| Transactions |
| Date | Team | Player | Type | OthTm | EffDate | When |
| 4/1/2014 | ANN | Fuld | Promoted to active roster | | | Before |
| 4/1/2014 | ANN | Pham | Demoted to reserve roster | | | Before |
| 4/2/2014 | CEN | Neris | Demoted to reserve roster | | | Before |
| 4/2/2014 | CEN | Norris,Da | Promoted to active roster | | | Before |
| 4/2/2014 | CIN | Rosario | Placed on Injured List | | 4/2/2014 | Before |
| 4/2/2014 | CIN | Ynoa | Promoted to active roster | | | Before |
| 4/3/2014 | GAR | Affeldt | Promoted to active roster | | | Before |
| 4/3/2014 | GAR | Brach | Placed on Injured List | | 4/3/2014 | Before |
| 4/3/2014 | GAR | Grandal | Promoted to active roster | | | Before |
| 4/3/2014 | GAR | Holt,B | Placed on Injured List | | 4/2/2014 | Before |
| 4/4/2014 | CAR | Kuroda | Placed on Injured List | | 4/4/2014 | Before |
| 4/4/2014 | CAR | Varvaro | Promoted to active roster | | | Before |
| 4/4/2014 | RMO | Latos | Promoted to active roster | | | Before |
| 4/4/2014 | RMO | Pomeranz | Placed on Injured List | | 4/4/2014 | Before |
| 4/5/2014 | RMO | Cron | Promoted to active roster | | | Before |
| 4/5/2014 | RMO | Walker,C | Demoted to reserve roster | | | Before |
| 4/6/2014 | CAR | Bassitt | Placed on Injured List | | 4/6/2014 | Before |
| 4/6/2014 | CAR | Despaigne | Promoted to active roster | | | Before |
| 4/6/2014 | CTW | Cahill | Demoted to reserve roster | | | Before |
| 4/6/2014 | CTW | Cahill | Promoted to active roster | | | Before |
| 4/6/2014 | CTW | Nuno | Promoted to active roster | | | Before |
| 4/6/2014 | CTW | Tuivailala | Demoted to reserve roster | | | Before |
| 4/9/2014 | CSS | Aguilar | Demoted to reserve roster | | | Before |
| 4/9/2014 | CSS | Rosales | Promoted to active roster | | | Before |
| 4/10/2014 | CEN | Hunter,Tor | Promoted to active roster | | | Before |
| 4/10/2014 | CEN | May | Promoted to active roster | | | Before |
| 4/10/2014 | CEN | Molina,Y | Placed on Injured List | | 4/9/2014 | Before |
| 4/10/2014 | CEN | Vargas,J | Placed on Injured List | | 4/9/2014 | Before |
| 4/11/2014 | CTW | Parra,G | Promoted to active roster | | | Before |
| 4/11/2014 | CTW | Taylor,MA | Demoted to reserve roster | | | Before |
| 4/11/2014 | RMO | Mathis | Placed on Injured List | | 4/11/2014 | Before |
| 4/11/2014 | RMO | Romine,Au | Promoted to active roster | | | Before |
| 4/12/2014 | BBG | Holland,D | Placed on Injured List | | 4/11/2014 | Before |
| 4/12/2014 | BBG | Smyly | Promoted to active roster | | | Before |
| 4/12/2014 | NYD | Karns | Demoted to reserve roster | | | Before |
| 4/12/2014 | NYD | Young,CR | Promoted to active roster | | | Before |
| 4/13/2014 | TEW | Realmuto | Demoted to reserve roster | | | Before |
| 4/13/2014 | TEW | Vogt | Promoted to active roster | | | Before |
| 4/15/2014 | CTW | Barnhart | Demoted to reserve roster | | | Before |
| 4/15/2014 | CTW | Barnhart | Promoted to active roster | | | Before |
| 4/15/2014 | CTW | Herrera,J | Promoted to active roster | | | Before |
| 4/15/2014 | CTW | Spangenberg | Demoted to reserve roster | | | Before |
| 4/16/2014 | BRK | Knebel | Promoted to active roster | | | Before |
| 4/16/2014 | BRK | Ray | Demoted to reserve roster | | | Before |
| 4/16/2014 | SOI | Haren | Placed on Injured List | | 4/15/2014 | Before |
| 4/16/2014 | SOI | Hendriks | Promoted to active roster | | | Before |
| 4/17/2014 | CIN | Kratz | Promoted to active roster | | | Before |
| 4/17/2014 | CIN | Ynoa | Demoted to reserve roster | | | Before |
| 4/18/2014 | CAR | Despaigne | Placed on Injured List | | 4/17/2014 | Before |
| 4/18/2014 | CEN | Graveman | Demoted to reserve roster | | | Before |
| 4/18/2014 | CEN | Jennings,Da | Promoted to active roster | | | Before |
| 4/18/2014 | CEN | Lewis | Promoted to active roster | | | Before |
| 4/18/2014 | CEN | Norris,Da | Demoted to reserve roster | | | Before |
| 4/18/2014 | CTW | Perez,J | Promoted to active roster | | | Before |
| 4/18/2014 | CTW | Santana,Do | Demoted to reserve roster | | | Before |
| 4/18/2014 | GAR | Dyson,J | Promoted to active roster | | | Before |
| 4/18/2014 | GAR | Grandal | Demoted to reserve roster | | | Before |
| 4/18/2014 | RMO | Barnes,M | Demoted to reserve roster | | | Before |
| 4/18/2014 | RMO | Nelson,J | Promoted to active roster | | | Before |
| 4/19/2014 | CAR | Kuroda | Activated from Injured List | | | Before |
| 4/19/2014 | CEN | DeJesus | Promoted to active roster | | | Before |
| 4/19/2014 | CEN | Inciarte | Placed on Injured List | | 4/19/2014 | Before |
| 4/19/2014 | CIN | Gonzalez,G | Demoted to reserve roster | | | Before |
| 4/19/2014 | CIN | Salazar | Promoted to active roster | | | Before |
