Yankees Roster & Staff
Transactions
| Date | Transaction |
| 08/31/11 | Dan Camarena assigned to GCL Yankees from New York Yankees. |
| 08/31/11 | New York Yankees signed free agent RHP Moises Cedeno to a minor league contract. |
| 08/30/11 | New York Yankees signed LHP Chaz Hebert. |
| 08/30/11 | New York Yankees signed LHP Dan Camarena. |
| 08/29/11 | New York Yankees optioned Hector Noesi to Scranton/Wilkes-Barre Yankees. |
| 08/29/11 | New York Yankees activated RHP Freddy Garcia from the 15-day disabled list. |
| 08/25/11 | New York Yankees sent Jeff Marquez outright to Scranton/Wilkes-Barre Yankees. |
| 08/24/11 | New York Yankees optioned Aaron Laffey to Scranton/Wilkes-Barre Yankees. |
| 08/23/11 | New York Yankees sent C Gustavo Molina outright to Scranton/Wilkes-Barre Yankees. |
| 08/21/11 | New York Yankees activated 3B Alex Rodriguez from the 15-day disabled list. |
| 08/21/11 | New York Yankees designated Aaron Laffey for assignment. |
| 08/21/11 | New York Yankees signed LHP Jake Cave. |
| 08/21/11 | New York Yankees signed C Greg Bird. |
| 08/20/11 | Aaron Laffey assigned to New York Yankees. |
| 08/19/11 | New York Yankees placed RHP Freddy Garcia on the 15-day disabled list retroactive to August 9, 2011. Lacerated right index finger. |
| 08/19/11 | New York Yankees claimed LHP Aaron Laffey off waivers from Seattle Mariners. |
| 08/19/11 | New York Yankees designated Gustavo Molina for assignment. |
| 08/16/11 | New York Yankees claimed LHP Raul Valdes off waivers from St. Louis Cardinals. |
| 08/16/11 | Scott Proctor assigned to Scranton/Wilkes-Barre Yankees from New York Yankees. |
| 08/16/11 | New York Yankees optioned Raul Valdes to Scranton/Wilkes-Barre Yankees. |
| 08/16/11 | Jeff Marquez roster status changed by New York Yankees. |
| 08/15/11 | New York Yankees signed RHP Joseph Maher. |
| 08/15/11 | New York Yankees signed RHP Jordan Cote. |
| 08/15/11 | New York Yankees signed RHP Rookie Davis. |
| 08/15/11 | New York Yankees signed free agent RHP Scott Proctor to a minor league contract. |
| 08/13/11 | New York Yankees signed RHP John Brebbia. |
| 08/11/11 | New York Yankees signed RHP Hayden Sharp. |
| 08/11/11 | New York Yankees signed RHP Adam Smith. |
| 08/05/11 | New York Yankees signed free agent OF Alan Ramirez to a minor league contract. |
| 08/01/11 | New York Yankees signed free agent RHP Victor Lozada to a minor league contract. |