recalled RHP Domingo Tapia from the minors. |
| NYY | Matt Krook | The New York Yankees recalled LHP Matt Krook from the minors. |
| TB | Cooper Criswell | The Tampa Bay Rays optioned RHP Cooper Criswell to the minors. |
| TB | Tyler Glasnow | The Tampa Bay Rays activated RHP Tyler Glasnow from the 15-day injured list. |
| ATL | Dereck Rodriguez | The Atlanta Braves recalled RHP Dereck Rodríguez from the minors. |
| ATL | Dylan Dodd | The Atlanta Braves optioned LHP Dylan Dodd to the minors. |
2023-05-26
| NYY | Randy Vasquez | The New York Yankees optioned RHP Randy Vásquez to the minors. |
| LAA | Reyes Moronta | The Los Angeles Angels designated RHP Reyes Moronta for assignment. |
| TOR | Tyler Heineman | The Toronto Blue Jays recalled C Tyler Heineman from the minors. |
| TOR | Danny Jansen | The Toronto Blue Jays placed C Danny Jansen on the 10-day injured list. |
| PHI | Cal Stevenson | The Philadelphia Phillies claimed OF Cal Stevenson from the San Francisco Giants. Optioned to minors. |
| MIL | Tyson Miller | The Milwaukee Brewers optioned RHP Tyson Miller to the minors. |
| KC | Drew Waters | The Kansas City Royals activated OF Drew Waters from the 10-day injured list. |
| MIL | Ethan Small | The Milwaukee Brewers recalled LHP Ethan Small from the minors. |
| COL | Nolan Jones | The Colorado Rockies recalled OF Nolan Jones from the minors. |
| COL | Michael Toglia | The Colorado Rockies optioned OF Michael Toglia to the minors. |
| NYY | Randy Vasquez | The New York Yankees recalled RHP Randy Vásquez from the minors. |
| LAD | Tyler Cyr | The Los Angeles Dodgers transferred RHP Tyler Cyr to the 60-day injured list. |
| LAD | Zack Burdi | The Los Angeles Dodgers claimed RHP Zack Burdi from the Tampa Bay Rays |
| NYY | Aaron Hicks | The New York Yankees released OF Aaron Hicks. |
| CWS | Jake Marisnick | The Chicago White Sox sent outright OF Jake Marisnick to the minors. |
| LAD | Clayton Kershaw | The Los Angeles Dodgers activated LHP Clayton Kershaw from the bereavement list. |
| SD | Jose Iglesias | INF José Iglesias opted out of his contract and declared free agency. |
| BAL | Ramon Urias | The Baltimore Orioles activated INF Ramón Urías from the 10-day injured list. |
| BAL | Joey Ortiz | The Baltimore Orioles optioned INF Joey Ortiz to the minors. |
| CIN | Wil Myers | The Cincinnati Reds placed OF Wil Myers on the 10-day injured list. |
| CIN | Fernando Cruz | The Cincinnati Reds activated RHP Fernando Cruz from the 15-day injured list. |
| CIN | Will Benson | The Cincinnati Reds recalled OF Will Benson from the minors. |
| NYY | Nick Ramirez | The New York Yankees optioned LHP Nick Ramirez to the minors. |
| LAD | Tayler Scott | The Los Angeles Dodgers optioned RHP Tayler Scott to the minors. |
| TOR | Julian Fernandez | The Toronto Blue Jays released RHP Julian Fernández. |
2023-05-25
| ARI | Jake McCarthy | The Arizona Diamondbacks recalled OF Jake McCarthy from the minors. |
| CHC | Eric Hosmer | The Chicago Cubs released INF Eric Hosmer. |
| ARI | Dominic Fletcher | The Arizona Diamondbacks optioned OF Dominic Fletcher to the minors. |
| LAD | Wander Suero | The Los Angeles Dodgers sent RHP Wander Suero outright to the minors. |
| NYM | Tomas Nido | The New York Mets activated C Tomás Nido from the 10-day injured list. |
| NYM | Gary Sanchez | The New York Mets designated C Gary Sánchez for assignment. |
