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Every official 2018 MLB transaction involving the Arizona Diamondbacks on either side of the move: 167 trades, signings and releases dated and grouped by month, with MLB’s own description of each move. Both directions are covered: 156 moves land with the Diamondbacks and 11 depart from them.
Showing 167 of 167 Arizona Diamondbacks transactions
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Mar 24, 2019 | Trade | Robby Scott | Cincinnati Reds | Arizona Diamondbacks | Cincinnati Reds traded LHP Robby Scott to Arizona Diamondbacks for cash. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Dec 20, 2018 | Signed as free agent | Ryan Newell | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Ryan Newell to a minor league contract and invited him to spring training. |
| Dec 17, 2018 | Signed as free agent | Jose Marcano | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent 2B Jose Marcano to a minor league contract. |
| Dec 17, 2018 | Signed as free agent | Andreuris Meran | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Andreuris Meran to a minor league contract. |
| Dec 14, 2018 | Signed as free agent | Gustavo Del Pozo | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Gustavo Del Pozo to a minor league contract. |
| Dec 14, 2018 | Signed as free agent | Matt Szczur | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent CF Matt Szczur to a minor league contract and invited him to spring training. |
| Dec 14, 2018 | Signed as free agent | Jaron Long | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Jaron Long to a minor league contract and invited him to spring training. |
| Dec 13, 2018 | Signed as free agent | Vinny Nittoli | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Vinny Nittoli to a minor league contract and invited him to spring training. |
| Dec 5, 2018 | Trade | Luke Weaver | St. Louis Cardinals | Arizona Diamondbacks | Arizona Diamondbacks traded 1B Paul Goldschmidt to St. Louis Cardinals for C Carson Kelly, RHP Luke Weaver, 2B Andy Young and Future Considerations. |
| Dec 4, 2018 | Signed as free agent | Merrill Kelly | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Merrill Kelly. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Nov 26, 2018 | Signed as free agent | Rob Refsnyder | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent OF Rob Refsnyder to a minor league contract and invited him to spring training. |
| Nov 26, 2018 | Signed as free agent | Kelby Tomlinson | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent SS Kelby Tomlinson to a minor league contract and invited him to spring training. |
| Nov 12, 2018 | Signed as free agent | Tyler Heineman | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent C Tyler Heineman to a minor league contract and invited him to spring training. |
| Nov 12, 2018 | Signed as free agent | Wyatt Mathisen | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent 3B Wyatt Mathisen to a minor league contract and invited him to spring training. |
| Nov 12, 2018 | Signed as free agent | Andrew Aplin | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent CF Andrew Aplin to a minor league contract and invited him to spring training. |
| Nov 6, 2018 | Signed as free agent | Abraham Almonte | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent OF Abraham Almonte to a minor league contract and invited him to spring training. |
| Nov 3, 2018 | Signed as free agent | Bryan Castillo | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Bryan Castillo to a minor league contract. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Oct 30, 2018 | Signed as free agent | Chris Iriart | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent 1B Chris Iriart to a minor league contract. |
| Oct 17, 2018 | Signed as free agent | Juan Gonzalez | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Juan Gonzalez to a minor league contract. |
| Oct 12, 2018 | Signed as free agent | Shane Watson | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Shane Watson to a minor league contract and invited him to spring training. |
| Oct 8, 2018 | Signed as free agent | Jesus Balaguer | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Jesus Balaguer to a minor league contract. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Sep 18, 2018 | Signed as free agent | Miguel Gil | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Miguel Gil to a minor league contract. |
