SEATTLE – Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the following roster moves:
- Josh Simpson (#37), LHP, recalled from Triple-A Tacoma.
- José Suarez (#62), LHP, reports to club.
- Gabe Speier, LHP, placed on 15-day Injured List (left shoulder inflammation, retroactive to May 3).
- Cole Wilcox, RHP, optioned to Triple-A Tacoma.
The Mariners 40-man roster remains full at 40 players.
Simpson, 28, was previously recalled on May 1 and did not appear in a game before being optioned to Triple-A Tacoma on May 2. He has made 9 appearances for the Rainiers this season, posting a 0.96 ERA (1 ER, 9.1 IP) with 12 strikeouts and 6 walks. The left-hander was acquired by Seattle from the Miami Marlins in exchange for cash considerations on Feb. 16 and spent time with the Mariners in Spring Training this year.
He made 31 appearances in the Majors for Miami in 2025, going 4-2 with a 7.34 ERA (25 ER, 30.2 IP) with 36 strikeouts and 22 walks. He made his big league debut on June 21 and recorded his first win five days later, on June 26.
Simpson was originally selected by the Marlins in the 32nd round of the 2019 MLB First-Year Player Draft out of Columbia University (NY). He is one of 23 MLB players all-time from Columbia University, a list that includes Hall of Famers Lou Gehrig, Sandy Koufax, and Eddie Collins.
Suarez (SWAR-ez), 28, was claimed off waivers from the Atlanta Braves yesterday. He made 8 appearances (1 start) with the Braves in 2026, going 0-1 with 1 save, a 6.61 ERA (12 ER, 16.1 IP), 12 walks and 21 strikeouts. He was designated for assignment by the Braves on May 1.
The 5-foot-10 lefty has appeared in 8 Major League seasons with the Angels (2019-24) and Braves (2025-26), going 22-30 with a 5.35 ERA (245 ER, 412.1 IP), 176 walks, 383 strikeouts and a 1.49 WHIP in 114 games (63 starts). He was originally signed by the Angels as an international free agent on July 3, 2014.
Speier, 31, has made 15 relief appearances for the Mariners this season, going 0-2 with a 2.92 ERA (4 ER, 12.1 IP), 5 walks and 12 strikeouts. He last tossed 0.2 innings on April 29 at Minnesota.
The 5-11, 200-pound lefty made 76 appearances for Seattle in 2025, going 4-3 with a 2.61 ERA (18 ER, 62.0 IP) with 11 walks, 82 strikeouts and a 0.87 WHIP. In 4 seasons with Seattle (2023-c), he owns a 6-9 record with a 3.54 ERA (60 ER, 152.2 IP), 41 walks, 191 strikeouts and a 1.07 WHIP in 189 games.
Speier has appeared in parts of 8 Major League seasons with Kansas City (2019-22) and Seattle (2023-c), going 6-11 with 2 saves, a 3.60 ERA (77 ER, 192.2 IP), 56 walks, 226 strikeouts and a 1.14 WHIP. He was originally selected in the 19th round of the 2013 MLB First-Year Player Draft by the Boston Red Sox. He was claimed off waivers by the Mariners from the Kansas City Royals on Nov. 9, 2022.
Wilcox, 26, made 11 appearances out of the Seattle bullpen after being recalled from Triple-A Tacoma on March 27. He holds a 5.40 ERA (8 ER, 13.1 IP) with 12 walks and 15 strikeouts.
The 6-foot-5, 232-pound righty was acquired by Seattle from Tampa Bay in exchange for cash considerations on November 5, 2025. He made his Major League debut with the Rays on Sept. 19, 2025 at Boston, tossing 1.0 inning of relief in his only career Major League appearance that season.
Wilcox has appeared in parts of five Minor league seasons in the Tampa Bay Rays organization. He holds a career 3.90 ERA (160 ER, 369.0 IP) with 124 walks, 348 strikeouts and a 1.25 WHIP in 109 games (71 starts).
He was originally drafted by the San Diego Padres in the 3rd round of the 2020 MLB First-Year Player Draft out of the University of Georgia. He was traded by the Padres to the Rays on December 29, 2020 along with three other players in exchange for LHP Blake Snell.