| Transactions |
| Date | Team | Player | Type | OthTm | EffDate | When |
| 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 |
| 4/6/2014 | 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 |
| 4/10/2014 | 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 |
| 4/12/2014 | BBG | Holland,D | Placed on Injured List | | 4/11/2014 | Before |
| 4/12/2014 | BBG | Smyly | 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 |
| 4/17/2014 | 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 |
| 4/19/2014 | 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 | TEW | Callaspo | Promoted to active roster | | | Before |
| 4/20/2014 | TEW | Freese | Placed on Injured List | | 4/20/2014 | 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 | 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 |
| 4/26/2014 | 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 |
| 4/28/2014 | 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 |
| 4/29/2014 | CEN | Lewis | Demoted to reserve roster | | | Before |
| 4/29/2014 | CEN | Vargas,J | Activated from Injured List | | | Before |
| 5/2/2014 | CIN | Kratz | Demoted to reserve roster | | | Before |
| 5/2/2014 | CIN | Rosario | Activated from Injured List | | | 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 | GAR | Arrieta | Placed on Injured List | | 5/4/2014 | Before |
| 5/4/2014 | GAR | Ross,T | 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 | 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 | 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 |
| 5/10/2014 | 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 | 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 | NEP | Butera | Promoted to active roster | | | Before |
| 5/10/2014 | NEP | Jaso | Traded away | BAR | | After |
| 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 | 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 |
| 5/16/2014 | 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 |
| 5/17/2014 | 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 |
| 5/18/2014 | GAR | Wood,A | Placed on Injured List | | 5/18/2014 | Before |
| 5/18/2014 | GAR | Worley | 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 | GAR | Fiers | Promoted to active roster | | | Before |
| 5/19/2014 | GAR | Pineda | Demoted to reserve 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 | 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 |
| 5/24/2014 | CTW | Matzek | Placed on Injured List | | 5/24/2014 | 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 |
| 5/26/2014 | CTW | Hudson,T | Activated from Injured List | | | Before |
| 5/26/2014 | NEP | Colabello | Demoted to reserve roster | | | Before |
| 5/26/2014 | NEP | Ruggiano | 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 |
| 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 | 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 | 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 |
| 6/3/2014 | GAR | Arrieta | Activated from Injured List | | | Before |
| 6/3/2014 | GAR | Ross,T | 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 | CTW | Reynolds | Promoted to active roster | | | Before |
| 6/4/2014 | CTW | Rojas | 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 |
| 6/8/2014 | 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 | CTW | Delgado | Promoted to active roster | | | Before |
| 6/10/2014 | CTW | Siegrist | 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 |
| 6/14/2014 | 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 | 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 |
| 6/18/2014 | 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 |
| 6/21/2014 | CIN | Allen | Demoted to reserve roster | | | Before |
| 6/21/2014 | CIN | Buchter | Promoted to active roster | | | Before |
| 6/22/2014 | GAR | Calhoun | Promoted to active roster | | | Before |
