| Last updated: Sat, May 26, 2012, 02:03 EDT |
| Friday, May 25, 2012 |
| Team | Player | Transaction |
| Cincinnati Bengals | Kevin Zeitler | signed/draft choice, Four-year contract (fifth-year option) |
| Miami Dolphins | Josh Kaddu | signed/draft choice, Four-year contract |
| Thursday, May 24, 2012 |
| Team | Player | Transaction |
| Arizona Cardinals | Marc Wilson | cut |
| Arizona Cardinals | Quentin Groves | signed/unrestricted free agent |
| New York Giants | Brian Witherspoon | cut |
| New York Giants | Dante Hughes | signed |
| Seattle Seahawks | Justin Helwege | signed |
| Wednesday, May 23, 2012 |
| Team | Player | Transaction |
| Chicago Bears | Nate Collins | signed/unrestricted free agent, One-year contract (through 2015) |
| Cincinnati Bengals | Dan Herron | signed/draft choice, Four-year contract (through 2015) |
| Denver Broncos | Chris Gronkowski | traded, for CB Cassius Vaughn |
| Green Bay Packers | Cameron Ford | cut |
| Green Bay Packers | Nick Hill | cut |
| Green Bay Packers | Phillip Merling | signed |
| Indianapolis Colts | Jerry Brown | signed |
| Indianapolis Colts | Brandon Peguese | cut |
| Indianapolis Colts | Cassius Vaughn | traded, for FB Chris Gronkowski |
| Minnesota Vikings | Rhett Ellison | signed/draft choice, Four-year contract |
| New England Patriots | Chandler Jones | signed/draft choice, Four-year contract (fifth-year option) |
| New York Jets | Fui Vakapuna | signed |
| Pittsburgh Steelers | Trevis Turner | cut |
| San Francisco 49ers | Andy Lee | re-signed, Six-year extension (through 2018) |
| Seattle Seahawks | Cooper Helfet | cut |
| Tampa Bay Buccaneers | Tyler Shoemaker | cut |
| Tennessee Titans | Scott Solomon | signed/draft choice, Four-year contract (through 2015) |
| Tennessee Titans | Taylor Thompson | signed/draft choice, Four-year contract (through 2015) |
| Tuesday, May 22, 2012 |
| Team | Player | Transaction |
| Denver Broncos | Danny Trevathan | signed/draft choice, Four-year contract (through 2015) |
| Indianapolis Colts | Josh Chapman | signed/draft choice, Four-year contract (through 2015) |
| Kansas City Chiefs | Aaron Weaver | signed |
| Miami Dolphins | Jonathan Martin | signed/draft choice, Four-year contract (through 2015) |
| Miami Dolphins | Rishard Matthews | signed/draft choice, Four-year contract (through 2015) |
| Minnesota Vikings | Robert Blanton | signed/draft choice, Four-year contract (through 2015) |
| Minnesota Vikings | Jarius Wright | signed/draft choice, Four-year contract (through 2015) |
| Minnesota Vikings | Audie Cole | signed/draft choice, Four-year contract (through 2015) |
| Minnesota Vikings | Trevor Guyton | signed/draft choice, Four-year contract (through 2015) |
| Minnesota Vikings | Greg Childs | signed/draft choice, Four-year contract (through 2015) |
| Minnesota Vikings | Blair Walsh | signed/draft choice, Four-year contract (through 2015) |
| New York Jets | Eddie Jones | cut |
| New York Jets | DeAngelo Smith | cut |
| Oakland Raiders | Kyle Newhall-Caballero | signed |
| Tampa Bay Buccaneers | Greg Ellingson | signed |
| Monday, May 21, 2012 |
| Team | Player | Transaction |
| Carolina Panthers | Jason Shirley | cut |
| Cincinnati Bengals | Matt Murphy | acquired from waivers |
| Cincinnati Bengals | Reggie Stephens | signed |
| Denver Broncos | Derek Wolfe | signed/draft choice, Four-year contract (through 2015) |
| Miami Dolphins | Kheeston Randall | signed/draft choice, Four-year contract (through 2015) |
| New England Patriots | Nate Ebner | signed/draft choice, Four-year contract (through 2015) |
