NFL free agency has begun, and we're keeping track of every major signing, trade and release of the 2025 offseason, with analysis from our NFL Nation reporters and grades from our experts. The new league year began March 12 at 4 p.

The Miami Dolphins have a lot of work to do in NFL free agency, and we’ll be keeping track of every single one of their moves.

The Miami Dolphins announced new contracts for four of their players who were set to become free agents Wednesday afternoon. New deals for safety Elijah Campbell and outside linebacker Quinton Bell were already reported ahead of the start of the new league year.

The Miami Dolphins added a power-running veteran to their running back room on Thursday, agreeing to a deal with Alexander Mattison, a person with knowledge of the agreement told The Associated Press.

The Dolphins and free agent RB Alexander Mattison agreed to terms. Here’s what to know and how he fits in Miami.

Free agent running back Alexander Mattison has agreed to a one-year contract with the Dolphins, a source confirmed to ESPN.

The Miami Dolphins running back corps is undergoing a significant transformation. The changes began with Raheem Mostert’s recent departure to the Las Vegas Raiders, creating an opening that needed attention.

Former Miami Dolphins running back Raheem Mostert found a new home in free agency after landing a one-year deal with the Las Vegas Raiders. After the Dolphins released him earlier this offseason, the 33-year-old veteran is reportedly heading to the Raiders on a one-year deal worth $2.