| 4/20/2014 | BBG | Atchison | Promoted to active roster | | | Before |
| 4/20/2014 | BBG | Rodriguez,Fe | Demoted to reserve roster | | | Before |
| 4/20/2014 | NYD | Barton | Demoted to reserve roster | | | Before |
| 4/20/2014 | SOI | DeSclafani | Promoted to active roster | | | Before |
| 4/20/2014 | SOI | Romine,An | Demoted to reserve roster | | | Before |
| 4/20/2014 | TEW | Callaspo | Promoted to active roster | | | Before |
| 4/20/2014 | TEW | Freese | Placed on Injured List | | 4/20/2014 | Before |
| 4/22/2014 | BRK | Gomes,J | Demoted to reserve roster | | | Before |
| 4/22/2014 | BRK | Schierholtz | Promoted to active roster | | | Before |
| 4/22/2014 | DLM | Saltalamacchia | Placed on Injured List | | 4/19/2014 | Before |
| 4/22/2014 | DLM | Susac | Promoted to active roster | | | Before |
| 4/22/2014 | FDH | Mesoraco | Placed on Injured List | | 4/21/2014 | Before |
| 4/22/2014 | FDH | Nieto | Promoted to active roster | | | Before |
| 4/22/2014 | HAR | Smith,Ca | Demoted to reserve roster | | | Before |
| 4/22/2014 | HAR | Strickland | Promoted to active roster | | | Before |
| 4/22/2014 | NYD | Konerko | Promoted to active roster | | | Before |
| 4/22/2014 | TEW | Bourjos | Demoted to reserve roster | | | Before |
| 4/22/2014 | TEW | Cuddyer | Promoted to active roster | | | Before |
| 4/22/2014 | TEW | Jay | Promoted to active roster | | | Before |
| 4/22/2014 | TEW | Pederson | Demoted to reserve roster | | | Before |
| 4/22/2014 | TEW | Webb,R | Demoted to reserve roster | | | Before |
| 4/24/2014 | CEN | DeJesus | Demoted to reserve roster | | | Before |
| 4/24/2014 | CEN | Molina,Y | Activated from Injured List | | | Before |
| 4/24/2014 | GAR | Dyson,J | Demoted to reserve roster | | | Before |
| 4/24/2014 | GAR | Holt,B | Activated from Injured List | | | Before |
| 4/25/2014 | BRK | Molina,J | Promoted to active roster | | | Before |
| 4/25/2014 | BRK | Smoak | Demoted to reserve roster | | | Before |
| 4/25/2014 | CIO | Estrada | Demoted to reserve roster | | | Before |
| 4/25/2014 | CIO | Martinez,C | Demoted to reserve roster | | | Before |
| 4/25/2014 | CIO | Peavy | Promoted to active roster | | | Before |
| 4/25/2014 | CIO | Tolleson,Sh | Promoted to active roster | | | Before |
| 4/25/2014 | CIO | Uehara | Demoted to reserve roster | | | Before |
| 4/25/2014 | CIO | Warren | Promoted to active roster | | | Before |
| 4/25/2014 | HHR | Crawford,C | Placed on Injured List | | 4/24/2014 | Before |
| 4/25/2014 | HHR | Pillar | Promoted to active roster | | | Before |
| 4/26/2014 | CAR | Duffy,M | Demoted to reserve roster | | | Before |
| 4/26/2014 | CAR | Infante | Promoted to active roster | | | Before |
| 4/27/2014 | CAR | Bassitt | Activated from Injured List | | | Before |
| 4/27/2014 | CAR | Garcia,Y | Demoted to reserve roster | | | Before |
| 4/27/2014 | NYD | Heaney | Demoted to reserve roster | | | Before |
| 4/27/2014 | NYD | Wang | Promoted to active roster | | | Before |
| 4/27/2014 | SOI | Ibanez | Demoted to reserve roster | | | Before |
| 4/27/2014 | SOI | Maldonado | Promoted to active roster | | | Before |
| 4/28/2014 | CAR | Adrianza | Promoted to active roster | | | Before |
| 4/28/2014 | CAR | Infante | Demoted to reserve roster | | | Before |
| 4/28/2014 | CAR | Murphy,Dav | Demoted to reserve roster | | | Before |
| 4/28/2014 | CAR | Norris,B | Promoted to active roster | | | Before |
| 4/28/2014 | CAR | Arroyo | Traded away | SOI | | After |
| 4/28/2014 | CAR | Colon,B | Traded away | SOI | | After |
| 4/28/2014 | CAR | Lowrie | Traded away | SOI | | After |
| 4/28/2014 | CAR | Murphy,Dan | Acquired via trade | SOI | | After |
| 4/28/2014 | CAR | Pence | Acquired via trade | SOI | | After |
| 4/28/2014 | SOI | Choice | Promoted to active roster | | | Before |
| 4/28/2014 | SOI | DeSclafani | Demoted to reserve roster | | | Before |
| 4/28/2014 | SOI | Arroyo | Acquired via trade | CAR | | After |
| 4/28/2014 | SOI | Colon,B | Acquired via trade | CAR | | After |
| 4/28/2014 | SOI | Lowrie | Acquired via trade | CAR | | After |
| 4/28/2014 | SOI | Murphy,Dan | Traded away | CAR | | After |
| 4/28/2014 | SOI | Pence | Traded away | CAR | | After |
| 4/29/2014 | CEN | Lewis | Demoted to reserve roster | | | Before |
| 4/29/2014 | CEN | Vargas,J | Activated from Injured List | | | Before |
| 4/29/2014 | SOI | Ibanez | Promoted to active roster | | | Before |
| 4/29/2014 | SOI | Maldonado | Demoted to reserve roster | | | Before |
| 4/30/2014 | BRK | Knebel | Demoted to reserve roster | | | Before |
| 4/30/2014 | BRK | Ray | Promoted to active roster | | | Before |
| 4/30/2014 | CSS | Gausman | Promoted to active roster | | | Before |