| Sep 10, 2018 | Signed as free agent | Edgar Isea | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Edgar Isea to a minor league contract. |
| Sep 10, 2018 | Signed as free agent | Luis Mendoza | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Luis Mendoza to a minor league contract. |
| Sep 10, 2018 | Signed as free agent | Jheyson Perez | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Jheyson Perez to a minor league contract. |
| Sep 10, 2018 | Signed as free agent | Gabriel Tapia | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Gabriel Tapia to a minor league contract. |
| Sep 6, 2018 | Trade | Patrick Kivlehan | New York Mets | Arizona Diamondbacks | New York Mets traded RF Patrick Kivlehan to Arizona Diamondbacks for cash. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Aug 30, 2018 | Trade | Kristopher Negrón | Arizona Diamondbacks | Seattle Mariners | Arizona Diamondbacks traded 2B Kristopher Negron to Seattle Mariners for cash. |
| Aug 30, 2018 | Trade | Chris Stewart | Atlanta Braves | Arizona Diamondbacks | Atlanta Braves traded C Chris Stewart to Arizona Diamondbacks for cash. |
| Aug 29, 2018 | Signed as free agent | Hamilton Andujar | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Hamilton Andujar to a minor league contract. |
| Aug 29, 2018 | Signed as free agent | Jean Marcelino | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Jean Marcelino to a minor league contract. |
| Aug 24, 2018 | Signed as free agent | Shumpei Yoshikawa | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Shumpei Yoshikawa to a minor league contract. |
| Aug 21, 2018 | Signed as free agent | Jason Creasy | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Jason Creasy to a minor league contract. |
| Aug 18, 2018 | Signed as free agent | Randall Delgado | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Randall Delgado to a minor league contract. |
| Aug 17, 2018 | Trade | Joshua Javier | Arizona Diamondbacks | Texas Rangers | Arizona Diamondbacks traded LHP Joshua Javier to Texas Rangers. |
| Aug 7, 2018 | Signed as free agent | Yoscar Pimentel | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Yoscar Pimentel to a minor league contract. |
| Aug 4, 2018 | Released | Jorge De La Rosa | — | Arizona Diamondbacks | Arizona Diamondbacks released LHP Jorge De La Rosa. |
| Aug 3, 2018 | Signed as free agent | Sebastian Kessay | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent LHP Sebastian Kessay to a minor league contract. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Jul 31, 2018 | Trade | Brad Ziegler | Miami Marlins | Arizona Diamondbacks | Miami Marlins traded RHP Brad Ziegler to Arizona Diamondbacks for RHP Tommy Eveld. |
| Jul 31, 2018 | Trade | Jake Diekman | Texas Rangers | Arizona Diamondbacks | Texas Rangers traded LHP Jake Diekman to Arizona Diamondbacks for RHP Wei-Chieh Huang and Player To Be Named Later. |
| Jul 31, 2018 | Released | Randall Delgado | — | Arizona Diamondbacks | Arizona Diamondbacks released RHP Randall Delgado. |
| Jul 30, 2018 | Signed as free agent | Deivis Vegas | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent C Deivis Vegas to a minor league contract. |
| Jul 27, 2018 | Trade | Eduardo Escobar | Minnesota Twins | Arizona Diamondbacks | Minnesota Twins traded SS Eduardo Escobar to Arizona Diamondbacks for RF Ernie De La Trinidad, RF Gabriel Maciel and RHP Jhoan Duran. |
| Jul 25, 2018 | Trade | Matt Andriese | Tampa Bay Rays | Arizona Diamondbacks | Tampa Bay Rays traded RHP Matt Andriese to Arizona Diamondbacks for C Michael Perez and RHP Brian Shaffer. |
| Jul 21, 2018 | Signed as free agent | Jose Garcia | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent LHP Jose Garcia to a minor league contract. |
| Jul 21, 2018 | Signed as free agent | Danyer Sanabria | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent CF Danyer Sanabria to a minor league contract. |
| Jul 16, 2018 | Signed as free agent | Barry Enright | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Barry Enright to a minor league contract. |
| Jul 12, 2018 | Signed as free agent | Troy Scribner | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Troy Scribner to a minor league contract. |
| Jul 9, 2018 | Released | Fernando Salas | — | Arizona Diamondbacks | Arizona Diamondbacks released RHP Fernando Salas. |
| Jul 2, 2018 | Released | Troy Scribner | — | Arizona Diamondbacks | Arizona Diamondbacks released RHP Troy Scribner. |
| Jul 2, 2018 | Signed as free agent | Mauricio Bascunan | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Mauricio Bascunan to a minor league contract. |
