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Every official 2015 MLB transaction involving the Baltimore Orioles on either side of the move: 154 trades, signings and releases dated and grouped by month, with MLB’s own description of each move. Both directions are covered: 148 moves land with the Orioles and 6 depart from them.
Showing 154 of 154 Baltimore Orioles transactions
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Aug 30, 2016 | Signed | Jason Heinrich | — | Baltimore Orioles | Baltimore Orioles signed Jason Heinrich. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Apr 1, 2016 | Trade | Francisco Peña | Kansas City Royals | Baltimore Orioles | Kansas City Royals traded C Francisco Pena to Baltimore Orioles for cash. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Dec 27, 2015 | Signed as free agent | Paul Demny | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Paul Demny to a minor league contract. |
| Dec 23, 2015 | Signed as free agent | Hyun Soo Kim | — | Baltimore Orioles | Baltimore Orioles signed free agent LF Hyun Soo Kim. |
| Dec 16, 2015 | Signed as free agent | Bobby Bundy | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Bobby Bundy to a minor league contract. |
| Dec 15, 2015 | Signed as free agent | Alfredo Marte | — | Baltimore Orioles | Baltimore Orioles signed free agent LF Alfredo Marte to a minor league contract and invited him to spring training. |
| Dec 15, 2015 | Signed as free agent | Xavier Avery | — | Baltimore Orioles | Baltimore Orioles signed free agent LF Xavier Avery to a minor league contract. |
| Dec 14, 2015 | Signed as free agent | Darren O'Day | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Darren O'Day. |
| Dec 14, 2015 | Signed as free agent | Terry Doyle | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Terry Doyle to a minor league contract. |
| Dec 11, 2015 | Trade | Zach Kapstein | Boston Red Sox | Baltimore Orioles | Boston Red Sox traded C Zach Kapstein to Baltimore Orioles for cash. |
| Dec 5, 2015 | Signed as free agent | Jeff Beliveau | — | Baltimore Orioles | Baltimore Orioles signed free agent LHP Jeff Beliveau to a minor league contract and invited him to spring training. |
| Dec 4, 2015 | Signed as free agent | Jason Stoffel | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Jason Stoffel to a minor league contract. |
| Dec 4, 2015 | Signed as free agent | Zack Dodson | — | Baltimore Orioles | Baltimore Orioles signed free agent LHP Zack Dodson to a minor league contract. |
| Dec 4, 2015 | Signed as free agent | Rubi Silva | — | Baltimore Orioles | Baltimore Orioles signed free agent RF Rubi Silva to a minor league contract. |
| Dec 2, 2015 | Trade | C.J. Riefenhauser | Seattle Mariners | Baltimore Orioles | Baltimore Orioles traded C Steve Clevenger to Seattle Mariners for RF Mark Trumbo and LHP C.J. Riefenhauser. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Nov 26, 2015 | Signed as free agent | Pedro Beato | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Pedro Beato to a minor league contract and invited him to spring training. |
| Nov 25, 2015 | Trade | L.J. Hoes | Houston Astros | Baltimore Orioles | Houston Astros traded LF L.J. Hoes to Baltimore Orioles for cash. |
| Nov 25, 2015 | Signed as free agent | Todd Redmond | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Todd Redmond to a minor league contract and invited him to spring training. |
| Nov 24, 2015 | Signed as free agent | Ji Man Choi | — | Baltimore Orioles | Baltimore Orioles signed free agent 1B Ji-Man Choi to a minor league contract. |
| Nov 19, 2015 | Signed as free agent | Joel Polanco | — | Baltimore Orioles | Baltimore Orioles signed free agent C Joel Polanco to a minor league contract. |
| Nov 19, 2015 | Signed as free agent | Shawn McGill | — | Baltimore Orioles | Baltimore Orioles signed free agent C Shawn McGill to a minor league contract. |
| Nov 18, 2015 | Signed as free agent | Pedro Perez | — | Baltimore Orioles | Baltimore Orioles signed free agent C Pedro Perez to a minor league contract. |