| 4/30/2014 | CSS | Sabathia | Demoted to reserve roster | | | Before |
| 4/30/2014 | RMO | Nelson,J | Demoted to reserve roster | | | Before |
| 4/30/2014 | SOI | Haren | Activated from Injured List | | | Before |
| 4/30/2014 | SOI | Hendriks | Demoted to reserve roster | | | Before |
| 5/1/2014 | RMO | Albers | Demoted to reserve roster | | | Before |
| 5/1/2014 | RMO | Descalso | Promoted to active roster | | | Before |
| 5/1/2014 | RMO | Dunn,A | Demoted to reserve roster | | | Before |
| 5/1/2014 | RMO | Encarnacion | Promoted to active roster | | | Before |
| 5/1/2014 | RMO | Gardner | Promoted to active roster | | | Before |
| 5/1/2014 | RMO | Peterson | Demoted to reserve roster | | | Before |
| 5/1/2014 | RMO | Pomeranz | Activated from Injured List | | | Before |
| 5/1/2014 | RMO | Romine,Au | Placed on Injured List | | 5/1/2014 | Before |
| 5/1/2014 | RMO | Stanton | Promoted to active roster | | | Before |
| 5/1/2014 | RMO | Wood,T | Demoted to reserve roster | | | Before |
| 5/2/2014 | CIN | Kratz | Demoted to reserve roster | | | Before |
| 5/2/2014 | CIN | Rosario | Activated from Injured List | | | Before |
| 5/2/2014 | CIO | De Aza | Demoted to reserve roster | | | Before |
| 5/2/2014 | CIO | Jones,J | Promoted to active roster | | | Before |
| 5/3/2014 | ANN | Gentry | Promoted to active roster | | | Before |
| 5/3/2014 | ANN | Souza | Demoted to reserve roster | | | Before |
| 5/3/2014 | BAR | McKenry | Promoted to active roster | | | Before |
| 5/3/2014 | BAR | Wieters | Demoted to reserve roster | | | Before |
| 5/3/2014 | CIN | Burnett,A | Demoted to reserve roster | | | Before |
| 5/3/2014 | CIN | Gonzalez,G | Promoted to active roster | | | Before |
| 5/3/2014 | TEW | Baez,P | Promoted to active roster | | | Before |
| 5/3/2014 | TEW | Kontos | Demoted to reserve roster | | | Before |
| 5/4/2014 | CEN | Hunter,Tor | Demoted to reserve roster | | | Before |
| 5/4/2014 | CEN | Inciarte | Activated from Injured List | | | Before |
| 5/4/2014 | FDH | Brown,B | Demoted to reserve roster | | | Before |
| 5/4/2014 | FDH | Grimm | Promoted to active roster | | | Before |
| 5/4/2014 | GAR | Arrieta | Placed on Injured List | | 5/4/2014 | Before |
| 5/4/2014 | GAR | Ross,T | Promoted to active roster | | | Before |
| 5/5/2014 | HHR | Arenado | Placed on Injured List | | 4/30/2014 | Before |
| 5/5/2014 | HHR | Odor | Promoted to active roster | | | Before |
| 5/7/2014 | CEN | Lewis | Promoted to active roster | | | Before |
| 5/7/2014 | CEN | Hammel | Traded away | RMO | | After |
| 5/7/2014 | FDH | Mesoraco | Activated from Injured List | | | Before |
| 5/7/2014 | FDH | Nieto | Demoted to reserve roster | | | Before |
| 5/7/2014 | GAR | Dyson,J | Promoted to active roster | | | Before |
| 5/7/2014 | GAR | Saunders,M | Placed on Injured List | | 5/5/2014 | Before |
| 5/7/2014 | RMO | Hammel | Acquired via trade | CEN | | After |
| 5/7/2014 | TEW | Hernandez,C | Demoted to reserve roster | | | Before |
| 5/7/2014 | TEW | Panik | Promoted to active roster | | | Before |
| 5/9/2014 | BAR | Baker,Je | Promoted to active roster | | | Before |
| 5/9/2014 | BAR | Mathis | Acquired via trade | RMO | | After |
| 5/9/2014 | BAR | Ramirez,H | Traded away | RMO | | After |
| 5/9/2014 | BAR | Ruiz | Traded away | RMO | | After |
| 5/9/2014 | FDH | Carrasco | Promoted to active roster | | | Before |
| 5/9/2014 | FDH | Lohse | Demoted to reserve roster | | | Before |
| 5/9/2014 | RMO | Cowgill | Demoted to reserve roster | | | Before |
| 5/9/2014 | RMO | Latos | Demoted to reserve roster | | | Before |
| 5/9/2014 | RMO | Latos | Promoted to active roster | | | Before |
| 5/9/2014 | RMO | Pena,B | Demoted to reserve roster | | | Before |
| 5/9/2014 | RMO | Pena,B | Promoted to active roster | | | Before |
| 5/9/2014 | RMO | Ruiz | Promoted to active roster | | | Before |
| 5/9/2014 | RMO | Sanchez,H | Demoted to reserve roster | | | Before |
| 5/9/2014 | RMO | Mathis | Traded away | BAR | | After |
| 5/9/2014 | RMO | Ramirez,H | Acquired via trade | BAR | | After |
| 5/9/2014 | RMO | Ruiz | Acquired via trade | BAR | | After |
| 5/10/2014 | BAR | Jaso | Demoted to reserve roster | | | Before |
| 5/10/2014 | BAR | Jaso | Promoted to active roster | | | Before |
| 5/10/2014 | BAR | McKenry | Demoted to reserve roster | | | Before |
| 5/10/2014 | BAR | Jaso | Acquired via trade | NEP | | After |
| 5/10/2014 | CSS | Gonzalez,Mi | Promoted to active roster | | | Before |
| 5/10/2014 | CSS | Mikolas | Demoted to reserve roster | | | Before |
| 5/10/2014 | CTW | Barnhart | Promoted to active roster | | | Before |
| 5/10/2014 | CTW | Pirela | Demoted to reserve roster | | | Before |
