| | LB | Signed (Signed) |
| | DT | Signed/draft choice (Four-year contract (through 2021)) |
| | S | Signed/draft choice (Four-year contract (through 2021)) |
| | RB | Signed/draft choice (Four-year contract (through 2021)) |
| | CB | Signed (Signed) |
| | T | Signed (Signed) |
| | TE | Signed (Signed) |
| | DT | Signed (Signed) |
| | LB | Signed (Signed) |
| | WR | Signed (Signed) |
| | RB | Signed (Signed) |
| | G | Signed (Signed) |
| | CB | Signed (Signed) |
| | DE | Signed (Signed) |
| | DE | Signed (Signed) |
| | C | Signed (Signed) |
| | T | Acquired from waiver (Signed) From |
| | LB | Placed on PUPL (spine) |
| | TE | Signed (International Player Pathway Program) |
| | S | Cut (Signed) |
| | WR | Traded (for 2018 third-round draft pick) To |
| | LB | Team exercises option (Fifth-year option on rookie contract) |
| | LB | Re-signed/rest FA (One-year tender (through 2018)) |
| | CB | Cut (Signed) |
| | C | Signed (One-year contract (through 2018)) From |
| | T | Signed (One-year contract (through 2018)) From |
| | T | Signed (One-year contract (through 2018)) From |
| | WR | Re-signed/unrest FA (One-year contract (through 2018)) |
| | RB | Re-signed/unrest FA (One-year contract (through 2018)) |
| | S | Signed/unrest FA (One-year contract (through 2018)) From |
| | CB | Signed (One-year contract (through 2018)) To |
| | K | Re-signed/rest FA (One-year tender (through 2018)) |
| | S | Signed (One-year contract (through 2018)) To |
| | DT | Re-signed/unrest FA (One-year contract (through 2018)) |
| | S | Signed/unrest FA (Three-year contract (through 2020)) From |
| | LB | Signed/unrest FA (Two-year contract (through 2019)) From |
| | RB | Re-signed/unrest FA (One-year contract (through 2018)) |
| | C | Signed/unrest FA (Five-year contract (through 2022)) To |
| | LB | Declared Free Agent (Signed) |
| | S | Cut (Signed) |
| | CB | Cut (Signed) |
| | C | Declared Free Agent (Signed) |
| | K | Restricted Free Agent (Signed) |
| | WR | Declared Free Agent (Signed) |
| | RB | Declared Free Agent (Signed) |
| | CB | Declared Free Agent (Signed) |
| | C | Declared Free Agent (Signed) |
| | DE | Declared Free Agent (Signed) |
| | RB | Declared Free Agent (Signed) |
| | DT | Declared Free Agent (Signed) |
| | S | Cut (Signed) |
| | WR | Declared Free Agent (Signed) |
| | LB | Restricted Free Agent (Signed) |
| | RB | Designated franchise player (exclusive franchise tag) |
| | C | Re-signed (One-year extension (through 2018)) |