| Nov 17, 2015 | Signed as free agent | Zach Booker | — | Baltimore Orioles | Baltimore Orioles signed free agent C Zach Booker to a minor league contract. |
| Nov 16, 2015 | Signed as free agent | Steve Tolleson | — | Baltimore Orioles | Baltimore Orioles signed free agent 2B Steve Tolleson to a minor league contract. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Oct 29, 2015 | Signed as free agent | Cesar Cabral | — | Baltimore Orioles | Baltimore Orioles signed free agent LHP Cesar Cabral to a minor league contract and invited him to spring training. |
| Oct 23, 2015 | Signed as free agent | Adam Kolarek | — | Baltimore Orioles | Baltimore Orioles signed free agent LHP Adam Kolarek to a minor league contract. |
| Oct 14, 2015 | Signed as free agent | Michael Zouzalik | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Michael Zouzalik to a minor league contract. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Sep 21, 2015 | Signed as free agent | Santiago Garrido | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Santiago Garrido to a minor league contract. |
| Sep 2, 2015 | Signed as free agent | Marcos Estevez | — | Baltimore Orioles | Baltimore Orioles signed free agent OF Marcos Estevez to a minor league contract. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Aug 29, 2015 | Signed as free agent | Alex Wells | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Alex Wells to a minor league contract. |
| Aug 28, 2015 | Signed as free agent | Jean Alvarado | — | Baltimore Orioles | Baltimore Orioles signed free agent C Jean Alvarado to a minor league contract. |
| Aug 28, 2015 | Signed as free agent | Bryan Ciriaco | — | Baltimore Orioles | Baltimore Orioles signed free agent 3B Bryan Ciriaco to a minor league contract. |
| Aug 28, 2015 | Signed as free agent | Malek Joubas | — | Baltimore Orioles | Baltimore Orioles signed free agent OF Malek Joubas to a minor league contract. |
| Aug 27, 2015 | Signed as free agent | Kipper Briceno | — | Baltimore Orioles | Baltimore Orioles signed free agent SS Kipper Briceno to a minor league contract. |
| Aug 27, 2015 | Signed as free agent | Jose Sanchez | — | Baltimore Orioles | Baltimore Orioles signed free agent SS Jose Sanchez to a minor league contract. |
| Aug 24, 2015 | Signed as free agent | Fernando Ayala | — | Baltimore Orioles | Baltimore Orioles signed free agent C Fernando Ayala to a minor league contract. |
| Aug 24, 2015 | Signed as free agent | Frank Gonzalez | — | Baltimore Orioles | Baltimore Orioles signed free agent SS Frank Gonzalez to a minor league contract. |
| Aug 24, 2015 | Signed as free agent | Carlos Mendez | — | Baltimore Orioles | Baltimore Orioles signed free agent C Carlos Mendez to a minor league contract. |
| Aug 19, 2015 | Signed as free agent | Mike Belfiore | — | Baltimore Orioles | Baltimore Orioles signed free agent LHP Mike Belfiore to a minor league contract. |
| Aug 15, 2015 | Released | Travis Snider | — | Baltimore Orioles | Baltimore Orioles released LF Travis Snider. |
| Aug 11, 2015 | Trade | Matt Buschmann | Cincinnati Reds | Baltimore Orioles | Cincinnati Reds traded RHP Matt Buschmann to Baltimore Orioles for cash. |
| Aug 9, 2015 | Signed as free agent | Nick Additon | — | Baltimore Orioles | Baltimore Orioles signed free agent LHP Nick Additon to a minor league contract. |
| Aug 9, 2015 | Signed as free agent | Gillian Wernet | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Gillian Wernet to a minor league contract. |
| Aug 8, 2015 | Released | Bud Norris | — | Baltimore Orioles | Baltimore Orioles released RHP Bud Norris. |
| Aug 4, 2015 | Signed as free agent | Andrew Robinson | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Andrew Robinson to a minor league contract. |
| Aug 2, 2015 | Signed as free agent | Sean Bierman | — | Baltimore Orioles | Baltimore Orioles signed free agent LHP Sean Bierman to a minor league contract. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Jul 31, 2015 | Trade | Zach Davies | Baltimore Orioles | Milwaukee Brewers | Milwaukee Brewers traded LF Gerardo Parra to Baltimore Orioles for RHP Zach Davies. |