| 5/10/2014 | GAR | Duda | Placed on Injured List | | 5/10/2014 | Before |
| 5/10/2014 | GAR | Morneau | Promoted to active roster | | | Before |
| 5/10/2014 | HHR | Alonso | Promoted to active roster | | | Before |
| 5/10/2014 | HHR | Hosmer | Placed on Injured List | | 5/9/2014 | Before |
| 5/10/2014 | NEP | Butera | Promoted to active roster | | | Before |
| 5/10/2014 | NEP | Jaso | Traded away | BAR | | After |
| 5/11/2014 | BRK | Leon | Demoted to reserve roster | | | Before |
| 5/11/2014 | BRK | Smoak | Promoted to active roster | | | Before |
| 5/11/2014 | CTW | Cahill | Promoted to active roster | | | Before |
| 5/11/2014 | CTW | Hudson,T | Placed on Injured List | | 5/11/2014 | Before |
| 5/12/2014 | CAR | Peralta,Jo | Promoted to active roster | | | Before |
| 5/12/2014 | CAR | Varvaro | Demoted to reserve roster | | | Before |
| 5/12/2014 | CIN | Rosario | Demoted to reserve roster | | | Before |
| 5/12/2014 | CIN | Santiago,R | Promoted to active roster | | | Before |
| 5/13/2014 | ANN | Gentry | Demoted to reserve roster | | | Before |
| 5/13/2014 | ANN | Olivo | Promoted to active roster | | | Before |
| 5/13/2014 | BAR | Gonzales | Promoted to active roster | | | Before |
| 5/13/2014 | BAR | Miller,Ju | Demoted to reserve roster | | | Before |
| 5/13/2014 | NEP | Jackson,E | Placed on Injured List | | 5/13/2014 | Before |
| 5/13/2014 | NEP | Ramirez,E | Promoted to active roster | | | Before |
| 5/15/2014 | CAR | Bassitt | Demoted to reserve roster | | | Before |
| 5/15/2014 | CAR | Beltran | Demoted to reserve roster | | | Before |
| 5/15/2014 | CAR | Bettis | Demoted to reserve roster | | | Before |
| 5/15/2014 | CAR | Despaigne | Activated from Injured List | | | Before |
| 5/15/2014 | CAR | Eveland | Promoted to active roster | | | Before |
| 5/15/2014 | CAR | Murphy,Dav | Promoted to active roster | | | Before |
| 5/15/2014 | DLM | Saltalamacchia | Activated from Injured List | | | Before |
| 5/15/2014 | DLM | Susac | Demoted to reserve roster | | | Before |
| 5/15/2014 | HHR | Arenado | Activated from Injured List | | | Before |
| 5/15/2014 | HHR | Beckham | Placed on Injured List | | 5/13/2014 | Before |
| 5/15/2014 | NYD | Paulino | Demoted to reserve roster | | | Before |
| 5/15/2014 | NYD | Rosenberg | Promoted to active roster | | | Before |
| 5/16/2014 | CAR | Amarista | Acquired via trade | RMO | | After |
| 5/16/2014 | CAR | Eveland | Traded away | RMO | | After |
| 5/16/2014 | CAR | Varvaro | Traded away | RMO | | After |
| 5/16/2014 | CSS | Flowers | Promoted to active roster | | | Before |
| 5/16/2014 | CSS | Ramos,W | Placed on Injured List | | 5/16/2014 | Before |
| 5/16/2014 | RMO | Amarista | Traded away | CAR | | After |
| 5/16/2014 | RMO | Eveland | Acquired via trade | CAR | | After |
| 5/16/2014 | RMO | Varvaro | Acquired via trade | CAR | | After |
| 5/17/2014 | CAR | Adrianza | Demoted to reserve roster | | | Before |
| 5/17/2014 | CAR | Amarista | Promoted to active roster | | | Before |
| 5/17/2014 | CAR | Mejia | Promoted to active roster | | | Before |
| 5/17/2014 | CEN | Carter | Traded away | RMO | | After |
| 5/17/2014 | CEN | Descalso | Acquired via trade | RMO | | After |
| 5/17/2014 | CEN | Odorizzi | Acquired via trade | RMO | | After |
| 5/17/2014 | CEN | Pena,B | Acquired via trade | RMO | | After |
| 5/17/2014 | CEN | Utley | Traded away | RMO | | After |
| 5/17/2014 | CEN | Vargas,J | Traded away | RMO | | After |
| 5/17/2014 | NYD | Hendricks | Demoted to reserve roster | | | Before |
| 5/17/2014 | NYD | Jurrjens | Promoted to active roster | | | Before |
| 5/17/2014 | RMO | Cron | Demoted to reserve roster | | | Before |
| 5/17/2014 | RMO | Cruz,T | Demoted to reserve roster | | | Before |
| 5/17/2014 | RMO | Cruz,T | Promoted to active roster | | | Before |
| 5/17/2014 | RMO | Eveland | Demoted to reserve roster | | | Before |
| 5/17/2014 | RMO | Hamilton,B | Demoted to reserve roster | | | Before |
| 5/17/2014 | RMO | Latos | Demoted to reserve roster | | | Before |
| 5/17/2014 | RMO | Latos | Promoted to active roster | | | Before |
| 5/17/2014 | RMO | Peterson | Promoted to active roster | | | Before |
| 5/17/2014 | RMO | Sanchez,H | Promoted to active roster | | | Before |
| 5/17/2014 | RMO | Carter | Acquired via trade | CEN | | After |
| 5/17/2014 | RMO | Descalso | Traded away | CEN | | After |
| 5/17/2014 | RMO | Odorizzi | Traded away | CEN | | After |
| 5/17/2014 | RMO | Pena,B | Traded away | CEN | | After |
| 5/17/2014 | RMO | Utley | Acquired via trade | CEN | | After |
| 5/17/2014 | RMO | Vargas,J | Acquired via trade | CEN | | After |
| 5/18/2014 | ANN | Fernandez | Demoted to reserve roster | | | Before |
