February 08, 2022

Mariners  sign Asher Wojciechowski

February 09, 2022

Mariners  sign Danny Young

March 10, 2022

Mariners  sign Matt Koch

March 14, 2022

Mariners  sign Steven Souza

Mariners  sign Patrick Weigel

March 16, 2022

Mariners  sign Chance Sisco

Mariners  sign Mike Ford

March 20, 2022

Mariners  sign Ryan Buchter

March 21, 2022

Mariners  sign Billy Hamilton

March 22, 2022

Mariners  sign Sal Romano

March 24, 2022

Mariners  sign Sergio Romo as a free agent

March 31, 2022

Mariners  release Ryan Buchter

April 01, 2022

Tommy Milone became a free agent

April 02, 2022

Mariners  release Chance Sisco

April 07, 2022

Mariners  place Kyle Lewis on the injured list

Mariners  place Casey Sadler on the injured list

Mariners  place Evan White on the injured list

Mariners  place Ken Giles on the injured list

April 09, 2022

Mariners  sign Nick Ramirez

April 13, 2022

Mariners  place Sergio Romo on the injured list

April 16, 2022

Mariners  place Mitch Haniger on the injured list

April 19, 2022

Mariners  place Luis Torrens on the injured list

April 20, 2022

Mariners  place Paul Sewald on the injured list

April 23, 2022

Mariners  designate Kevin Padlo for assignment

Stuart Fairchild traded from Diamondbacks  to Mariners 

April 25, 2022

Mariners  place Luis Torrens on the injured list

Mariners  designate Mike Ford for assignment

April 26, 2022

Kevin Padlo traded from Mariners  to Giants 

April 29, 2022

Mariners  designate Matt Koch for assignment

April 30, 2022

Mariners  place Mitch Haniger on the injured list

Mariners  sign Konner Wade

May 03, 2022

Mariners  sign Fernando Abad

May 05, 2022

Mariners  place Matt Festa on the injured list

Mariners  designate Nick Margevicius for assignment

May 07, 2022

Mariners  place Tom Murphy on the injured list

May 11, 2022

Donovan Walton traded from Mariners  to Giants 

May 12, 2022

Mike Ford traded from Giants  to Mariners 

May 13, 2022

Mariners  designate Stuart Fairchild for assignment

Mariners  designate Yohan Ramirez for assignment

May 14, 2022

Mariners  place Erik Swanson on the injured list

May 16, 2022

Mariners  place Mitch Haniger on the injured list

Yohan Ramirez traded from Mariners  to Guardians 

May 21, 2022

Mariners  designate Adrian Sampson for assignment

Mariners  sign Justin Upton as a free agent

Mariners  sign Andrew Knapp

May 22, 2022

Mariners  place Abraham Toro on the injured list

Mariners  designate Steven Souza for assignment

May 23, 2022

Mariners  release Steven Souza

May 27, 2022

Mariners  designate Riley O'Brien for assignment

May 29, 2022

Mariners  place Kyle Lewis on the injured list

June 05, 2022

Mariners  designate Mike Ford for assignment

Ryan Borucki traded from Blue Jays  to Mariners 

June 11, 2022

Mariners  designate Drew Steckenrider for assignment

June 20, 2022

Mariners  designate Sergio Romo for assignment

Mariners  designate Roenis Elias for assignment

June 21, 2022

Mariners  release Sergio Romo

June 22, 2022

Mariners  sign Jacob Barnes

June 25, 2022

Mariners  place Ty France on the injured list

Trey Amburgey traded from Reds  to Mariners 

June 27, 2022

Mariners  sign Brennan Bernardino

Mariners  sign Chris Mazza

June 29, 2022

Mariners  place Taylor Trammell on the injured list

July 09, 2022

Mariners  place Ken Giles on the injured list

Mariners  designate Andrew Knapp for assignment

July 11, 2022

Mariners  designate Jacob Barnes for assignment

July 13, 2022

Andrew Knapp became a free agent

July 22, 2022

Justin Upton became a free agent

Mariners  sign Taylor Williams

July 28, 2022

Mariners  place Diego Castillo on the injured list

July 30, 2022

Mariners  place Tommy Milone on the injured list

Mariners  designate Marcus Wilson for assignment

Luis Castillo traded from Reds  to Mariners 

July 31, 2022

Mariners  place Dylan Moore on the injured list

Mariners  place Julio Rodriguez on the injured list

Mariners  designate Anthony Misiewicz for assignment

August 01, 2022

Mariners  designate Danny Young for assignment

Anthony Misiewicz traded from Mariners  to Royals 

Mariners  sign Jonathan Villar

August 02, 2022

Mariners  place Curt Casali on the injured list

Mariners  designate Jack Larsen for assignment

Jake Lamb traded from Dodgers  to Mariners 

August 04, 2022

Mariners  release Tommy Milone

August 05, 2022

Mariners  designate Travis Jankowski for assignment

Mariners  designate Kevin Padlo for assignment

August 09, 2022

Mariners  place Ryan Borucki on the injured list

Mariners  sign Anthony Banda

August 10, 2022

Mariners  release Travis Jankowski

August 11, 2022

Mariners  designate Luis Torrens for assignment

August 12, 2022

Mariners  designate Ken Giles for assignment

August 14, 2022

Mariners  release Ken Giles

August 19, 2022

Mariners  sign Tommy Milone

August 30, 2022

Mariners  place Dylan Moore on the injured list

September 17, 2022

Mariners  place Eugenio Suarez on the injured list

September 21, 2022

Mariners  designate Jake Lamb for assignment

September 23, 2022

Mariners  place Julio Rodriguez on the injured list

September 24, 2022

Mariners  release Jake Lamb

September 30, 2022

Mariners  designate Phillips Valdez for assignment

October 04, 2022

Mariners  place Sam Haggerty on the injured list

October 05, 2022

Mariners  place Jesse Winker on the injured list

October 26, 2022

Mariners  designate Derek Hill for assignment

November 06, 2022

Adam Frazier became a free agent

Mitch Haniger became a free agent

Carlos Santana became a free agent

Curt Casali became a free agent

Matt Boyd became a free agent

November 09, 2022

Easton McGee traded from Red Sox  to Mariners 

Ryan Borucki became a free agent

Casey Sadler became a free agent

November 16, 2022

November 17, 2022

November 18, 2022

Luke Weaver became a free agent

Luis Torrens became a free agent

Brian O'Keefe became a free agent

December 02, 2022

Kolten Wong traded from Brewers  to Mariners 

Abraham Toro traded from Mariners  to Brewers