| Jul 31, 2015 | Trade | Junior Lake | Chicago Cubs | Baltimore Orioles | Baltimore Orioles traded RHP Tommy Hunter to Chicago Cubs for RF Junior Lake. |
| Jul 22, 2015 | Signed as free agent | Nichel Alcantara | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Nichel Alcantara to a minor league contract. |
| Jul 22, 2015 | Released | Wesley Wright | — | Baltimore Orioles | Baltimore Orioles released LHP Wesley Wright. |
| Jul 21, 2015 | Signed as free agent | Dana Eveland | — | Baltimore Orioles | Baltimore Orioles signed free agent LHP Dana Eveland to a minor league contract. |
| Jul 20, 2015 | Signed as free agent | Guiyuan Xu | — | Baltimore Orioles | Baltimore Orioles signed free agent 1B Gui Yuan Xu to a minor league contract. |
| Jul 17, 2015 | Signed as free agent | Andy Oliver | — | Baltimore Orioles | Baltimore Orioles signed free agent LHP Andy Oliver to a minor league contract. |
| Jul 17, 2015 | Signed | Kirvin Moesquit | — | Baltimore Orioles | Baltimore Orioles signed 2B Kirvin Moesquit. |
| Jul 9, 2015 | Released | Delmon Young | — | Baltimore Orioles | Baltimore Orioles released RF Delmon Young. |
| Jul 8, 2015 | Signed | Chris Shaw | — | Baltimore Orioles | Baltimore Orioles signed C Chris Shaw. |
| Jul 5, 2015 | Signed | Ryan McKenna | — | Baltimore Orioles | Baltimore Orioles signed OF Ryan McKenna. |
| Jul 2, 2015 | Signed | Juan Echevarria | — | Baltimore Orioles | Baltimore Orioles signed RHP Juan Echevarria. |
| Jul 2, 2015 | Signed as free agent | Yaisel Mederos | — | Baltimore Orioles | Baltimore Orioles signed free agent 1B Yaisel Mederos to a minor league contract. |
| Jul 1, 2015 | Signed as free agent | Chris Perez | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Chris Perez to a minor league contract. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Jun 30, 2015 | Signed | Xavier Borde | — | Baltimore Orioles | Baltimore Orioles signed LHP Xavier Borde. |
| Jun 30, 2015 | Signed | Steven Klimek | — | Baltimore Orioles | Baltimore Orioles signed RHP Steven Klimek. |
| Jun 30, 2015 | Signed | Will Shepley | — | Baltimore Orioles | Baltimore Orioles signed LHP Will Shepley. |
| Jun 30, 2015 | Signed | Kory Groves | — | Baltimore Orioles | Baltimore Orioles signed RHP Kory Groves. |
| Jun 29, 2015 | Signed | Nick Vespi | — | Baltimore Orioles | Baltimore Orioles signed LHP Nick Vespi. |
| Jun 29, 2015 | Signed | Rocky McCord | — | Baltimore Orioles | Baltimore Orioles signed RHP Rocky McCord. |
| Jun 29, 2015 | Signed | Michael Costello | — | Baltimore Orioles | Baltimore Orioles signed RHP Michael Costello. |
| Jun 28, 2015 | Signed | DJ Stewart | — | Baltimore Orioles | Baltimore Orioles signed CF D.J. Stewart. |
| Jun 26, 2015 | Signed | Will Dennis | — | Baltimore Orioles | Baltimore Orioles signed LHP Will Dennis. |
| Jun 26, 2015 | Signed | Reid Love | — | Baltimore Orioles | Baltimore Orioles signed LHP Reid Love. |
| Jun 26, 2015 | Signed | Jay Flaa | — | Baltimore Orioles | Baltimore Orioles signed RHP Jay Flaa. |
| Jun 26, 2015 | Signed | Christian Turnipseed | — | Baltimore Orioles | Baltimore Orioles signed RHP Christian Turnipseed. |
| Jun 25, 2015 | Signed as free agent | Juan Taveras | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Juan Taveras to a minor league contract. |
| Jun 25, 2015 | Signed | Seamus Curran | — | Baltimore Orioles | Baltimore Orioles signed 1B Seamus Curran. |
| Jun 24, 2015 | Signed as free agent | Tristan Graham | — | Baltimore Orioles | Baltimore Orioles signed free agent OF Tristan Omeasoo to a minor league contract. |
| Jun 23, 2015 | Signed as free agent | Tanner Witt | — | Baltimore Orioles | Baltimore Orioles signed free agent 2B Tanner Witt to a minor league contract. |
| Jun 22, 2015 | Signed | Jaylen Ferguson | — | Baltimore Orioles | Baltimore Orioles signed RF Jaylen Ferguson. |