| 5/18/2014 | CIO | Bloomquist | Promoted to active roster | | | Before |
| 5/18/2014 | CIO | Escobar,Edu | Placed on Injured List | | 5/18/2014 | Before |
| 5/18/2014 | CIO | Estrada | Promoted to active roster | | | Before |
| 5/18/2014 | CIO | Keuchel | Demoted to reserve roster | | | Before |
| 5/18/2014 | CIO | Keuchel | Promoted to active roster | | | Before |
| 5/18/2014 | CIO | Keuchel | Demoted to reserve roster | | | Before |
| 5/18/2014 | FDH | Cashner | Placed on Injured List | | 5/17/2014 | Before |
| 5/18/2014 | FDH | Lohse | Promoted to active roster | | | Before |
| 5/18/2014 | GAR | Wood,A | Placed on Injured List | | 5/18/2014 | Before |
| 5/18/2014 | GAR | Worley | Promoted to active roster | | | Before |
| 5/18/2014 | HHR | Blanco,G | Demoted to reserve roster | | | Before |
| 5/18/2014 | HHR | Crawford,C | Activated from Injured List | | | Before |
| 5/19/2014 | ANN | Chatwood | Promoted to active roster | | | Before |
| 5/19/2014 | BRK | Parker,B | Demoted to reserve roster | | | Before |
| 5/19/2014 | BRK | Workman | Promoted to active roster | | | Before |
| 5/19/2014 | CIN | Burnett,A | Promoted to active roster | | | Before |
| 5/19/2014 | CIN | Stroman | Demoted to reserve roster | | | Before |
| 5/19/2014 | CSS | Rosales | Demoted to reserve roster | | | Before |
| 5/19/2014 | CSS | Singleton | Promoted to active roster | | | Before |
| 5/19/2014 | GAR | Fiers | Promoted to active roster | | | Before |
| 5/19/2014 | GAR | Pineda | Demoted to reserve roster | | | Before |
| 5/19/2014 | NYD | Harper | Placed on Injured List | | 5/19/2014 | Before |
| 5/19/2014 | NYD | Nix | Promoted to active roster | | | Before |
| 5/19/2014 | TEW | Callaspo | Demoted to reserve roster | | | Before |
| 5/19/2014 | TEW | Freese | Activated from Injured List | | | Before |
| 5/20/2014 | BRK | Paxton | Demoted to reserve roster | | | Before |
| 5/20/2014 | BRK | Rusin | Promoted to active roster | | | Before |
| 5/20/2014 | CAR | Beltran | Promoted to active roster | | | Before |
| 5/20/2014 | CAR | Bolsinger | Demoted to reserve roster | | | Before |
| 5/20/2014 | GAR | Dyson,J | Demoted to reserve roster | | | Before |
| 5/20/2014 | GAR | Saunders,M | Activated from Injured List | | | Before |
| 5/23/2014 | HAR | Barmes | Promoted to active roster | | | Before |
| 5/23/2014 | HAR | Castro,J | Demoted to reserve roster | | | Before |
| 5/23/2014 | HAR | Harrison,J | Placed on Injured List | | 5/22/2014 | Before |
| 5/23/2014 | HAR | Nava | Placed on Injured List | | 5/19/2014 | Before |
| 5/23/2014 | HAR | Sale | Demoted to reserve roster | | | Before |
| 5/23/2014 | HAR | Sanchez,Aa | Promoted to active roster | | | Before |
| 5/23/2014 | HAR | Stewart,C | Promoted to active roster | | | Before |
| 5/23/2014 | HAR | Vargas,K | Promoted to active roster | | | Before |
| 5/24/2014 | BRK | Baez,J | Demoted to reserve roster | | | Before |
| 5/24/2014 | BRK | Uggla | Promoted to active roster | | | Before |
| 5/24/2014 | CTW | Matzek | Placed on Injured List | | 5/24/2014 | Before |
| 5/24/2014 | SOI | Anderson,Bre | Promoted to active roster | | | Before |
| 5/24/2014 | SOI | Bass | Promoted to active roster | | | Before |
| 5/24/2014 | SOI | Hunter,Tom | Placed on Injured List | | 5/22/2014 | Before |
| 5/24/2014 | SOI | McFarland | Placed on Injured List | | 5/24/2014 | Before |
| 5/25/2014 | BRK | Doubront | Promoted to active roster | | | Before |
| 5/25/2014 | BRK | Yates | Demoted to reserve roster | | | Before |
| 5/25/2014 | CIN | Gonzalez,G | Placed on Injured List | | 5/25/2014 | Before |
| 5/25/2014 | CIN | Simon | Promoted to active roster | | | Before |
| 5/25/2014 | HHR | Alonso | Demoted to reserve roster | | | Before |
| 5/25/2014 | HHR | Hosmer | Activated from Injured List | | | Before |
| 5/25/2014 | HHR | Perkins | Promoted to active roster | | | Before |
| 5/25/2014 | HHR | Shreve | Demoted to reserve roster | | | Before |
| 5/26/2014 | CIO | Buchholz | Demoted to reserve roster | | | Before |
| 5/26/2014 | CIO | Kazmir | Demoted to reserve roster | | | Before |
| 5/26/2014 | CIO | Martinez,C | Promoted to active roster | | | Before |
| 5/26/2014 | CIO | Sipp | Demoted to reserve roster | | | Before |
| 5/26/2014 | CIO | Tomlin | Promoted to active roster | | | Before |
| 5/26/2014 | CIO | Uehara | Promoted to active roster | | | Before |
| 5/26/2014 | CTW | Hudson,T | Activated from Injured List | | | Before |
| 5/26/2014 | HAR | Davis,K | Placed on Injured List | | 5/24/2014 | Before |
| 5/26/2014 | HAR | Zimmerman,R | Promoted to active roster | | | Before |
| 5/26/2014 | NEP | Colabello | Demoted to reserve roster | | | Before |
