Monday marks the unofficial start of NFL free agency. 

At noon ET, teams will be permitted to begin negotiating with free agents from other clubs. These players then will be free to officially sign with any team once the new league year commences at 4 p.m. ET on Wednesday. 

This group of impending free agents includes 19 New England Patriots players, some of whom opted to re-sign before testing the market. We’ll be updating this tracker as each player signs.  

Quarterback Tom Brady: Announced he is leaving Patriots; signed with Tampa Bay Buccaneers

Defensive tackle Adam Butler (RFA): Second-round tender

Edge rusher Shilique Calhoun

Linebacker Jamie Collins: Agreed to terms with Detroit Lions

Defensive end Keionta Davis (ERFA): Re-signed with Patriots

Wide receiver Phillip Dorsett

Special teamer Nate Ebner: Agreed to terms with New York Giants

Guard Jermaine Eluemunor (RFA): Original-round tender

Center/guard James Ferentz

Kicker Nick Folk

Center/guard Ted Karras: Agreed to terms with Miami Dolphins

Safety Devin McCourty: Re-signed with Patriots

Offensive tackle Marshall Newhouse

Linebacker Elandon Roberts: Agreed to terms with Miami Dolphins

Defensive tackle Danny Shelton: Agreed to terms with Detroit Lions

Special teamer Matthew Slater: Re-signed with Patriots

Guard Joe Thuney: Franchise tag

Linebacker Kyle Van Noy: Agreed to terms with Miami Dolphins

Tight end Ben Watson: Retired

More Patriots: What To Know About Each New England Free Agent

Thumbnail photo via Mark J. Rebilas/USA TODAY Sports Images