| Philadelphia Eagles | Nick Foles | signed/draft choice, Four-year contract (through 2015) |
| Philadelphia Eagles | Jacory Harris | cut |
| Seattle Seahawks | Allen Barbre | suspended, 4 games (NFL policy on PED's) |
| Seattle Seahawks | Kellen Winslow | traded, for 7th round pick in 2013 |
| Tampa Bay Buccaneers | Preston Parker | re-signed, One-year extension (through 2013) |
| Tampa Bay Buccaneers | Dallas Clark | signed, One-year contract (through 2012) |
| Tennessee Titans | Zach Brown | signed/draft choice, Four-year contract (through 2015) |
| Saturday, May 19, 2012 |
| Team | Player | Transaction |
| Baltimore Ravens | Chad Diehl | retired |
| Cincinnati Bengals | Dontay Moch | suspended, 4 games (NFL Substance Abuse Policy) |
| Denver Broncos | Malik Jackson | signed/draft choice, Four-year contract (through 2015) |
| Indianapolis Colts | Justin Anderson | signed/draft choice, Four-year contract (through 2015) |
| New York Jets | Yeremiah Bell | signed, One-year contract (through 2012) |
| St. Louis Rams | Brody Eldridge | acquired from waivers |
| Tennessee Titans | Markelle Martin | signed/draft choice, Four-year contract (through 2015) |
| Friday, May 18, 2012 |
| Team | Player | Transaction |
| Buffalo Bills | Cordy Glenn | signed/draft choice, Four-year contract (through 2015) |
| Cincinnati Bengals | Dre Kirkpatrick | signed/draft choice, Four-year contract (fifth-year option) |
| Denver Broncos | Omar Bolden | signed/draft choice, Four-year contract (through 2015) |
| Indianapolis Colts | Matt Murphy | cut |
| Indianapolis Colts | Zane Taylor | acquired from waivers |
| Indianapolis Colts | Brody Eldridge | cut |
| Minnesota Vikings | Levi Horn | signed |
| New England Patriots | Jon Opperud | signed |
| New England Patriots | Alfonzo Dennard | signed/draft choice, Four-year contract (through 2015) |
| New York Jets | Quinton Coples | signed/draft choice, Four-year contract (fifth-year option) |
| New York Jets | Antonio Allen | signed/draft choice, Four-year contract (through 2015) |
| Pittsburgh Steelers | Kyle Jolly | signed |
| St. Louis Rams | Jose Valdez | acquired from waivers |
| Tampa Bay Buccaneers | Lavonte David | signed/draft choice, Four-year contract (through 2015) |
| Washington Redskins | Keenan Robinson | signed/draft choice, Four-year contract (through 2015) |
| Thursday, May 17, 2012 |
| Team | Player | Transaction |
| Arizona Cardinals | Nate Potter | signed/draft choice, Four-year contract (through 2015) |
| Buffalo Bills | Stephon Gilmore | signed/draft choice, Four-year contract (fifth-year option) |
| Cincinnati Bengals | Ben Bojicic | cut |
| Indianapolis Colts | David Legree | signed |
| Kansas City Chiefs | Donald Stephenson | signed/draft choice, Four-year contract (through 2015) |
| Miami Dolphins | B.J. Cunningham | signed/draft choice, Four-year contract (through 2015) |
| Minnesota Vikings | C.C. Whitlock | cut |
| Minnesota Vikings | Kevin Murphy | cut |
| New England Patriots | Jeremy Ebert | signed/draft choice, Four-year contract (through 2015) |
| Philadelphia Eagles | Alfred McCullough | signed |
| Philadelphia Eagles | Zane Taylor | cut |
| Philadelphia Eagles | LeSean McCoy | re-signed, Five-year extension (through 2017) |
| Tampa Bay Buccaneers | Armahd Lewis | signed |
| Tampa Bay Buccaneers | Wallace Wright | signed |
| Tampa Bay Buccaneers | Mike Ingersoll | cut |
| Tampa Bay Buccaneers | Tyler Urban | cut |
| Tampa Bay Buccaneers | Connor Barth | re-signed, Four-year contract (through 2015) |