| 5/26/2014 | NEP | Ruggiano | Promoted to active roster | | | Before |
| 5/26/2014 | NYD | Cozart | Placed on Injured List | | 5/26/2014 | Before |
| 5/26/2014 | NYD | Pena,R | Promoted to active roster | | | Before |
| 5/27/2014 | CIN | House | Promoted to active roster | | | Before |
| 5/27/2014 | CIN | Salazar | Placed on Injured List | | 5/27/2014 | Before |
| 5/27/2014 | CTW | Perez,J | Demoted to reserve roster | | | Before |
| 5/27/2014 | CTW | Young,E | Promoted to active roster | | | Before |
| 5/29/2014 | FDH | Lohse | Placed on Injured List | | 5/27/2014 | Before |
| 5/29/2014 | FDH | Wright,J | Promoted to active roster | | | Before |
| 5/30/2014 | HAR | Liriano,F | Demoted to reserve roster | | | Before |
| 5/30/2014 | HAR | Morgan | Promoted to active roster | | | Before |
| 5/30/2014 | HAR | Prado | Placed on Injured List | | 5/30/2014 | Before |
| 5/30/2014 | HAR | Sale | Promoted to active roster | | | Before |
| 5/31/2014 | HAR | Farquhar | Promoted to active roster | | | Before |
| 5/31/2014 | HAR | Strickland | Demoted to reserve roster | | | Before |
| 5/31/2014 | NYD | Holaday | Promoted to active roster | | | Before |
| 5/31/2014 | NYD | Hundley | Demoted to reserve roster | | | Before |
| 6/1/2014 | BBG | Holland,D | Activated from Injured List | | | Before |
| 6/1/2014 | BBG | Smyly | Placed on Injured List | | 5/30/2014 | Before |
| 6/1/2014 | BRK | Gomes,J | Promoted to active roster | | | Before |
| 6/1/2014 | BRK | Hicks,A | Demoted to reserve roster | | | Before |
| 6/1/2014 | FDH | Cashner | Activated from Injured List | | | Before |
| 6/1/2014 | TEW | Baez,P | Demoted to reserve roster | | | Before |
| 6/1/2014 | TEW | Bourjos | Promoted to active roster | | | Before |
| 6/1/2014 | TEW | Gonzalez,C | Demoted to reserve roster | | | Before |
| 6/1/2014 | TEW | Hatcher | Promoted to active roster | | | Before |
| 6/2/2014 | CIO | Bloomquist | Demoted to reserve roster | | | Before |
| 6/2/2014 | CIO | Davis,W | Demoted to reserve roster | | | Before |
| 6/2/2014 | CIO | Escobar,Edu | Activated from Injured List | | | Before |
| 6/2/2014 | CIO | Manship | Promoted to active roster | | | Before |
| 6/2/2014 | FDH | McHugh | Placed on Injured List | | 6/2/2014 | Before |
| 6/2/2014 | FDH | Walden | Promoted to active roster | | | Before |
| 6/2/2014 | GAR | Wood,A | Activated from Injured List | | | Before |
| 6/2/2014 | GAR | Worley | Demoted to reserve roster | | | Before |
| 6/2/2014 | NEP | den Dekker | Demoted to reserve roster | | | Before |
| 6/2/2014 | NEP | Paulsen | Promoted to active roster | | | Before |
| 6/2/2014 | NYD | Jurrjens | Demoted to reserve roster | | | Before |
| 6/2/2014 | NYD | Nicasio | Promoted to active roster | | | Before |
| 6/3/2014 | GAR | Arrieta | Activated from Injured List | | | Before |
| 6/3/2014 | GAR | Ross,T | Demoted to reserve roster | | | Before |
| 6/3/2014 | NYD | Harper | Activated from Injured List | | | Before |
| 6/3/2014 | NYD | Nix | Demoted to reserve roster | | | Before |
| 6/4/2014 | CIN | Feldman | Promoted to active roster | | | Before |
| 6/4/2014 | CIN | Sanchez,An | Demoted to reserve roster | | | Before |
| 6/4/2014 | CIO | Denorfia | Promoted to active roster | | | Before |
| 6/4/2014 | CIO | Pollock | Placed on Injured List | | 6/4/2014 | Before |
| 6/4/2014 | CTW | Reynolds | Promoted to active roster | | | Before |
| 6/4/2014 | CTW | Rojas | Demoted to reserve roster | | | Before |
| 6/4/2014 | HAR | Morgan | Demoted to reserve roster | | | Before |
| 6/4/2014 | HAR | Nava | Activated from Injured List | | | Before |
| 6/4/2014 | NYD | Pelfrey | Promoted to active roster | | | Before |
| 6/4/2014 | NYD | Rosenberg | Demoted to reserve roster | | | Before |
| 6/5/2014 | DLM | Bogaerts | Promoted to active roster | | | Before |
| 6/5/2014 | DLM | Carlyle | Promoted to active roster | | | Before |
| 6/5/2014 | DLM | LaRoche | Placed on Injured List | | 6/4/2014 | Before |
| 6/5/2014 | DLM | Ramos,A | Placed on Injured List | | 5/28/2014 | Before |
| 6/5/2014 | HHR | Beckham | Activated from Injured List | | | Before |
| 6/5/2014 | HHR | Lawrie | Demoted to reserve roster | | | Before |
| 6/5/2014 | NYD | Correia | Promoted to active roster | | | Before |
| 6/5/2014 | NYD | Hahn | Placed on Injured List | | 6/4/2014 | Before |
| 6/7/2014 | RMO | Cruz,T | Promoted to active roster | | | Before |
| 6/7/2014 | RMO | Romine,Au | Activated from Injured List | | | Before |
| 6/7/2014 | RMO | Ruiz | Placed on Injured List | | 6/6/2014 | Before |
| 6/7/2014 | RMO | Sanchez,H | Placed on Injured List | | 6/5/2014 | Before |
| 6/8/2014 | CSS | Hill,A | Promoted to active roster | | | Before |
