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Played on Diamonds

← Seattle Mariners

Pitcher · #55

Gabe Speier

Bats/Throws
L/L
Height
5' 11"
Weight
200 lb
Born
1995-04-12
Birthplace
Santa Barbara, CA, USA
MLB debut
2019-09-05
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Pitching

Club G IP H R ER BB K BF ERA
MLB Seattle Mariners 54 46.0 35 17 15 15 45 190 2.93
AAA Tacoma Rainiers 1 1.0 0 0 0 0 2 3 0.00
A+ Everett AquaSox 1 1.0 3 3 3 0 2 6 27.00
Total 56 48.0 38 20 18 15 49 199 3.38

Pitching

Club G IP H R ER BB K BF ERA
MLB Seattle Mariners 3 2.1 4 2 2 0 3 11 7.71

Pitching

Club G IP H R ER BB K BF ERA
MLB Seattle Mariners 12 10.0 10 4 2 5 9 45 1.80

Pitching

Club G IP H R ER BB K BF ERA
MLB Seattle Mariners 2 1.1 0 0 0 0 2 5 0.00
AAA Tacoma Rainiers 1 1.0 0 0 0 0 2 3 0.00
A+ Everett AquaSox 1 1.0 3 3 3 0 2 6 27.00
Total 4 3.1 3 3 3 0 6 14 8.10

Pitching

Club G IP H R ER BB K BF ERA
MLB Seattle Mariners 9 7.1 4 0 0 1 5 27 0.00

Pitching

Club G IP H R ER BB K BF ERA
MLB Seattle Mariners 8 7.2 2 2 2 4 6 29 2.35

Pitching

Club G IP H R ER BB K BF ERA
MLB Seattle Mariners 11 9.2 8 5 5 4 8 42 4.66

Pitching

Club G IP H R ER BB K BF ERA
MLB Seattle Mariners 9 7.2 7 4 4 1 12 31 4.70

Pitching

Club G IP H R ER BB K BF ERA
MLB Seattle Mariners 3 2.2 6 3 3 0 4 14 10.13

9 transactions in 2026

  • Aug 11 Seattle Mariners activated LHP Gabe Speier.
  • Aug 8 LHP Gabe Speier roster status changed by Seattle Mariners.
  • May 26 Seattle Mariners activated LHP Gabe Speier from the 15-day injured list.
  • May 23 Seattle Mariners sent LHP Gabe Speier on a rehab assignment to Tacoma Rainiers.
  • May 20 Seattle Mariners sent LHP Gabe Speier on a rehab assignment to Everett AquaSox.
  • May 4 Seattle Mariners placed LHP Gabe Speier on the 15-day injured list retroactive to May 3, 2026. Left shoulder inflammation.
  • Apr 16 LHP Gabe Speier changed number to 55.
  • Apr 15 LHP Gabe Speier changed number to 42.
  • Feb 5 United States activated LHP Gabe Speier.