| 6/22/2014 | GAR | Saunders,M | Demoted to reserve 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 | CIN | Gonzalez,G | Activated from Injured List | | | 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 |
| 6/27/2014 | 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 | CIN | Alvarez,P | Promoted to active roster | | | Before |
| 7/1/2014 | CIN | Buchter | Demoted to reserve roster | | | Before |
| 7/1/2014 | CIN | Lee,Cl | Demoted to reserve roster | | | Before |
| 7/1/2014 | CIN | Sanchez,An | Promoted to active roster | | | Before |
| 7/1/2014 | CTW | Anderson,C | Demoted to reserve roster | | | Before |
| 7/1/2014 | CTW | Nathan | Promoted to active roster | | | Before |
| 7/1/2014 | GAR | Duda | Activated from Injured List | | | Before |
| 7/1/2014 | GAR | Mercer | Demoted to reserve roster | | | Before |
| 7/1/2014 | GAR | Negron | Promoted to active roster | | | Before |
| 7/1/2014 | GAR | Wright,D | Demoted to reserve roster | | | Before |
| 7/1/2014 | NEP | Butera | Demoted to reserve roster | | | Before |
| 7/1/2014 | NEP | Castillo,W | Activated from Injured List | | | Before |
| 7/1/2014 | TEW | Archer | Placed on Injured List | | 6/28/2014 | Before |
| 7/1/2014 | TEW | Colome | Promoted to active roster | | | Before |
| 7/1/2014 | TEW | Janssen | Promoted to active roster | | | Before |
| 7/1/2014 | TEW | Matsuzaka | Promoted to active roster | | | Before |
| 7/1/2014 | TEW | Maurer | Demoted to reserve roster | | | Before |
| 7/1/2014 | TEW | Soto,G | Demoted to reserve roster | | | Before |
| 7/2/2014 | BBG | Iannetta | Placed on Injured List | | 7/2/2014 | Before |
| 7/2/2014 | BBG | Soler | Promoted to active roster | | | Before |
| 7/2/2014 | NEP | Altherr | Promoted to active roster | | | Before |
| 7/2/2014 | NEP | Dietrich | Demoted to reserve roster | | | Before |
| 7/3/2014 | CIN | Miller,A | Demoted to reserve roster | | | Before |
| 7/3/2014 | CIN | Owings | Demoted to reserve roster | | | Before |
| 7/3/2014 | CIN | Salazar | Promoted to active roster | | | Before |
| 7/3/2014 | CIN | Stroman | Promoted to active roster | | | Before |
| 7/3/2014 | CTW | Qualls | Promoted to active roster | | | Before |
| 7/3/2014 | CTW | Verlander | Placed on Injured List | | 7/3/2014 | Before |
| 7/4/2014 | CTW | Belt | Demoted to reserve roster | | | Before |
| 7/4/2014 | CTW | Ryan,B | Promoted to active roster | | | Before |
| 7/5/2014 | BAR | Blanco,A | Demoted to reserve roster | | | Before |
| 7/5/2014 | BAR | Jaso | Demoted to reserve roster | | | Before |
| 7/5/2014 | BAR | McKenry | Promoted to active roster | | | Before |
| 7/5/2014 | BAR | Taylor,C | Promoted to active roster | | | Before |
| 7/5/2014 | CEN | Owings | Acquired via trade | CIN | | After |
| 7/5/2014 | CIN | Owings | Traded away | CEN | | After |
| 7/5/2014 | GAR | Fiers | Demoted to reserve roster | | | Before |
| 7/5/2014 | GAR | Grandal | Promoted to active roster | | | Before |
| 7/5/2014 | GAR | Worley | Promoted to active roster | | | Before |
| 7/5/2014 | NEP | Altherr | Demoted to reserve roster | | | Before |
| 7/5/2014 | NEP | Alvarez,J | Promoted to active roster | | | Before |
| 7/5/2014 | NEP | Castillo,R | Promoted to active roster | | | Before |
| 7/5/2014 | NEP | Kelley | Demoted to reserve roster | | | Before |
| 7/6/2014 | BAR | Pedroia | Activated from Injured List | | | Before |
| 7/6/2014 | BAR | Taylor,C | Demoted to reserve roster | | | Before |
| 7/6/2014 | CEN | Jimenez,U | Placed on Injured List | | 7/6/2014 | Before |
| 7/6/2014 | CEN | Martinez,N | Promoted to active roster | | | Before |
| 7/6/2014 | CTW | Gyorko | Placed on Injured List | | 7/6/2014 | Before |
| 7/6/2014 | CTW | Sizemore,G | Promoted to active roster | | | Before |
| 7/7/2014 | CAR | Despaigne | Demoted to reserve roster | | | Before |
| 7/7/2014 | CAR | Rosenthal | Promoted to active roster | | | Before |
| 7/7/2014 | CIN | Aoki | Placed on Injured List | | 7/5/2014 | Before |
| 7/7/2014 | CIN | Ynoa | Promoted to active roster | | | Before |
| 7/7/2014 | NEP | Paulsen | Demoted to reserve roster | | | Before |