| Jul 2, 2018 | Signed as free agent | Jose Bohorquez | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Jose Bohorquez to a minor league contract. |
| Jul 2, 2018 | Signed as free agent | Ricardo Caldera | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent C Ricardo Caldera to a minor league contract. |
| Jul 2, 2018 | Signed as free agent | Angel Colina | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent C Angel Colina to a minor league contract. |
| Jul 2, 2018 | Signed as free agent | Dairon Cuevas | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent SS Dairon Cuevas to a minor league contract. |
| Jul 2, 2018 | Signed as free agent | Learsi Delgado | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent SS Learsi Delgado to a minor league contract. |
| Jul 2, 2018 | Signed as free agent | Jeferson Espinal | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent CF Jeferson Espinal to a minor league contract. |
| Jul 2, 2018 | Signed as free agent | Cristian Estrella | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent OF Cristian Estrella to a minor league contract. |
| Jul 2, 2018 | Signed as free agent | Asdrubal Martinez | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent CF Asdrubal Martinez to a minor league contract. |
| Jul 2, 2018 | Signed as free agent | Teofilo Mendez | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent SS Teofilo Mendez to a minor league contract. |
| Jul 2, 2018 | Signed as free agent | Ronald Roman | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent LHP Ronald Roman to a minor league contract. |
| Jul 2, 2018 | Signed as free agent | Edward Romero | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent SS Edward Romero to a minor league contract. |
| Jul 2, 2018 | Signed as free agent | Mario Mendez | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent OF Mario Mendez to a minor league contract. |
| Jul 2, 2018 | Signed as free agent | Luis Rubio | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent SS Luis Rubio to a minor league contract. |
| Jul 2, 2018 | Signed as free agent | Aderlyn Silverio | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Aderlyn Silverio to a minor league contract. |
| Jul 2, 2018 | Signed as free agent | Carlos Telleria | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Carlos Telleria to a minor league contract. |
| Jul 2, 2018 | Signed as free agent | Daniel Torres | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent SS Daniel Torres to a minor league contract. |
| Jul 2, 2018 | Signed as free agent | Alvin Guzman | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent CF Alvin Guzman to a minor league contract. |
| Jul 2, 2018 | Signed as free agent | Abraham Calzadilla | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Abraham Calzadilla to a minor league contract. |
| Jul 2, 2018 | Signed as free agent | Diomede Sierra | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent LHP Diomede Sierra to a minor league contract. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Jun 30, 2018 | Signed | L.T. Tolbert | — | Arizona Diamondbacks | Arizona Diamondbacks signed SS L.T. Tolbert. |
| Jun 27, 2018 | Signed as free agent | Stefan Crichton | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Stefan Crichton to a minor league contract. |
| Jun 26, 2018 | Signed | Matt Mercer | — | Arizona Diamondbacks | Arizona Diamondbacks signed RHP Matt Mercer. |
| Jun 26, 2018 | Signed | Ryan Miller | — | Arizona Diamondbacks | Arizona Diamondbacks signed RHP Ryan Miller. |
| Jun 23, 2018 | Released | Stefan Crichton | — | Arizona Diamondbacks | Arizona Diamondbacks released RHP Stefan Crichton. |
| Jun 22, 2018 | Signed | Travis Moths | — | Arizona Diamondbacks | Arizona Diamondbacks signed RHP Travis Moths. |
| Jun 22, 2018 | Signed | Tyler Holton | — | Arizona Diamondbacks | Arizona Diamondbacks signed LHP Tyler Holton. |
| Jun 21, 2018 | Signed | Nick Dalesandro | — | Arizona Diamondbacks | Arizona Diamondbacks signed C Nick Dalesandro. |
| Jun 19, 2018 | Signed | David Garza | — | Arizona Diamondbacks | Arizona Diamondbacks signed SS David Garza. |
| Jun 15, 2018 | Signed as free agent | Jose Alcantara | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Jose Alcantara to a minor league contract. |
| Jun 15, 2018 | Signed as free agent | Lesther De Jesus | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent LHP Lesther De Jesus to a minor league contract. |
| Jun 14, 2018 | Signed | Blake Workman | — | Arizona Diamondbacks | Arizona Diamondbacks signed RHP Blake Workman. |