| Jun 22, 2015 | Signed | Branden Becker | — | Baltimore Orioles | Baltimore Orioles signed SS Branden Becker. |
| Jun 22, 2015 | Signed | Frank Crinella | — | Baltimore Orioles | Baltimore Orioles signed 2B Frank Crinella. |
| Jun 22, 2015 | Signed | Jack Graham | — | Baltimore Orioles | Baltimore Orioles signed 2B Jack Graham. |
| Jun 20, 2015 | Signed | Gray Fenter | — | Baltimore Orioles | Baltimore Orioles signed RHP Gray Fenter. |
| Jun 20, 2015 | Signed | Garrett Cleavinger | — | Baltimore Orioles | Baltimore Orioles signed LHP Garrett Cleavinger. |
| Jun 19, 2015 | Signed | Cedric Mullins | — | Baltimore Orioles | Baltimore Orioles signed OF Cedric Mullins. |
| Jun 19, 2015 | Signed | Mike Odenwaelder | — | Baltimore Orioles | Baltimore Orioles signed OF MIke Odenwaelder. |
| Jun 19, 2015 | Signed | Steve Laurino | — | Baltimore Orioles | Baltimore Orioles signed 1B Steve Laurino. |
| Jun 19, 2015 | Signed | Drew Turbin | — | Baltimore Orioles | Baltimore Orioles signed 2B Drew Turbin. |
| Jun 19, 2015 | Signed | Jerry McClanahan | — | Baltimore Orioles | Baltimore Orioles signed C Jerry McClanahan. |
| Jun 19, 2015 | Signed | Stuart Levy | — | Baltimore Orioles | Baltimore Orioles signed C Stuart Levy. |
| Jun 19, 2015 | Signed as free agent | Oscar Cabrera | — | Baltimore Orioles | Baltimore Orioles signed free agent LHP Oscar Cabrera to a minor league contract. |
| Jun 17, 2015 | Signed | Andrew Elliott | — | Baltimore Orioles | Baltimore Orioles signed RHP Andrew Elliot. |
| Jun 17, 2015 | Signed | Ryan Meisinger | — | Baltimore Orioles | Baltimore Orioles signed RHP Ryan Meisinger. |
| Jun 17, 2015 | Signed | Robert Strader | — | Baltimore Orioles | Baltimore Orioles signed LHP Robert Strader. |
| Jun 16, 2015 | Signed | Ryan Mountcastle | — | Baltimore Orioles | Baltimore Orioles signed SS Ryan Mountcastle. |
| Jun 16, 2015 | Signed as free agent | Corban Joseph | — | Baltimore Orioles | Baltimore Orioles signed free agent 1B Corban Joseph to a minor league contract. |
| Jun 13, 2015 | Released | Everth Cabrera | — | Baltimore Orioles | Baltimore Orioles released SS Everth Cabrera. |
| Jun 12, 2015 | Signed as free agent | Wagner Ramirez | — | Baltimore Orioles | Baltimore Orioles signed free agent C Wagner Ramirez to a minor league contract. |
| Jun 9, 2015 | Signed as free agent | Hector Guance | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Hector Guance to a minor league contract. |
| Jun 9, 2015 | Signed as free agent | Juan Hernandez | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Juan Hernandez to a minor league contract. |
| Jun 3, 2015 | Trade | Joe Gunkel | Boston Red Sox | Baltimore Orioles | Baltimore Orioles traded LF Alejandro De Aza and cash to Boston Red Sox for RHP Joe Gunkel. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| May 29, 2015 | Signed as free agent | Mikey O'Brien | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Mikey O'Brien to a minor league contract. |
| May 29, 2015 | Signed as free agent | Fernando Escarra | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Fernando Escarra to a minor league contract. |
| May 29, 2015 | Signed as free agent | Ramon Rodriguez | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Ramon Rodriguez to a minor league contract. |
| May 28, 2015 | Signed as free agent | Aríel Miranda | — | Baltimore Orioles | Baltimore Orioles signed free agent LHP Ariel Miranda to a minor league contract. |
| May 19, 2015 | Trade | Chris Lee | Houston Astros | Baltimore Orioles | Houston Astros traded LHP Chris Lee to Baltimore Orioles for Other Considerations. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Apr 27, 2015 | Signed as free agent | Brandon Snyder | — | Baltimore Orioles | Baltimore Orioles signed free agent 1B Brandon Snyder to a minor league contract. |
| Apr 20, 2015 | Signed as free agent | Alirio Negrette | — | Baltimore Orioles | Baltimore Orioles signed free agent LHP Alirio Negrette to a minor league contract. |