| 7/7/2014 | NEP | Polanco,J | Promoted to active roster | | | Before |
| 7/9/2014 | GAR | Kouzmanoff | Promoted to active roster | | | Before |
| 7/9/2014 | GAR | Turner,Ju | Demoted to reserve roster | | | Before |
| 7/9/2014 | NEP | Franco | Promoted to active roster | | | Before |
| 7/9/2014 | NEP | Polanco,J | Demoted to reserve roster | | | Before |
| 7/10/2014 | NEP | Alvarez,J | Demoted to reserve roster | | | Before |
| 7/10/2014 | NEP | Wilson,A | Promoted to active roster | | | Before |
| 7/11/2014 | BAR | Gregerson | Demoted to reserve roster | | | Before |
| 7/11/2014 | BAR | Otero | Promoted to active roster | | | Before |
| 7/11/2014 | CIN | Gonzalez,G | Demoted to reserve roster | | | Before |
| 7/11/2014 | CIN | Rosario | Promoted to active roster | | | Before |
| 7/11/2014 | NEP | Reimold | Promoted to active roster | | | Before |
| 7/11/2014 | NEP | Ruf | Demoted to reserve roster | | | Before |
| 7/12/2014 | CTW | Hand | Promoted to active roster | | | Before |
| 7/12/2014 | CTW | Hand | Acquired via trade | NYD | | After |
| 7/12/2014 | CTW | Hudson,T | Traded away | NYD | | After |
| 7/13/2014 | CIN | Feldman | Activated from Injured List | | | Before |
| 7/13/2014 | CIN | Sanchez,An | Demoted to reserve roster | | | Before |
| 7/13/2014 | TEW | Archer | Activated from Injured List | | | Before |
| 7/13/2014 | TEW | Matsuzaka | Demoted to reserve roster | | | Before |
| 7/14/2014 | BBG | Ventura | Placed on Injured List | | 7/14/2014 | Before |
| 7/14/2014 | BBG | Weaver | Promoted to active roster | | | Before |
| 7/14/2014 | DLM | Gillaspie | Placed on Injured List | | 7/13/2014 | Before |
| 7/14/2014 | DLM | Ramos,A | Activated from Injured List | | | Before |
| 7/14/2014 | GAR | Morneau | Placed on Injured List | | 7/4/2014 | Before |
| 7/14/2014 | NEP | Butera | Promoted to active roster | | | Before |
| 7/14/2014 | NEP | Conger | Demoted to reserve roster | | | Before |
| 7/14/2014 | NEP | Ramirez,E | Demoted to reserve roster | | | Before |
| 7/14/2014 | NEP | Tanaka | Promoted to active roster | | | Before |
| 7/15/2014 | CAR | Adrianza | Promoted to active roster | | | Before |
| 7/15/2014 | CAR | Tolleson,St | Demoted to reserve roster | | | Before |
| 7/15/2014 | NEP | Bour | Demoted to reserve roster | | | Before |
| 7/15/2014 | NEP | Villar | Activated from Injured List | | | Before |
| 7/19/2014 | CAR | Buehrle | Traded away | DLM | | After |
| 7/19/2014 | CAR | Fister | Traded away | DLM | | After |
| 7/19/2014 | CIN | Carter | Acquired via trade | RMO | | After |
| 7/19/2014 | CIN | Cosart | Acquired via trade | RMO | | After |
| 7/19/2014 | CIN | Dunn,A | Acquired via trade | RMO | | After |
| 7/19/2014 | CIN | Feldman | Traded away | RMO | | After |
| 7/19/2014 | CIN | Fowler | Traded away | RMO | | After |
| 7/19/2014 | CIN | Latos | Acquired via trade | RMO | | After |
| 7/19/2014 | CIN | Simon | Traded away | RMO | | After |
| 7/19/2014 | DLM | Buehrle | Acquired via trade | CAR | | After |
| 7/19/2014 | DLM | Fister | Acquired via trade | CAR | | After |
| 7/20/2014 | CAR | Bassitt | Demoted to reserve roster | | | Before |
| 7/20/2014 | CAR | Beltran | Demoted to reserve roster | | | Before |
| 7/20/2014 | CAR | Bettis | Promoted to active roster | | | Before |
| 7/20/2014 | CAR | Bolsinger | Promoted to active roster | | | Before |
| 7/20/2014 | CAR | Capuano | Promoted to active roster | | | Before |
| 7/20/2014 | CAR | Gimenez | Promoted to active roster | | | Before |
| 7/20/2014 | CAR | Goldschmidt | Demoted to reserve roster | | | Before |
| 7/20/2014 | CAR | Infante | Promoted to active roster | | | Before |
| 7/20/2014 | CIN | Cosart | Demoted to reserve roster | | | Before |
| 7/20/2014 | DLM | Buehrle | Demoted to reserve roster | | | Before |
| 7/20/2014 | DLM | Fister | Demoted to reserve roster | | | Before |
| 7/20/2014 | DLM | Santana,Da | Demoted to reserve roster | | | Before |
| 7/20/2014 | DLM | Smolinski | Promoted to active roster | | | Before |