| Jun 13, 2018 | Signed as free agent | Alejandro Peguero | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent SS Alejandro Alcide to a minor league contract. |
| Jun 13, 2018 | Signed as free agent | Pablo Pimentel | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Pablo Pimentel to a minor league contract. |
| Jun 13, 2018 | Signed as free agent | Zach Hoffpauir | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent OF Zach Hoffpauir to a minor league contract. |
| Jun 13, 2018 | Signed as free agent | Jander Dilone | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent LHP Jander Dilone to a minor league contract. |
| Jun 12, 2018 | Signed | Erin Baldwin | — | Arizona Diamondbacks | Arizona Diamondbacks signed RHP Erin Baldwin. |
| Jun 12, 2018 | Signed | Justin Garcia | — | Arizona Diamondbacks | Arizona Diamondbacks signed RHP Justin Garcia. |
| Jun 12, 2018 | Signed as free agent | Tyler Jandron | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent LHP Tyler Jandron to a minor league contract. |
| Jun 12, 2018 | Signed as free agent | Matt Ladrech | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Matthew Ladrech to a minor league contract. |
| Jun 12, 2018 | Signed | Bryan Menendez | — | Arizona Diamondbacks | Arizona Diamondbacks signed RHP Bryan Menendez. |
| Jun 12, 2018 | Signed | Jacob Stevens | — | Arizona Diamondbacks | Arizona Diamondbacks signed RHP Jacob Stevens. |
| Jun 12, 2018 | Signed | Andy Toelken | — | Arizona Diamondbacks | Arizona Diamondbacks signed RHP Andy Toelken. |
| Jun 12, 2018 | Signed | Landon Whitson | — | Arizona Diamondbacks | Arizona Diamondbacks signed RHP Landon Whitson. |
| Jun 12, 2018 | Signed | Zack Shannon | — | Arizona Diamondbacks | Arizona Diamondbacks signed 1B Zack Shannon. |
| Jun 12, 2018 | Signed | Brian Christian | — | Arizona Diamondbacks | Arizona Diamondbacks signed RHP Brian Christian. |
| Jun 12, 2018 | Signed | Josh Green | — | Arizona Diamondbacks | Arizona Diamondbacks signed RHP Josh Green. |
| Jun 12, 2018 | Signed | Ethan Larrison | — | Arizona Diamondbacks | Arizona Diamondbacks signed RHP Ethan Larrison. |
| Jun 12, 2018 | Signed as free agent | Trevor McKenna | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent LHP Trevor McKenna to a minor league contract. |
| Jun 12, 2018 | Signed as free agent | Ryan Ricci | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent LHP Ryan Ricci to a minor league contract. |
| Jun 12, 2018 | Signed | Kyler Stout | — | Arizona Diamondbacks | Arizona Diamondbacks signed RHP Kyler Stout. |
| Jun 12, 2018 | Signed | Jake McCarthy | — | Arizona Diamondbacks | Arizona Diamondbacks signed OF Jake McCarthy. |
| Jun 12, 2018 | Signed | Alek Thomas | — | Arizona Diamondbacks | Arizona Diamondbacks signed OF Alek Thomas. |
| Jun 10, 2018 | Signed | Levi Kelly | — | Arizona Diamondbacks | Arizona Diamondbacks signed RHP Levi Kelly. |
| Jun 10, 2018 | Signed | Justin Lewis | — | Arizona Diamondbacks | Arizona Diamondbacks signed RHP Justin Lewis. |
| Jun 10, 2018 | Signed | Blaze Alexander | — | Arizona Diamondbacks | Arizona Diamondbacks signed SS Blaze Alexander. |
| Jun 10, 2018 | Signed | Joe Gillette | — | Arizona Diamondbacks | Arizona Diamondbacks signed 3B Joe Gillette. |
| Jun 10, 2018 | Signed | Jackson Goddard | — | Arizona Diamondbacks | Arizona Diamondbacks signed RHP Jackson Goddard. |
| Jun 10, 2018 | Signed | Ryan Weiss | — | Arizona Diamondbacks | Arizona Diamondbacks signed RHP Ryan Weiss. |
| Jun 8, 2018 | Signed as free agent | Carlos Penalver | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Carlos Penalver to a minor league contract. |
| Jun 8, 2018 | Signed | Daniel Wasinger | — | Arizona Diamondbacks | Arizona Diamondbacks signed C Daniel Wasinger. |
| Jun 8, 2018 | Signed | Marshawn Taylor | — | Arizona Diamondbacks | Arizona Diamondbacks signed SS Marshawn Taylor. |
| Jun 8, 2018 | Signed | Alex King | — | Arizona Diamondbacks | Arizona Diamondbacks signed SS Alex King. |
| Jun 6, 2018 | Trade | Gabe Speier | Arizona Diamondbacks | Kansas City Royals | Kansas City Royals traded LF Jon Jay to Arizona Diamondbacks for Elvis Luciano and Gabe Speier. |
| Jun 5, 2018 | Signed as free agent | Eduardo Perez | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent LHP Eduardo Perez to a minor league contract. |
| Jun 5, 2018 | Signed as free agent | Cristofer Ogando | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Cristofer Ogando to a minor league contract. |