| Apr 15, 2015 | Signed as free agent | Anthony Hewitt | — | Baltimore Orioles | Baltimore Orioles signed free agent OF Anthony Hewitt to a minor league contract. |
| Apr 9, 2015 | Trade | Brian Ward | Baltimore Orioles | Los Angeles Dodgers | Baltimore Orioles traded C Brian Ward and RHP Ryan Webb to Los Angeles Dodgers for RHP Ben Rowen and C Chris O'Brien. |
| Apr 9, 2015 | Signed as free agent | Devin Jones | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Devin Jones to a minor league contract. |
| Apr 9, 2015 | Signed as free agent | Cody Wheeler | — | Baltimore Orioles | Baltimore Orioles signed free agent LHP Cody Wheeler to a minor league contract. |
| Apr 9, 2015 | Released | J.P. Arencibia | — | Baltimore Orioles | Baltimore Orioles released C J.P. Arencibia. |
| Apr 8, 2015 | Signed as free agent | Carlos Baez | — | Baltimore Orioles | Baltimore Orioles signed free agent SS Carlos Baez to a minor league contract. |
| Apr 6, 2015 | Signed as free agent | Jarett Miller | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Jarrett Miller to a minor league contract. |
| Apr 4, 2015 | Trade | Michael Bowden | Cincinnati Reds | Baltimore Orioles | Cincinnati Reds traded RHP Michael Bowden to Baltimore Orioles for cash. |
| Apr 4, 2015 | Trade | Andrew Triggs | Kansas City Royals | Baltimore Orioles | Kansas City Royals traded RHP Andrew Triggs to Baltimore Orioles for cash. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Mar 31, 2015 | Trade | Audry Pérez | Colorado Rockies | Baltimore Orioles | Colorado Rockies traded C Audry Perez to Baltimore Orioles for cash. |
| Mar 29, 2015 | Released | Brad Duffy | — | Baltimore Orioles | Baltimore Orioles released RHP Brad Duffy. |
| Mar 25, 2015 | Trade | Mike McDade | Texas Rangers | Baltimore Orioles | Texas Rangers traded 1B Mike McDade to Baltimore Orioles for Future Considerations. |
| Mar 25, 2015 | Signed as free agent | Hernys Blanco | — | Baltimore Orioles | Baltimore Orioles signed free agent OF Hernys Blanco to a minor league contract. |
| Mar 19, 2015 | Signed as free agent | Hansel Jimenez | — | Baltimore Orioles | Baltimore Orioles signed free agent LF Hansel Jimenez to a minor league contract. |
| Mar 16, 2015 | Released | Mark Hendrickson | — | Baltimore Orioles | Baltimore Orioles released LHP Mark Hendrickson. |
| Mar 14, 2015 | Trade | Mike Ohlman | Baltimore Orioles | St. Louis Cardinals | Baltimore Orioles traded C Mike Ohlman to St. Louis Cardinals for cash. |
| Mar 12, 2015 | Signed as free agent | Jhonathan Ramos | — | Baltimore Orioles | Baltimore Orioles signed free agent LHP Jhonathan Ramos to a minor league contract. |
| Mar 9, 2015 | Signed as free agent | Allan Bencid | — | Baltimore Orioles | Baltimore Orioles signed free agent C Allan Bencid to a minor league contract. |
| Mar 4, 2015 | Signed as free agent | Pedro Beato | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Pedro Beato to a minor league contract. |
| Mar 3, 2015 | Signed as free agent | Jean Estrella | — | Baltimore Orioles | Baltimore Orioles signed free agent 2B Jean Estrella to a minor league contract. |
| Mar 3, 2015 | Signed as free agent | Andy De La Cruz | — | Baltimore Orioles | Baltimore Orioles signed free agent LHP Andy De La Cruz to a minor league contract. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Feb 28, 2015 | Signed as free agent | Elih Villanueva | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Elih Villanueva to a minor league contract. |
| Feb 25, 2015 | Signed as free agent | Everth Cabrera | — | Baltimore Orioles | Baltimore Orioles signed free agent SS Everth Cabrera. |
| Feb 20, 2015 | Trade | Steven Brault | Baltimore Orioles | Pittsburgh Pirates | Baltimore Orioles traded LHP Steven Brault to Pittsburgh Pirates. The PTBN in the January 27 trade |
| Feb 17, 2015 | Signed as free agent | Jayson Nix | — | Baltimore Orioles | Baltimore Orioles signed free agent 2B Jayson Nix to a minor league contract and invited him to spring training. |