| 6/8/2014 | CSS | Olt | Demoted to reserve roster | | | Before |
| 6/8/2014 | CSS | Callaspo | Acquired via trade | TEW | | After |
| 6/8/2014 | CSS | Ramirez,Ar | Traded away | TEW | | After |
| 6/8/2014 | CSS | Rodriguez (AG) | Acquired via trade | TEW | | After |
| 6/8/2014 | HAR | Barmes | Demoted to reserve roster | | | Before |
| 6/8/2014 | HAR | Davis,C | Promoted to active roster | | | Before |
| 6/8/2014 | HAR | Harrison,J | Promoted to active roster | | | Before |
| 6/8/2014 | HAR | Vargas,K | Demoted to reserve roster | | | Before |
| 6/8/2014 | NEP | Willingham | Traded away | TEW | | After |
| 6/8/2014 | TEW | Bourjos | Demoted to reserve roster | | | Before |
| 6/8/2014 | TEW | Ludwick | Demoted to reserve roster | | | Before |
| 6/8/2014 | TEW | Ramirez,Ar | Promoted to active roster | | | Before |
| 6/8/2014 | TEW | Willingham | Promoted to active roster | | | Before |
| 6/8/2014 | TEW | Callaspo | Traded away | CSS | | After |
| 6/8/2014 | TEW | Ramirez,Ar | Acquired via trade | CSS | | After |
| 6/8/2014 | TEW | Rodriguez (AG) | Traded away | CSS | | After |
| 6/8/2014 | TEW | Willingham | Acquired via trade | NEP | | After |
| 6/9/2014 | CTW | Hudson,T | Demoted to reserve roster | | | Before |
| 6/9/2014 | CTW | Matzek | Activated from Injured List | | | Before |
| 6/10/2014 | ANN | Jones,G | Promoted to active roster | | | Before |
| 6/10/2014 | ANN | Napoli | Traded away | TEW | | After |
| 6/10/2014 | BRK | Ray | Demoted to reserve roster | | | Before |
| 6/10/2014 | BRK | Straily | Promoted to active roster | | | Before |
| 6/10/2014 | CTW | Delgado | Promoted to active roster | | | Before |
| 6/10/2014 | CTW | Siegrist | Demoted to reserve roster | | | Before |
| 6/10/2014 | NYD | Cozart | Activated from Injured List | | | Before |
| 6/10/2014 | NYD | Pena,R | Demoted to reserve roster | | | Before |
| 6/10/2014 | TEW | Arias | Demoted to reserve roster | | | Before |
| 6/10/2014 | TEW | Napoli | Acquired via trade | ANN | | After |
| 6/11/2014 | CIN | House | Demoted to reserve roster | | | Before |
| 6/11/2014 | CIN | Salazar | Activated from Injured List | | | Before |
| 6/11/2014 | NEP | Fields | Demoted to reserve roster | | | Before |
| 6/11/2014 | NEP | Jackson,E | Activated from Injured List | | | Before |
| 6/11/2014 | NEP | Lopez,J | Promoted to active roster | | | Before |
| 6/11/2014 | NEP | Tanaka | Demoted to reserve roster | | | Before |
| 6/12/2014 | CEN | Bailey | Promoted to active roster | | | Before |
| 6/12/2014 | CEN | Feliz | Demoted to reserve roster | | | Before |
| 6/12/2014 | CIO | Keuchel | Promoted to active roster | | | Before |
| 6/12/2014 | CIO | Martinez,C | Demoted to reserve roster | | | Before |
| 6/12/2014 | HHR | Joseph,C | Placed on Injured List | | 6/11/2014 | Before |
| 6/12/2014 | HHR | Recker | Promoted to active roster | | | Before |
| 6/14/2014 | CIO | Machado | Demoted to reserve roster | | | Before |
| 6/14/2014 | CIO | Rupp | Promoted to active roster | | | Before |
| 6/14/2014 | NEP | Castillo,W | Placed on Injured List | | 6/14/2014 | Before |
| 6/14/2014 | NEP | Gosselin | Promoted to active roster | | | Before |
| 6/16/2014 | BBG | Holland,D | Demoted to reserve roster | | | Before |
| 6/16/2014 | BBG | Smyly | Activated from Injured List | | | Before |
| 6/16/2014 | TEW | Janssen | Demoted to reserve roster | | | Before |
| 6/16/2014 | TEW | Soto,G | Promoted to active roster | | | Before |
| 6/17/2014 | BRK | Espinosa | Promoted to active roster | | | Before |
| 6/17/2014 | BRK | Hechavarria | Placed on Injured List | | 6/17/2014 | Before |
| 6/17/2014 | BRK | Rusin | Demoted to reserve roster | | | Before |
| 6/17/2014 | BRK | Turner,Ja | Promoted to active roster | | | Before |
| 6/17/2014 | CEN | Avilan | Promoted to active roster | | | Before |
| 6/17/2014 | CEN | Galvis | Demoted to reserve roster | | | Before |
| 6/17/2014 | CIN | Feldman | Placed on Injured List | | 6/17/2014 | Before |
| 6/17/2014 | CIN | Grilli | Promoted to active roster | | | Before |
| 6/17/2014 | CTW | Drew | Promoted to active roster | | | Before |
| 6/17/2014 | CTW | Hudson,T | Promoted to active roster | | | Before |
| 6/17/2014 | CTW | Leone | Demoted to reserve roster | | | Before |
| 6/17/2014 | CTW | Sanchez,C | Demoted to reserve roster | | | Before |
| 6/17/2014 | DLM | Edgin | Demoted to reserve roster | | | Before |
| 6/17/2014 | HAR | Davis,K | Activated from Injured List | | | Before |
| 6/17/2014 | HAR | Giles | Demoted to reserve roster | | | Before |
| 6/17/2014 | HAR | Harris | Demoted to reserve roster | | | Before |
| 6/17/2014 | HAR | Liriano,F | Promoted to active roster | | | Before |