| Jun 5, 2018 | Signed as free agent | Yaramil Hiraldo | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Yaramil Hiraldo to a minor league contract. |
| Jun 5, 2018 | Signed as free agent | Osvaldo Morel | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Osvaldo Morel to a minor league contract. |
| Jun 3, 2018 | Trade | Brad Goldberg | Chicago White Sox | Arizona Diamondbacks | Chicago White Sox traded RHP Brad Goldberg to Arizona Diamondbacks. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| May 28, 2018 | Signed as free agent | Eurys Henriquez | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent LHP Eurys Henriquez to a minor league contract. |
| May 24, 2018 | Signed as free agent | Henry Owens | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent LHP Henry Owens to a minor league contract. |
| May 23, 2018 | Signed as free agent | Jonathan Almonte | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Jonathan Almonte to a minor league contract. |
| May 18, 2018 | Signed as free agent | Victor Rodriguez | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent LHP Victor Rodriguez to a minor league contract. |
| May 15, 2018 | Trade | Josh Taylor | Arizona Diamondbacks | Boston Red Sox | Arizona Diamondbacks traded LHP Josh Taylor to Boston Red Sox. |
| May 11, 2018 | Signed as free agent | Michel Gelabert | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent LHP Michel Gelabert to a minor league contract. |
| May 11, 2018 | Signed as free agent | Alexander Amador | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent 3B Alexander Amador to a minor league contract. |
| May 9, 2018 | Signed as free agent | Julio Avendano | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Julio Avendano to a minor league contract. |
| May 5, 2018 | Signed as free agent | Clay Buchholz | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Clay Buchholz to a minor league contract. |
| May 1, 2018 | Trade | Sam McWilliams | Arizona Diamondbacks | Tampa Bay Rays | Arizona Diamondbacks traded LHP Colin Poche and RHP Sam McWilliams to Tampa Bay Rays. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Apr 23, 2018 | Signed as free agent | Jose Santamaria | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Jose Santamaria to a minor league contract. |
| Apr 23, 2018 | Signed as free agent | Brian Ellington | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Brian Ellington to a minor league contract. |
| Apr 22, 2018 | Trade | Edwin Quezada | Arizona Diamondbacks | Seattle Mariners | Arizona Diamondbacks traded RHP Edwin Quezada to Seattle Mariners for Future Considerations. |
| Apr 20, 2018 | Trade | Tyler Pill | Arizona Diamondbacks | Los Angeles Dodgers | Arizona Diamondbacks traded RHP Tyler Pill to Los Angeles Dodgers for cash. |
| Apr 14, 2018 | Signed as free agent | Pedro Sanchez | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent 2B Pedro Sanchez to a minor league contract. |
| Apr 10, 2018 | Trade | Jeremy Hazelbaker | Arizona Diamondbacks | Tampa Bay Rays | Arizona Diamondbacks traded CF Jeremy Hazelbaker to Tampa Bay Rays for cash. |
| Apr 7, 2018 | Signed | Robby Sexton | — | Arizona Diamondbacks | Arizona Diamondbacks signed LHP Robby Sexton. |
| Apr 2, 2018 | Trade | Stefan Crichton | Baltimore Orioles | Arizona Diamondbacks | Baltimore Orioles traded RHP Stefan Crichton to Arizona Diamondbacks for cash. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Mar 27, 2018 | Signed as free agent | Jason Carmona | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Jason Carmona to a minor league contract. |
| Mar 26, 2018 | Released | Chris Herrmann | — | Arizona Diamondbacks | Arizona Diamondbacks released C Chris Herrmann. |
| Mar 25, 2018 | Trade | Ramón Flores | Arizona Diamondbacks | Boston Red Sox | Arizona Diamondbacks traded OF Ramon Flores to Boston Red Sox. |
| Mar 24, 2018 | Trade | Deven Marrero | Boston Red Sox | Arizona Diamondbacks | Boston Red Sox traded 3B Deven Marrero to Arizona Diamondbacks for Player To Be Named Later. |
| Mar 24, 2018 | Trade | Ronnie Freeman | Arizona Diamondbacks | San Francisco Giants | Arizona Diamondbacks traded C Ronnie Freeman to San Francisco Giants. |
| Mar 23, 2018 | Signed as free agent | Carlos Meza | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent LHP Carlos Meza to a minor league contract. |
| Mar 20, 2018 | Released | Antonio Bastardo | — | Arizona Diamondbacks | Arizona Diamondbacks released LHP Antonio Bastardo. |
