Seattle Seahawks Transactions - 2012
| MAY | |
| DATE | TRANSACTION |
| May 21, 2012 | Traded a 2013 undisclosed conditional draft choice to Tampa Bay for TE Kellen Winslow. |
| May 16, 2012 | Released CB London Durham, LB Adrian Moten, OT Jon Opperud and G-C Brent Osborne. Agreed to terms with OT Alex Barron, TE Cooper Helfet, CB Donny Lisowski and OT Andrew Mitchell. |
| May 7, 2012 | Agreed to terms with DE Bruce Irvin, LB Bobby Wagner, QB Russell Wilson, LB Korey Toomer, CB Jeremy Lane, S Winston Guy, G J.R. Sweezy and DE Greg Scruggs. |
| APRIL | |
| DATE | TRANSACTION |
| April 12, 2012 | Agreed to terms with LB Leroy Hill and LB Matt McCoy to one-year contracts. |
| April 9, 2012 | Agreed to terms with CB Marcus Trufant on a one-year contract. |
| April 6, 2012 | Agreed to terms with CB Roy Lewis, G Deuce Lutui and LB Barrett Ruud. |
| MARCH | |
| DATE | TRANSACTION |
| March 23, 2012 | Agreed to terms with RB Kregg Lumpkin. |
| March 21, 2012 | Agreed to terms with T Frank Omiyale. |
| March 18, 2012 | Agreed to terms with QB Matt Flynn on a three-year contract. |
| March 18, 2012 | Agreed to terms with DT Jason Jones. |
| March 13, 2012 | Agreed to terms with DE Red Bryant and LB Heath Farwell. |
| March 7, 2012 | Released CB Marcus Trufant. |
| March 4, 2012 | Signed RB Marshawn Lynch to a four-year contract. |
| FEBRUARY | |
| DATE | TRANSACTION |
| February 14, 2012 | Named Keith Carter quality control-offense coach, Marquand Manuel special teams coach, John Glenn special teams assistant coach and Kenechi Udeze defensive line intern. |
| February 10, 2012 | Signed OL Breno Giacomini to a two-year contract extension. |
| JANUARY | |
| DATE | TRANSACTION |
| January 11, 2012 | Signed RB Vai Taua. |
| January 11, 2012 | Signed RB Tyrell Sutton to a reserve/future contract. |
| January 5, 2012 | Signed WR Charly Martin and DTe Adrian Taylor. |
| January 3, 2012 | Signed DE Pierre Allen, LB Allen Bradford, CB Coye Francies, DE John Graves, CB Jesse Hoffman, TE John Nalbone and G Brent Osborne. |