| Feb 12, 2015 | Signed as free agent | Antony Morillo | — | Baltimore Orioles | Baltimore Orioles signed free agent 3B Antony Morillo to a minor league contract. |
| Feb 11, 2015 | Signed as free agent | Luis Hernandez | — | Baltimore Orioles | Baltimore Orioles signed free agent 3B Luis Hernandez to a minor league contract. |
| Feb 11, 2015 | Signed as free agent | Elier Leyva | — | Baltimore Orioles | Baltimore Orioles signed free agent OF Elier Leyva to a minor league contract. |
| Feb 10, 2015 | Signed as free agent | Mark Hendrickson | — | Baltimore Orioles | Baltimore Orioles signed free agent LHP Mark Hendrickson to a minor league contract and invited him to spring training. |
| Feb 10, 2015 | Signed as free agent | Nolan Reimold | — | Baltimore Orioles | Baltimore Orioles signed free agent RF Nolan Reimold to a minor league contract and invited him to spring training. |
| Feb 3, 2015 | Trade | Steve Lombardozzi Jr. | Baltimore Orioles | Pittsburgh Pirates | Baltimore Orioles traded Steve Lombardozzi to Pittsburgh Pirates for cash. |
| Feb 2, 2015 | Signed as free agent | Julio Borbon | — | Baltimore Orioles | Baltimore Orioles signed free agent CF Julio Borbon to a minor league contract. |
| Date | Type | Player | From | To | Details |
|---|---|---|---|---|---|
| Jan 29, 2015 | Signed as free agent | Brad Duffy | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Brad Duffy to a minor league contract. |
| Jan 27, 2015 | Trade | Stephen Tarpley | Baltimore Orioles | Pittsburgh Pirates | Pittsburgh Pirates traded LF Travis Snider to Baltimore Orioles for LHP Stephen Tarpley and Player To Be Named Later. |
| Jan 27, 2015 | Signed as free agent | Dane De La Rosa | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Dane De La Rosa to a minor league contract and invited him to spring training. |
| Jan 27, 2015 | Signed as free agent | Steve Johnson | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Steve Johnson to a minor league contract and invited him to spring training. |
| Jan 27, 2015 | Signed as free agent | Trevor Sprowl | — | Baltimore Orioles | Baltimore Orioles signed free agent 2B Trevor Sprowl to a minor league contract. |
| Jan 27, 2015 | Signed as free agent | Chris Parmelee | — | Baltimore Orioles | Baltimore Orioles signed free agent RF Chris Parmelee to a minor league contract and invited him to spring training. |
| Jan 23, 2015 | Trade | Daniel Rodriguez | Atlanta Braves | Baltimore Orioles | Atlanta Braves traded LHP Hector Daniel Rodriguez to Baltimore Orioles for cash. |
| Jan 21, 2015 | Signed as free agent | Jake Luce | — | Baltimore Orioles | Baltimore Orioles signed free agent OF Jake Luce to a minor league contract. |
| Jan 16, 2015 | Signed as free agent | Sharlon Schoop | — | Baltimore Orioles | Baltimore Orioles signed free agent SS Sharlon Schoop to a minor league contract. |
| Jan 15, 2015 | Signed as free agent | Casey Haerther | — | Baltimore Orioles | Baltimore Orioles signed free agent 1B Casey Haerther to a minor league contract. |
| Jan 15, 2015 | Signed as free agent | Logan Uxa | — | Baltimore Orioles | Baltimore Orioles signed free agent 1B Logan Uxa to a minor league contract. |
| Jan 14, 2015 | Signed as free agent | Cameron Kneeland | — | Baltimore Orioles | Baltimore Orioles signed free agent 3B Cameron Kneeland to a minor league contract. |
| Jan 9, 2015 | Signed as free agent | Delmon Young | — | Baltimore Orioles | Baltimore Orioles signed free agent RF Delmon Young. |
| Jan 7, 2015 | Signed as free agent | J.P. Arencibia | — | Baltimore Orioles | Baltimore Orioles signed free agent C J.P. Arencibia to a minor league contract and invited him to spring training. |
| Jan 7, 2015 | Signed as free agent | Rossmel Perez | — | Baltimore Orioles | Baltimore Orioles signed free agent C Rossmel Perez to a minor league contract. |
| Jan 5, 2015 | Signed as free agent | Jose Mateo | — | Baltimore Orioles | Baltimore Orioles signed free agent RHP Jose Mateo 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.