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Mariners Make 12 Roster Moves

The Mariners 40-man roster is now at 39 players
November 2, 2026

SEATTLE – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the following roster moves:

  • Matt Brash, RHP, reinstated from 60-day Injured List (right lat strain).
  • Nick Davila, RHP, reinstated from 60-day Injured List (SC joint sprain).
  • **Brennen

Mariners Claim RHP Isaac Mattson Off Waivers from the Pittsburgh Pirates

31-year-old right-handed pitcher has a career 3.94 ERA in 89 games
November 2, 2026

SEATTLE – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today that the Mariners have claimed RHP Isaac Mattson off waivers from the Pittsburgh Pirates.

The Mariners 40-man roster is now at 36 players.

Mattson, 31, appeared in 38 games with the Pirates in

Mariners Claim OF Grant McCray off Waivers from the San Francisco Giants

October 29, 2026

SEATTLE – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today that the Mariners have claimed outfielder Grant McCray off waivers from the Giants.

The Mariners 40-man roster is now at 35 players.

McCray, 25, appeared in 43 Major League games with the Giants this season.

Mariners Claim INF/OF Michael Toglia Off Waivers from Cincinnati Reds

The Mariners 40-man roster remains at 39 players
October 2, 2026

SEATTLE – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today that the Mariners have claimed infielder/outfielder Michael Toglia off waivers from the Reds.

The Mariners 40-man roster remains at 39 players.

Toglia (TOH-lee-uh), 28, appeared in 10 Major League games with the Reds in August

Mariners Recall RHP Troy Taylor from Triple-A Tacoma

September 25, 2026

SEATTLE – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the following roster moves:

  • Troy Taylor, RHP, recalled from Triple-A Tacoma.
  • Andrés Muñoz, RHP, placed on the 15-day Injured List (right knee inflammation).

Taylor, 25, made 54 appearances with Triple-A

Mariners Recall Infielder Leo Rivas from Triple-A Tacoma

Infielder Brock Rodden placed on 10-day Injured List
September 24, 2026

SEATTLE – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the following roster moves:

  • Leo Rivas, INF, recalled from Triple-A Tacoma.
  • Brock Rodden, INF, placed on 10-day Injured List (retroactive to September 23, left patella tendon inflammation).

Rivas, 28, was

Mariners Recall RHP Troy Taylor from Triple-A Tacoma

LHP Hoby Milner placed on the Family Medical Emergency List
September 4, 2026

SEATTLE – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the following roster moves:

  • Troy Taylor, RHP, recalled from Triple-A Tacoma.
  • Hoby Milner, LHP, placed on the Family Medical Emergency List.

Taylor, 24, has made 50 appearances with Triple-A Tacoma

Mariners Select OF Stuart Fairchild from Triple-A Tacoma

OF Victor Robles placed on Family Medical Emergency List; OF Brennen Davis recalled and placed on 60-day Injured List
September 3, 2026

SEATTLE – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the following roster moves:

  • Stuart Fairchild (#17), OF, selected from Triple-A Tacoma.
  • Victor Robles, OF, placed on Family Medical Emergency List.
  • Brennen Davis, OF, recalled from Triple-A

Mariners Reinstate RHP Cooper Criswell from 60-day Injured List

RHP Nick Davila placed on 15-day Injured List; INF Colt Emerson transferred to 60-day Injured List
August 31, 2026

BOSTON – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the following roster moves:

  • Cooper Criswell, RHP, reinstated from 60-day Injured List (right shoulder strain).
  • Nick Davila, RHP, placed on 15-day Injured List (SC joint sprain).
  • **Colt

Mariners Recall RHP Nick Davila from Triple-A Tacoma

RHP Emerson Hancock placed on 15-day Injured List
August 30, 2026

TORONTO – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the following roster moves:

  • Nick Davila, RHP, recalled from Triple-A Tacoma.
  • Emerson Hancock, RHP, placed on 15-day Injured List (left adductor strain, retroactive to August 29).

Davila (DAH-vee-LAH), 27, has

Mariners Reinstate Infielder J.P. Crawford from 10-day Injured List

Infielder Leo Rivas optioned to Triple-A Tacoma
August 25, 2026

SEATTLE – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the following roster moves:

  • J.P. Crawford, INF, reinstated from 10-day Injured List (left wrist inflammation).
  • Leo Rivas, INF, optioned to Triple-A Tacoma (post-game August 24).

Crawford, 31, had been on

Mariners Recall INF Patrick Wisdom from Triple-A Tacoma

INF/OF Brendan Donovan placed on the 7-day Concussion Injured List
August 23, 2026

SEATTLE – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the following roster moves:

  • Patrick Wisdom, INF, recalled from Triple-A Tacoma.
  • Brendan Donovan, INF/OF, placed on 7-day Injured List (retroactive to August 22, concussion).