| MIL | Jake Cousins | The Milwaukee Brewers optioned RHP Jake Cousins to the minors. |
| ATL | Michael Tonkin | The Atlanta Braves placed RHP Michael Tonkin on the 15-day injured list retroactive to May 24 with a strained neck. |
| ATL | Dylan Dodd | The Atlanta Braves recalled LHP Dylan Dodd from the minors. |
| MIL | Julio Teheran | The Milwaukee Brewers signed RHP Julio Teheran. |
| CHC | Nick Madrigal | The Chicago Cubs optioned INF Nick Madrigal to the minors. |
| CHC | Kyle Hendricks | The Chicago Cubs activated RHP Kyle Hendricks from the 15-day injured list. |
| KC | Nate Eaton | The Kansas City Royals optioned OF Nate Eaton to the minors. |
| TB | Ben Heller | The Tampa Bay Rays optioned RHP Ben Heller to the minors. |
| TB | Jake Diekman | The Tampa Bay Rays reinstated Jake Diekman from the Paternity Leave list. |
| TB | Calvin Faucher | The Tampa Bay Rays recalled RHP Calvin Faucher from the minors. |
2023-05-24
| SD | Adam Engel | The San Diego Padres released OF Adam Engel. |
| SF | Phoenix Sanders | The San Francisco Giants signed RHP Phoenix Sanders to a minor league contract. |
| COL | Fernando Abad | The Colorado Rockies released LHP Fernando Abad. |
| LAA | Brett Phillips | The Los Angeles Angels sent outright OF Brett Phillips to the minors. |
| TB | Ben Heller | The Tampa Bay Rays selected the contract of RHP Ben Heller from the minors. |
| TB | Zack Littell | The Tampa Bay Rays placed RHP Zack Littell on the 15-day injured list. |
| TB | Vidal Brujan | The Tampa Bay Rays recalled INF Vidal Bruján from the minors. |
| CHC | Javier Assad | The Chicago Cubs recalled RHP Javier Assad from the minors. |
| CIN | Silvino Bracho | The Cincinnati Reds designated RHP Silvino Bracho for assignment. |
| TB | Zack Burdi | The Tampa Bay Rays designated RHP Zack Burdi for assignment. |
| SEA | Pedro Severino | The Seattle Mariners signed C Pedro Severino to a minor league contract. |
2023-05-23
| BAL | Ben DeLuzio | The Baltimore Orioles signed OF Ben DeLuzio to a minors contract. |
| PIT | Miguel Andujar | The Pittsburgh Pirates sent outright OF Miguel Andujar to the minors. |
| LAD | Tyler Cyr | The Los Angeles Dodgers placed RHP Tyler Cyr on the 15-day injured list. |
| LAD | Dustin May | The Los Angeles Dodgers transferred RHP Dustin May to the 60-day injured list. |
| MIA | Johnny Cueto | The Miami Marlins transferred RHP Johnny Cueto to the 60-day injured list. |
| LAD | Tayler Scott | The Los Angeles Dodgers recalled RHP Tayler Scott from the minors. |
| MIA | Jonathan Davis | The Miami Marlins selected OF Jonathan Davis from the minors. |
| MIA | Peyton Burdick | The Miami Marlins optioned OF Peyton Burdick to the minors. |
| TOR | Thomas Hatch | The Toronto Blue Jays optioned RHP Thomas Hatch to the minors. |
| TOR | Otto Lopez | The Toronto Blue Jays optioned INF Otto Lopez to the minors. |
| TOR | Adam Cimber | The Toronto Blue Jays activated RHP Adam Cimber from the 15-day injured list. |
| OAK | Trevor May | The Oakland Athletics activated RHP Trevor May from the 15-day injured list. |
| TOR | Ernie Clement | The Toronto Blue Jays selected INF Ernie Clement from the minors. |
| TOR | Mitch White | The Toronto Blue Jays transfered RHP Mitch White to the 60-day injured list. |
| OAK | Kyle Muller | The Oakland Athletics optioned LHP Kyle Muller to the minors. |
