29.12.17: S Cody Davis aktiveret fra injured reserve/return.
27.12.17: OLB Kasim Edebali released. OLB Garrett Sickels og OC Aaron Neary aktiveret fra practice squad. S Marqui Christian placeret på injured reserve. TE Henry Krieger-Coble og CB Taurean Nixon signed til practice squad.
26.12.17: OLB Matt Longacre placeret på injured reserve. WR Paul McRoberts released fra practice squad/injured.
21.12.17: K Greg Zuerlein placeret på injured reserve. K Sam Ficken signed.
20.12.17: QB Brandon Allen placeret på injured reserve. OLB Kasim Edebali signed.
13.12.17: S Isaiah Johnson aktiveret fra practice squad. CB Marcus Sayles signed til practice squad.
11.12.17: CB Dominique Hatfield signed til practice squad. CB Kayvon Webster placeretpå injured reserve.
09.12.17: CB Dominique Hatfield released. ILB Cameron Lynch aktiveret fra practice squad.
04.12.17: OLB Ejuan Price signed til practice squad. CB Marcus Sayles released fra practice squad. ILB Cameron Lynch signedtil practice squad.
02.12.17: OLB Carlos Thompson aktiveret fra practice squad. OLB Ejuan Price released.
21.11.17: CB Kevin Peterson aktiveret fra practice squad. TE Johnny Mundt released. OG Jeremiah Poutasi released fra practice squad. CB Marcus Sayles signed til practice squad.
15.11.17: OC Jake Eldrenkamp og OG Jeremiah Poutasi signed til practice squad. WR Paul McRoberts placeret på practice squad/injured.
11.11.17: HB Lance Dunbar aktiveret fra PUP. TE Johnny Mundt aktiveret fra practice squad. OL Andrew Donnal released.
09.11.17: S Isaiah Johnson released og signed til practice squad.
06.11.17: WR Bradley Marquez released fra injured reserve.
03.11.17: S Cody Davis placeret på injured reserve. S Isaiah Johnson aktiveret fra practice squad.
12.10.17: OLB Garrett Sickels signed til practice squad.
09.10.17: WR Mike Thomas aktivateret fra karantæne. SS Maurice Alexander released.
02.10.17: DL Quinton Jefferson hentet til Seahawks’ aktive roster fra practice squad.
27.09.17: TE Travis Wilson released fra practice squad. WR Fred Brown signed til practice squad.
21.09.17: CB Kevin Peterson signed til practice squad.
19.09.17: CB Troy Hill aktiveret fra karantæne. CB Kevin Peterson released. LB Cassanova McKinzy released fra practice squad.
16.09.17: CB Kevin Peterson signed fra practice squad. OL Aaron Neary released.
14.09.17: DT Quinton Jefferson signedtil practice squad.
12.09.17: OC J.J. Dielman og DT Quinton Jefferson released. OC Jake Eldrenkamp released fra practice squad. OT Cornelius Lucas signed.
09.09.17: DT Aaron Donald aktiveret fra DNR. LB Josh Forrest released med en injury settlement.
05.09.17: TE Johnny Mundt og CB Kevin Peterson signed til practice squad. DT Louis Trinca-Pasat og OL Michael Dunn released fra practice squad.
04.09.17: QB Brandon Allen signed off waivers. CB Kevin Peterson released. DT Louis Trinca-Pasat signed til practice squad. WR Nelson Spruce released med en injury settlement.
03.09.17: TE Temarrick Hemingway, LB Josh Forrest, WR Nelson Spruce og HB Lenard Tillery placeret på injured reserve.
03.09.17: DT Omarius Bryant, OL Michael Dunn, OL Jake Eldrenkamp, S Isaiah Johnson, LB Cassanova McKinzy, WR Paul McRoberts, FB Sam Rogers, OLB Carlos Thompson og TE Travis Wilson signed til practice squad.
03.09.17: OC J.J. Dielman, OC Aaron Neary og DT Quinton Jefferson signed off waivers. LB Nic Grigsby, TE Johnny Mundt og DT Louis Trinca-Pasat released.
02.09.17: S Isaiah Johnson signed til practice squad.
02.09.17: Et 7. runde pick i 2018 traded til Redskins for TE Derek Carrier.
02.09.17: TE Cory Harkey, TE Travis Wilson, QB Dan Orlovsky, DT Omarius Bryant, WR Nelson Spruce, WR Paul McRoberts, WR Brandon Shippen, WR Shakeir Ryan, WR K.D.Cannon, OL Parker Collins, CB Carlos Davis, OL Jake Eldrenkamp, CB Tyquwan Glass, S Isaiah Johnson, OL Alex Kozan, OLB Willie Mays, LB Cassanova McKinzy, OLB Andy Mulumba, OT Pace Murphy, LB Adefolarin Orimolade, CB Aarion Penton, NT Mike Purcell, DT Casey Sayles, OLB Carlos Thompson, OLB Davis Tull, OG Cody Wichmann, OL Michael Dunn, LB Kevin Davis, LB Josh Forrest og HB Lenard Tillery released.
01.09.17: HB Aaron Green og K Travis Coons released.
30.08.17: K Travis Coons signed.
28.08.17: K Travis Coons released.
23.08.17: DT Tyrunn Walker signed. DT A.J. Jefferson released.
22.08.17: CB Tyquwan Glass og OLB Willie Mays signed. HB De’Mard Llorens og DE Caushaud Lyons released.
18.08.17: WRs Justin Thomas og C.J. Germany released. OLB Davis Tull og CB Carlos Davis signed.
11.08.17: CB E.J. Gaines (+ et 2. runde pick i 2018) traded til Bills for WR Sammy Watkins (+ et 6. runde pick i 2018).
10.08.17: K Travis Coons signed.
08.08.17: WR Bradley Marquez placeret på injured reserve.
07.08.17: WR Bradley Marquez waived/injured.
05.08.17: DL Dominique Easley placeret på injured reserve.
04.08.17: WR K.D. Cannon signed.
03.08.17: FB Zach Laskey waived/injured og efterfølgende placeretpå injured reserve. WRs Justin Thomas og C.J. Germany signed.
28.07.17: DE Caushaud Lyons signed.
27.07.17: OLB Andy Mulumba samt HB De’Mard Llorens, LB Adefolarin Orimolade og OG Parker Collins signed.
20.07.17: QB Dan Orlovsky signed.
22.06.17: DT Tyrunn Walker released.
21.06.17: DB Brian Randolph released.
20.06.17: OC Demetrius Rhaney, WR Marquez North, LB Reggie Northrup og OLB Teidrick Smith released.
15.06.17: OG Alex Kozan og OT Michael Dunn signed.
15.06.17: QB Dylan Thompson released.
14.06.17: OT Greg Robinson traded til Lions for et 6. runde pick i 2018.
30.05.17: QB Dylan Thompson signed som tredje quarterback.
30.05.17: HB De’Mard Llorens released.
22.05.17: DTs Omarius Bryant og A.J. Jefferson signed.
22.05.17: OT Kwaide Miller og CB Dravious Wright released.
16.05.17: LB Adefolarin Orimolade released.
16.05.17: C Austin Blythe signed off waivers fra Colts.
15.05.17: HB De’Mard Llorens og WR Shakeir Ryan signed.
15.05.17: CB Jared Collins og C Anthony McMeans released.
14.05.17: OLB Teidrick Smith signed.
12.05.17: CB Ishmael Adams og OG Alex Kozan released.