Rafael Devers has heated up for the Giants after batting just .196 with a .284 slugging percentage during April.
The slugger has gone 19 for 58 (.328) with a .385 on-base percentage, .586 slugging percentage and .971 OPS in 16 games in May.
As the 2026 season unfolds, here’s how Devers and other former Red Sox players are performing with their new teams:
Rafael Devers, Giants: The 29-year-old first baseman/DH, who Boston traded last June 15 , is batting .246 with a .294 on-base percentage, .385 slugging percentage and .679 OPS in 49 games (194 plate appearances). He has five home runs, 10 doubles, 19 RBIs, 18 runs, 13 walks and 59 strikeouts.
Alex Bregman , Cubs: The 32-year-old third baseman is batting .259 with a .346 on-base percentage, .368 slugging percentage and .714 OPS in 46 games (211 plate appearances). He has four home runs, six doubles, one triple, 16 RBIs, 22 runs, 24 walks and 35 strikeouts. Bregman signed a five-year, $175 million contract with the Cubs in January .
Rob Refsnyder , Mariners : The 35-year-old is 7 for 56 (.125 batting average), .200 on-base percentage, .232 slugging percentage and .432 OPS in 29 games. He has two home runs, five RBIs, five runs, six walks and 18 strikeouts. He signed a one-year, $6.25 million contract with Seattle in December .
Brennan Bernardino , Rockies: The 34-year-old lefty has a 4.15 ERA, 1.21 WHIP and .258 opponents’ batting average in 20 outings. He has struck out 13 and walked four in 17 ⅓ innings. Boston traded Bernardino to the Rockies for minor league outfielder Braiden Ward on Nov. 18.
Walker Buehler , Padres: The 31-year-old righty is 3-2 with a 5.01 ERA, 1.35 WHIP and .256 opponents’ batting average in nine starts. He has 37 strikeouts and 14 walks in 41 ⅓ innings. He signed a minor league deal with San Diego and made the team out of camp.
Lucas Giolito , Padres: The 31-year-old righty made his 2026 debut Sunday, tossing five scoreless innings and allowing one hit and three walks while striking out three against the Mariners. He also hit a batter. Giolito declined his end of a $19 million mutual option with Boston at the beginning of last offseason . He signed a one-year, $3 million contract with the Padres on April 22.
Dustin May , Cardinals: The 28-year-old righty is 3-4 with a 4.81 ERA, 1.42 WHIP and .292 opponents’ batting average in nine starts. He has 35 strikeouts and 15 walks in 48 ⅔ innings. He signed a one-year, $12.5 million contract with the Cards in the offseason . It includes a $20 million mutual option for 2027.
Kyle Harrison , Brewers: The 24-year-old lefty is 4-1 with a 2.09 ERA, 1.19 WHIP and .229 opponents’ batting average in eight starts. He has 48 strikeouts and 13 walks in 38 ⅔ innings. Boston traded him to Milwaukee in a six-player deal Feb. 9 that sent starting third baseman Caleb Durbin to Boston .
Cooper Criswell , Mariners: The 29-year-old has pitched well out of the Mariners’ bullpen, posting a 2.79 ERA, 1.03 WHIP and .224 opponents’ batting average in 17 outings. He has 17 strikeouts and five walks in 19 ⅓ innings. Boston designated him for assignment in December .
Sean Newcomb , White Sox : The 32-year-old lefty has a 2.60 ERA, 1.19 WHIP and .243 opponents’ batting average in 20 relief outings. He has 25 strikeouts and eight walks in 27 ⅔ innings. Boston traded Newcomb to the Athletics for cash in May 2025 .
Jordan Hicks , White Sox: The 29-year-old righty has a 5.51 ERA, 2.14 WHIP and .295 opponents’ batting average in 18 relief outings. He has more walks (17) than strikeouts (13) in 16 ⅓ innings. Boston traded him to Chicago with pitching prospect David Sandlin for pitching prospect Gage Ziehl on Feb. 1.
David Hamilton , Brewers: The 28-year-old infielder is batting .225 with a .325 on-base percentage, .245 slugging percentage, and .570 OPS in 37 games (123 plate appearances). He has two doubles, seven RBIs, 18 runs, 14 walks, 25 strikeouts and eight steals. He was part of the six-player trade Feb. 9 that sent Caleb Durbin to Boston.
Chris Murphy , White Sox (minors): The 27-year-old lefty reliever posted a 10.50 ERA (six innings, seven runs) across six outings for Chicago before landing on the IL with left elbow impingement syndrome April 9. The White Sox activated him from the injured list May 6 and optioned him to Triple-A Charlotte. Boston traded him to Chicago for minor-league catcher Ronny Hernandez on Nov. 18 .
Nathaniel Lowe , Reds: The 30-year-old first baseman is batting .253 with a .330 on-base percentage, .505 slugging percentage, .835 OPS, six home runs, six doubles, 17 RBIs, 10 runs, 11 walks and 26 strikeouts. The Red Sox non-tendered Lowe in November and he signed a minor league contract with the Reds in February .
Justin Wilson, free agent: The 38-year-old lefty remains a free agent after posting a 3.35 ERA in 61 relief outings for Boston last year.
Hunter Dobbins , Cardinals (minors): The 26-year-old righty began the season on the IL recovering from ACL surgery in July 2025 . The Cardinals activated him April 30 and he started that day against the Pirates in Pittsburgh . He allowed three runs, two hits and five walks while striking out four in 4 ⅓ innings. St. Louis optioned him to Triple-A Memphis the next day. Boston traded Dobbins to the Cardinals along with minor leaguers Yhoiker Fajardo and Blake Aita for Willson Contreras on Dec. 21.
Richard Fitts , Cardinals (injured): The 26-year-old righty underwent season-ending surgery on his right lat muscle in April. He began the season at Triple-A Memphis where he went 2-0 with a 1.76 ERA, 1.24 WHIP and .245 opponent batting average in three starts. The Red Sox traded Fitts, prospect Brandon Clarke and a player to be named later to St. Louis for Sonny Gray on Nov. 25 .
RHP Nick Burdi (retired): The 33-year-old began the season with Mets ’ Triple-A affiliate, Syracuse. They placed him on the injured list April 14, then he retired May 5.
Others: RHP Michael Fulmer (pitching for Giants’ Triple-A affiliate, Sacramento), RHP Josh Winckowski (on 60-day IL with Toronto ’s Triple-A affiliate, Buffalo), RHP Robert Stock (on 60-day IL with Mets’ Triple-A affiliate, Syracuse), 1B/3B Abraham Toro (playing for Royals’ Triple-A affiliate, Omaha), C Blake Sabol (playing for Rays ’ Triple-A affiliate, Durham), C Alí Sanchez (playing for Yankees ’ Triple-A affiliate, Scranton/Wilkes-Barre).
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