| MIN | Trevor Larnach | The Minnesota Twins placed OF Trevor Larnach on the 10-day injured list. |
| KC | Nick Wittgren | The Kansas City Royals selected RHP Nick Wittgren from the minors. |
| KC | Nick Wittgren | The Kansas City Royals selected RHP Nick Wittgren from the minors. |
| MIN | Matt Wallner | The Minnesota Twins recalled OF Matt Wallner from the minors. |
| KC | Max Castillo | The Kansas City Royals optioned RHP Max Castillo to the minors. |
| CIN | Will Benson | The Cincinnati Reds optioned OF Will Benson to the minors. |
| CIN | TJ Friedl | The Cincinnati Reds activated OF TJ Friedl from the 10-day injured list. |
| PHI | Andrew Bellatti | The Philadelphia Phillies optioned RHP Andrew Bellatti to the minors. |
| PHI | Dylan Covey | The Philadelphia Phillies recalled RHP Dylan Covey from the minors. |
2023-05-22
| NYM | Josh Walker | The New York Mets optioned LHP Josh Walker to the minors. |
| LAD | Wander Suero | The Los Angeles Dodgers designated RHP Wander Suero for assignment. |
| LAD | Tayler Scott | The Los Angeles Dodgers selected the contract of RHP Tayler Scott from the minors. |
| BOS | Brennan Bernardino | The Boston Red Sox recalled LHP Brennan Bernardino from the minors. |
| BOS | Richard Bleier | The Boston Red Sox placed LHP Richard Bleier on the 15-day injured list with shoulder inflammation. |
| LAD | Gavin Stone | The Los Angeles Dodgers recalled RHP Gavin Stone from the minors. |
| LAD | Clayton Kershaw | The Los Angeles Dodgers placed LHP Clayton Kershaw on the bereavement list. |
| OAK | Seth Brown | The Oakland Athletics activated OF Seth Brown from the 10-day injured list. |
| TOR | Santiago Espinal | The Toronto Blue Jays placed INF Santiago Espinal on the 10-day injured list. |
| MIA | Jonathan Davis | The Detroit Tigers traded OF Jonathan Davis to the Miami Marlins. |
| TOR | Otto Lopez | The Toronto Blue Jays recalled INF Otto Lopez from the minors. |
| HOU | Parker Mushinski | The Houston Astros activated LHP Parker Mushinski from the 15-day injured list. |
| OAK | Jordan Diaz | The Oakland Athletics optioned INF Jordan Diaz to the minors. |
| HOU | Matt Gage | The Houston Astros optioned LHP Matt Gage to the minors. |
| MIL | Tyson Miller | The Milwaukee Brewers recalled RHP Tyson Miller from the minors. |
| KC | Hunter Dozier | The Kansas City Royals designated INF Hunter Dozier for assignment. |
| LAD | Gus Varland | The Milwaukee Brewers returned RHP Gus Varland to the Los Angeles Dodgers. |
| MIL | Eric Lauer | The Milwaukee Brewers placed LHP Eric Lauer on the 15-day injured list with right should impingement retroactive to May 21. |
| KC | Nicky Lopez | The Kansas City Royals activated INF Nicky Lopez from the 10-day injured list. |
| CLE | Tim Herrin | The Cleveland Guardians optioned LHP Tim Herrin to the minors. |
| CLE | Hunter Gaddis | The Cleveland Guardians recalled RHP Hunter Gaddis from the minors. |
| CLE | Bo Naylor | The Cleveland Guardians optioned C Bo Naylor to the minors. |
| TB | Jake Diekman | The Tampa Bay Rays placed LHP Jake Diekman on the Paternity Leave list. |
| TB | Zack Burdi | The Tampa Bay Rays recalled RHP Zack Burdi from the minors. |
| TEX | Jacob Barnes | The Texas Rangers released RHP Jacob Barnes. |
| OAK | Zach Neal | The Oakland Athletics sent RHP Zach Neal outright to the minors. |