Wisdom, 34, was optioned on

Mariners Reinstate RHP Carlos Vargas from 60-day Injured List

RHP Nick Davila optioned to Triple-A Tacoma; RHP Matt Brash transferred to 60-day Injured List
August 21, 2026

SEATTLE – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the following roster moves:

  • Carlos Vargas, RHP, reinstated from 60-day Injured List (right lat strain).
  • Nick Davila, RHP, optioned to Triple-A Tacoma.
  • Matt Brash, RHP, transferred to

Mariners Select LHP Jhonathan Díaz from Triple-A Tacoma

LHP Josh Simpson optioned to Triple-A Tacoma; INF/OF Luke Raley transferred to 60-day Injured List
August 19, 2026

MILWAUKEE – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the following roster moves:

  • Jhonathan Díaz (#74), LHP, selected from Triple-A Tacoma.
  • Josh Simpson, LHP, optioned to Triple-A Tacoma.
  • Luke Raley, INF/OF, transferred to 60-day Injured

Mariners Claim RHP Troy Watson

The Mariners 40-man roster is now at 40 players
August 15, 2026

HOUSTON – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today that the Mariners have claimed right-handed pitcher Troy Watson off waivers from the Tigers.

The Mariners 40-man roster is now full.

Watson, 29, will report to Triple-A Tacoma. In 21 games (12 starts) in

Mariners Claim Catcher Willie MacIver off Waiver from the Blue Jays

The Mariners 40-man roster is now at 38 players
August 12, 2026

NEW YORK – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today that the Mariners have claimed catcher Willie MacIver off waivers from the Blue Jays.

The Mariners 40-man roster is now at 38 players.

MacIver, 29, will report to Triple-A Tacoma. In 74 Triple-A

Mariners Claim Right-Handed Pitcher Nolan Kingham off Waivers from the Texas Rangers

The Mariners 40-man roster is now at 37 players
August 10, 2026

NEW YORK – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today that the Mariners have claimed RHP Nolan Kingham off waivers from the Texas Rangers.

The Mariners 40-man roster is now at 37 players.

Kingham, 29, will report to Triple-A Tacoma. He made his

Mariners Recall RHP Nick Davila from Triple-A Tacoma

RHP Cole Wilcox place on the 15-day Injured List
August 7, 2026

SEATTLE – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the following roster moves:

  • Nick Davila, RHP, recalled from Triple-A Tacoma.
  • Cole Wilcox, RHP, placed on the 15-day Injured List (left oblique strain).

Davila (DAH-vee-LAH), 27, was optioned on

Mariners Reinstate INF/OF Brendan Donovan from 10-day Injured List; OF Taylor Ward and RHP Seranthony Domínguez Report to Club; C Jhonny Pereda Recalled from Triple-A Tacoma

C Mitch Garver and OF Rob Refsnyder released from roster; OF Stuart Fairchild designated for assignment
August 4, 2026

SEATTLE – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the following roster moves:

  • Brendan Donovan, INF/OF, reinstated from 10-day Injured List (left groin muscle strain).
  • Taylor Ward (#27), OF, reports to club.
  • Seranthony Domínguez (#58),

Mariners Select OF Stuart Fairchild from Triple-A Tacoma

INF/OF Luke Raley placed on 10-day Injured List
August 1, 2026

SEATTLE – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the following roster moves:

  • Stuart Fairchild (#17), OF, selected from Triple-A Tacoma.
  • Luke Raley, INF/OF, placed on 10-day Injured List (left forearm strain, retroactive to July 31).

The Mariners

Mariners Recall INF Leo Rivas from Triple-A Tacoma

Infielder J.P. Crawford placed on 10-day Injured List with left wrist inflammation
July 31, 2026

SEATTLE – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the following roster moves:

  • Leo Rivas, INF, recalled from Triple-A Tacoma.
  • J.P. Crawford, INF, placed on 10-day Injured List (retroactive to July 30, left wrist inflammation).

Rivas, 28, has appeared

Mariners Reinstate Outfielder Rob Refsnyder from 10-day Injured List

INF Buddy Kennedy designated for assignment
July 28, 2026

LOS ANGELES – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the following roster moves:

  • Rob Refsnyder, OF, reinstated from 10-day Injured List (right knee inflammation).
  • Buddy Kennedy, INF, designated for assignment.

The Mariners 40-man roster is now at

Mariners Recall RHP Alex Hoppe from Triple-A Tacoma

RHP Nick Davila optioned to Triple-A Tacoma
July 26, 2026

ARLINGTON – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the following roster moves:

  • Alex Hoppe, RHP, recalled from Triple-A Tacoma.
  • Nick Davila, RHP, optioned to Triple-A Tacoma.

Hoppe (pronounced ‘hoppy’), 27, was optioned to Triple-A Tacoma on June

Mariners Reinstate OF Julio Rodríguez from the 7-Day Injured List

INF/OF Miles Mastrobuoni designated for assignment
July 18, 2026

SEATTLE – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the following roster moves:

  • Julio Rodríguez, OF, reinstated from the 7-day Injured List (concussion).
  • Miles Mastrobuoni, INF/OF, designated for assignment.

The Mariners 40-man roster is now at 39 players.

Rodríguez,

Mariners Select INF/OF Miles Mastrobuoni from Triple-A Tacoma

OF Julio Rodríguez placed on the 7-day Concussion Injured List; RHP Cooper Criswell transferred to 60-day Injured List
July 3, 2026

SEATTLE – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the following roster moves:

  • Miles Mastrobuoni, INF/OF, selected from Triple-A Tacoma.
  • Julio Rodríguez, OF, placed on the 7-day Injured List (concussion).
  • Cooper Criswell, RHP, transferred to