| Mar 18, 2018 | Trade | Anthony Banda | Arizona Diamondbacks | Tampa Bay Rays | Arizona Diamondbacks Traded 3B Brandon Drury to New York Yankees; New York Yankees Traded Taylor Widener to Arizona Diamondbacks; New York Yankees Traded Nick Solak to Tampa Bay Rays; Tampa Bay Rays Traded RF Steven Souza Jr. to Arizona Diamondbacks and Arizona Diamondbacks Traded LHP Anthony Banda and Player To Be Named Later to Tampa Bay Rays. |
| Mar 18, 2018 | Released | Josh Thole | — | Arizona Diamondbacks | Arizona Diamondbacks released C Josh Thole. |
| Mar 16, 2018 | Signed as free agent | Bryam Pena | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Bryam Pena to a minor league contract. |
| Mar 15, 2018 | Signed as free agent | Gabriel Vilera | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Gabriel Vilera to a minor league contract. |
| Mar 5, 2018 | Signed as free agent | Anthony Recker | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent C Anthony Recker to a minor league contract and invited him to spring training. |
| Mar 5, 2018 | Signed as free agent | Justin Martinez | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Justin Martinez to a minor league contract. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Feb 24, 2018 | Signed as free agent | Petter Caty | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Petter Caty to a minor league contract. |
| Feb 24, 2018 | Signed as free agent | Roaldo Carvajal | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Roaldo Carvajal to a minor league contract. |
| Feb 24, 2018 | Signed as free agent | Carlos Goris | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent CF Carlos Goris to a minor league contract. |
| Feb 19, 2018 | Signed as free agent | Jarrod Dyson | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RF Jarrod Dyson. |
| Feb 17, 2018 | Signed as free agent | Kelly Dugan | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent OF Kelly Dugan to a minor league contract. |
| Feb 2, 2018 | Signed as free agent | Jayson McKinley | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Jayson McKinley to a minor league contract. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Jan 31, 2018 | Signed as free agent | Alex Avila | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent C Alex Avila. |
| Jan 29, 2018 | Signed as free agent | Neftalí Feliz | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Neftali Feliz to a minor league contract and invited him to spring training. |
| Jan 22, 2018 | Signed as free agent | Kris Medlen | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Kris Medlen to a minor league contract and invited him to spring training. |
| Jan 21, 2018 | Signed as free agent | Michael Blazek | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Michael Blazek to a minor league contract and invited him to spring training. |
| Jan 21, 2018 | Signed as free agent | Antonio Bastardo | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent LHP Antonio Bastardo to a minor league contract and invited him to spring training. |
| Jan 20, 2018 | Signed as free agent | Fernando Salas | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Fernando Salas to a minor league contract and invited him to spring training. |
| Jan 9, 2018 | Signed as free agent | Ramón Flores | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent OF Ramon Flores to a minor league contract and invited him to spring training. |
| Jan 9, 2018 | Signed as free agent | César Puello | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent OF Cesar Puello to a minor league contract and invited him to spring training. |
| Jan 5, 2018 | Signed as free agent | Manuel Garcia | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent C Manuel Garcia to a minor league contract. |
| Jan 5, 2018 | Signed as free agent | Rael Santos | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent RHP Rael Santos to a minor league contract. |
| Jan 3, 2018 | Signed as free agent | Josh Prince | — | Arizona Diamondbacks | Arizona Diamondbacks signed free agent 2B Josh Prince to a minor league contract. |
Every row is captured from MLB’s official StatsAPI transactions feed with MLB’s published description unedited. A trade appears on both clubs’ pages for the season; signings include both major-league and minor-league contracts signed with the club; injury-list moves and minor-league affiliate-only transactions are outside this archive’s scope.
Transaction data: official MLB StatsAPI. Data provided by MLB Advanced Media. Archived and published by Legends Deck. Kept transaction types: Trade, Signed, Signed as free agent, Released.