| 6/17/2014 | HAR | Pearce | Demoted to reserve roster | | | Before |
| 6/17/2014 | HAR | Prado | Promoted to active roster | | | Before |
| 6/18/2014 | ANN | Aviles | Promoted to active roster | | | Before |
| 6/18/2014 | ANN | Gonzalez,Ma | Placed on Injured List | | 6/18/2014 | Before |
| 6/18/2014 | BAR | Blanco,A | Promoted to active roster | | | Before |
| 6/18/2014 | BAR | Pedroia | Placed on Injured List | | 6/18/2014 | Before |
| 6/19/2014 | CIN | Lee,Cl | Promoted to active roster | | | Before |
| 6/19/2014 | CIN | Simon | Placed on Injured List | | 6/19/2014 | Before |
| 6/19/2014 | CIO | Kazmir | Promoted to active roster | | | Before |
| 6/19/2014 | CIO | Peavy | Demoted to reserve roster | | | Before |
| 6/20/2014 | RMO | Romine,Au | Demoted to reserve roster | | | Before |
| 6/20/2014 | RMO | Sanchez,H | Activated from Injured List | | | Before |
| 6/21/2014 | BRK | Buck | Promoted to active roster | | | Before |
| 6/21/2014 | BRK | d'Arnaud,T | Placed on Injured List | | 6/21/2014 | Before |
| 6/21/2014 | CIN | Allen | Demoted to reserve roster | | | Before |
| 6/21/2014 | CIN | Buchter | Promoted to active roster | | | Before |
| 6/21/2014 | FDH | Carrasco | Placed on Injured List | | 6/20/2014 | Before |
| 6/21/2014 | HAR | Castro,J | Promoted to active roster | | | Before |
| 6/21/2014 | HAR | Stewart,C | Placed on Injured List | | 6/21/2014 | Before |
| 6/21/2014 | NYD | Dyson,S | Demoted to reserve roster | | | Before |
| 6/21/2014 | NYD | Hahn | Activated from Injured List | | | Before |
| 6/22/2014 | ANN | Chatwood | Demoted to reserve roster | | | Before |
| 6/22/2014 | ANN | Deduno | Promoted to active roster | | | Before |
| 6/22/2014 | ANN | Perez,M | Demoted to reserve roster | | | Before |
| 6/22/2014 | ANN | Williams,Je | Promoted to active roster | | | Before |
| 6/22/2014 | CSS | Frieri | Promoted to active roster | | | Before |
| 6/22/2014 | CSS | Thornburg | Demoted to reserve roster | | | Before |
| 6/22/2014 | FDH | McHugh | Activated from Injured List | | | Before |
| 6/22/2014 | GAR | Calhoun | Promoted to active roster | | | Before |
| 6/22/2014 | GAR | Saunders,M | Demoted to reserve roster | | | Before |
| 6/22/2014 | NYD | De La Rosa,R | Promoted to active roster | | | Before |
| 6/22/2014 | NYD | Hahn | Demoted to reserve roster | | | Before |
| 6/22/2014 | SOI | Bass | Placed on Injured List | | 6/22/2014 | Before |
| 6/22/2014 | SOI | Valverde | Promoted to active roster | | | Before |
| 6/23/2014 | CIN | Salazar | Demoted to reserve roster | | | Before |
| 6/23/2014 | NEP | Almonte,A | Demoted to reserve roster | | | Before |
| 6/23/2014 | NEP | Herrmann | Promoted to active roster | | | Before |
| 6/24/2014 | BRK | Morrow | Demoted to reserve roster | | | Before |
| 6/24/2014 | BRK | Nolasco | Promoted to active roster | | | Before |
| 6/24/2014 | CIN | Gonzalez,G | Activated from Injured List | | | Before |
| 6/25/2014 | CIO | Betances | Demoted to reserve roster | | | Before |
| 6/25/2014 | CIO | Davis,W | Promoted to active roster | | | Before |
| 6/25/2014 | CTW | Cotts | Promoted to active roster | | | Before |
| 6/25/2014 | CTW | Hale | Demoted to reserve roster | | | Before |
| 6/25/2014 | DLM | LaRoche | Activated from Injured List | | | Before |
| 6/26/2014 | BAR | Cobb | Placed on Injured List | | 6/26/2014 | Before |
| 6/26/2014 | BAR | Wacha | Promoted to active roster | | | Before |
| 6/26/2014 | BRK | Hughes,J | Demoted to reserve roster | | | Before |
| 6/26/2014 | BRK | Rienzo | Promoted to active roster | | | Before |
| 6/26/2014 | CSS | Marisnick | Promoted to active roster | | | Before |
| 6/26/2014 | CSS | Springer | Demoted to reserve roster | | | Before |
| 6/26/2014 | FDH | Lind | Demoted to reserve roster | | | Before |
| 6/26/2014 | FDH | Lohse | Activated from Injured List | | | Before |
| 6/26/2014 | FDH | Rua | Promoted to active roster | | | Before |
| 6/26/2014 | FDH | Wright,J | Demoted to reserve roster | | | Before |
| 6/26/2014 | NYD | Phelps,D | Demoted to reserve roster | | | Before |
| 6/26/2014 | NYD | Saunders,J | Promoted to active roster | | | Before |
| 6/27/2014 | ANN | Chisenhall | Placed on Injured List | | 6/26/2014 | Before |
| 6/27/2014 | ANN | McGehee | Promoted to active roster | | | Before |
| 6/27/2014 | CAR | Bassitt | Promoted to active roster | | | Before |
| 6/27/2014 | CAR | Rosenthal | Demoted to reserve roster | | | Before |
| 6/27/2014 | NEP | Bour | Promoted to active roster | | | Before |
| 6/27/2014 | NEP | Villar | Placed on Injured List | | 6/27/2014 | Before |
| 7/1/2014 | CTW | Anderson,C | Demoted to reserve roster | | | Before |
| 7/1/2014 | CTW | Nathan | Promoted to active roster | | | Before |