| Last updated: Tue, May 21, 2013, 02:02 EDT |
| Date | Player | Pos. | Transaction |
| 5/20 | Braylon Broughton | DE | cut |
| 5/16 | Isaako Aaitui | NT | signed |
| 5/13 | Baraka Atkins | DE | signed |
| 5/13 | Brent Leonard | WR | signed |
| 5/13 | Korey Lindsey | CB | signed |
| 5/13 | Jose Maltos | K | signed |
| 5/13 | Khiry Robinson | RB | signed |
| 5/13 | Jeremiah Warren | G | signed |
| 5/13 | Ryan Lee | C | cut |
| 5/13 | Ryan Lacy | CB | cut |
| 5/13 | Shawne Alston | RB | cut |
| 5/10 | John Jenkins | NT | signed/draft choice, Four-year contract (through 2016) |
| 5/9 | Rufus Johnson | LB | signed/draft choice, Four-year contract (through 2016) |
| 5/9 | Terron Armstead | T | signed/draft choice, Four-year contract (through 2016) |
| 5/9 | Kenny Vaccaro | S | signed/draft choice, Four-year contract (through 2016) |
| 5/9 | Kenny Stills | WR | signed/draft choice, Four-year contract (through 2016) |
| 4/28 | Rayford Shipman | LB | signed |
| 4/28 | Shawne Alston | RB | signed |
| 4/28 | Glenn Foster | DE | signed |
| 4/28 | Ryan Griffin | QB | signed |
| 4/28 | Josh Hill | TE | signed |
| 4/28 | Ryan Lacy | CB | signed |
| 4/28 | Tim Lelito | G | signed |
| 4/28 | Eric Martin | LB | signed |
| 4/28 | Elliott Mealer | C | signed |
| 4/28 | Chase Thomas | LB | signed |
| 4/28 | Rod Sweeting | CB | signed |
| 4/28 | Kevin Reddick | LB | signed |
| 4/28 | Keavon Milton | TE | signed |
| 4/22 | Scott Fujita | LB | retired |
| 4/22 | Scott Fujita | LB | signed, One-day contract |
| 4/19 | Chris Ivory | RB | re-signed/restricted free agent, One-year contract (through 2013) |
| 4/15 | Seneca Wallace | QB | signed, One-year contract (through 2013) |
| 4/11 | Jason Smith | T | signed/unrestricted free agent, One-year contract (through 2013) |
| 4/9 | Brian de la Puente | C | re-signed/restricted free agent, One-year contract (through 2013) |
| 4/8 | Jim Leonhard | S | signed/unrestricted free agent, One-year contract (through 2013) |
| 4/1 | Kenyon Coleman | DT | signed/unrestricted free agent, One-year contract (through 2013) |
| 4/1 | Luke McCown | QB | signed/unrestricted free agent, One-year contract (through 2013) |
| 3/28 | Victor Butler | LB | signed/unrestricted free agent, Two-year contract (through 2014) |
| 3/26 | Will Herring | LB | signed, One-year contract (through 2013) |
| 3/21 | Will Herring | LB | signed, One-year contract (through 2013) |
| 3/18 | Benjamin Watson | TE | signed/unrestricted free agent, Three-year contract (through 2015) |
| 3/18 | Ramon Humber | LB | re-signed/unrestricted free agent, One-year contract (through 2013) |
| 3/17 | Courtney Roby | WR | re-signed/unrestricted free agent |
| 3/14 | Keenan Lewis | CB | signed/unrestricted free agent, Five-year contract (through 2017) |
| 3/13 | Justin Drescher | C | re-signed/unrestricted free agent, Four-year contract (through 2016) |
| 3/12 | Ramon Humber | LB | declared free agent |
| 3/12 | Elbert Mack | CB | declared free agent |
| 3/12 | William Robinson | T | declared free agent |
| 3/12 | Courtney Roby | WR | declared free agent |
| 3/12 | Scott Shanle | LB | declared free agent |
| 3/12 | Will Herring | LB | cut |
| 3/12 | Devery Henderson | WR | declared free agent |
| 3/12 | Sedrick Ellis | DT | declared free agent |
| 3/12 | Chase Daniel | QB | declared free agent |
| 3/12 | Chris Ivory | RB | Restricted Free Agent |
| 3/12 | Brian de la Puente | C | Restricted Free Agent |
| 3/12 | Jonathan Casillas | LB | declared free agent |
| 3/12 | Jermon Bushrod | T | declared free agent |
| 3/12 | Justin Drescher | C | declared free agent |
| 3/12 | Turk McBride | DE | declared free agent |
| 3/9 | Junior Galette | DE | re-signed, Three-year contract (through 2015) |
| 2/19 | Johnny Patrick | CB | cut |
| 2/19 | David Thomas | TE | cut |
| 2/4 | Malcolm Jenkins | S | Taken off IR, hamstring |
| 2/4 | Corey White | CB | Taken off IR, knee |
| 2/4 | Nick Toon | WR | Taken off IR, undisclosed |
| 2/4 | Andrew Tiller | G | Taken off IR, undisclosed |
| 2/4 | Greg Romeus | DE | Taken off IR, knee |
| 2/4 | Chris Givens | WR | Taken off IR, undisclosed |
| 2/4 | Chris Chamberlain | LB | Taken off IR, torn left ACL |
| 2/4 | Marcel Jones | T | Taken off IR, left knee |
| 2/4 | Charles Brown | T | Taken off IR, knee |
| 2/4 | Bryce Harris | T | Taken off IR, broken leg |
| 2/4 | Pierre Thomas | RB | Taken off IR, knee |
| 1/7 | Austin Johnson | LB | signed |
| 1/7 | Dion Turner | CB | signed |
| 1/4 | Jay Richardson | DE | signed |
| 1/3 | Preston Parker | WR | signed |
| 1/2 | Ryan Steed | CB | signed |
| 1/2 | Ryan Lee | C | signed |
| 1/2 | Jarred Fayson | WR | signed |
| 1/2 | Braylon Broughton | DE | signed |
| 1/2 | Andy Tanner | WR | signed |
| 12/28 | Pierre Thomas | RB | Placed on IR, knee |
| 12/28 | A.J. Davis | CB | Activated from the Practice Squad |
| 12/19 | Ryan Lee | C | practice squad deletion |
| 12/19 | Ryan Steed | CB | practice squad addition |
| 12/19 | Jarred Fayson | WR | practice squad addition |
| 12/18 | Saalim Hakim | WR | Activated from the Practice Squad |
| 12/18 | Corey White | CB | Placed on IR, knee |
| 12/17 | Phillip Thomas | S | practice squad addition |
| 12/17 | Wayne Tribue | G | practice squad addition |
| 12/15 | Jerico Nelson | S | Activated from the Practice Squad |
| 12/15 | Ricky Henry | G | Activated from the Practice Squad |
| 12/15 | Charles Brown | T | Placed on IR, knee |
| 12/15 | Malcolm Jenkins | S | Placed on IR, hamstring |
| 12/11 | Fenuki Tupou | T | cut |
| 12/11 | Fenuki Tupou | T | Taken off IR, triceps |
| 12/6 | Ezra Butler | LB | practice squad deletion |
| 12/6 | Saalim Hakim | WR | practice squad addition |
| 11/27 | Scott Winnewisser | T | cut |
| 11/27 | Michael Higgins | TE | Activated from the Practice Squad |
| 11/27 | Bryce Harris | T | Placed on IR, broken leg |
| 11/27 | Ryan Lee | C | practice squad addition |
| 11/27 | Scott Winnewisser | T | Taken off IR, undisclosed |
| More Transactions |