| 7/20/2014 | NEP | Ahmed | Promoted to active roster | | | Before |
| 7/20/2014 | NEP | Fields | Promoted to active roster | | | Before |
| 7/20/2014 | NEP | Moreland | Demoted to reserve roster | | | Before |
| 7/20/2014 | NEP | Rondon,H | Demoted to reserve roster | | | Before |
| 7/21/2014 | CIN | Allen | Promoted to active roster | | | Before |
| 7/21/2014 | CIN | Chamberlain | Demoted to reserve roster | | | Before |
| 7/21/2014 | CIN | Dunn,A | Promoted to active roster | | | Before |
| 7/21/2014 | CIN | Ynoa | Demoted to reserve roster | | | Before |
| 7/21/2014 | CTW | Gregorius | Demoted to reserve roster | | | Before |
| 7/21/2014 | CTW | Gyorko | Activated from Injured List | | | Before |
| 7/21/2014 | CTW | Herrera,J | Demoted to reserve roster | | | Before |
| 7/21/2014 | CTW | Schafer,J | Promoted to active roster | | | Before |
| 7/21/2014 | GAR | Flores | Promoted to active roster | | | Before |
| 7/21/2014 | GAR | Kouzmanoff | Demoted to reserve roster | | | Before |
| 7/22/2014 | CIN | Rosario | Demoted to reserve roster | | | Before |
| 7/22/2014 | GAR | Fiers | Promoted to active roster | | | Before |
| 7/22/2014 | GAR | Richards | Demoted to reserve roster | | | Before |
| 7/23/2014 | CIN | Gonzalez,G | Promoted to active roster | | | Before |
| 7/23/2014 | CIN | Latos | Demoted to reserve roster | | | Before |
| 7/23/2014 | CIN | Sanchez,An | Promoted to active roster | | | Before |
| 7/23/2014 | CTW | Kahnle | Demoted to reserve roster | | | Before |
| 7/23/2014 | CTW | Sucre | Promoted to active roster | | | Before |
| 7/23/2014 | CTW | Suzuki,K | Demoted to reserve roster | | | Before |
| 7/23/2014 | CTW | Verlander | Activated from Injured List | | | Before |
| 7/23/2014 | GAR | Fiers | Demoted to reserve roster | | | Before |
| 7/23/2014 | GAR | Wada | Promoted to active roster | | | Before |
| 7/25/2014 | DLM | Betts | Demoted to reserve roster | | | Before |
| 7/26/2014 | BAR | Cobb | Activated from Injured List | | | Before |
| 7/26/2014 | BAR | Minor | Demoted to reserve roster | | | Before |
| 7/26/2014 | CEN | Jennings,Da | Demoted to reserve roster | | | Before |
| 7/26/2014 | CEN | Jimenez,U | Activated from Injured List | | | Before |
| 7/27/2014 | BBG | Flaherty | Promoted to active roster | | | Before |
| 7/27/2014 | DLM | Chen,W | Demoted to reserve roster | | | Before |
| 7/27/2014 | DLM | Fister | Promoted to active roster | | | Before |
| 7/28/2014 | BBG | Beltre | Placed on Injured List | | 7/27/2014 | Before |
| 7/28/2014 | NEP | Herrmann | Demoted to reserve roster | | | Before |
| 7/28/2014 | NEP | Snider | Promoted to active roster | | | Before |
| 7/30/2014 | CIN | Burnett,A | Demoted to reserve roster | | | Before |
| 7/30/2014 | CIN | Miller,A | Promoted to active roster | | | Before |
| 7/30/2014 | NEP | Castillo,R | Demoted to reserve roster | | | Before |
| 7/30/2014 | NEP | Rutledge | Promoted to active roster | | | Before |
| 7/31/2014 | CAR | Bettis | Demoted to reserve roster | | | Before |
| 7/31/2014 | CAR | Despaigne | Promoted to active roster | | | Before |
| 7/31/2014 | CIN | Aoki | Activated from Injured List | | | Before |
| 7/31/2014 | CIN | Dunn,A | Demoted to reserve roster | | | Before |
| 7/31/2014 | GAR | Grandal | Placed on Injured List | | 7/31/2014 | Before |
| 7/31/2014 | GAR | Martinez,J | Demoted to reserve roster | | | Before |
| 7/31/2014 | GAR | Morneau | Activated from Injured List | | | Before |
| 7/31/2014 | GAR | Nieuwenhuis | Promoted to active roster | | | Before |
| 7/31/2014 | TEW | Campbell | Promoted to active roster | | | Before |
| 7/31/2014 | TEW | Corporan | Demoted to reserve roster | | | Before |
| 7/31/2014 | TEW | Doumit | Promoted to active roster | | | Before |
| 7/31/2014 | TEW | Panik | Demoted to reserve roster | | | Before |
| 7/31/2014 | TEW | Soto,G | Promoted to active roster | | | Before |
| 7/31/2014 | TEW | Vogt | Demoted to reserve roster | | | Before |