The Arizona Diamondbacks acquired LHP A.J. Puk (PUCK) from the Miami Marlins in exchange for INF Deyvison De Los Santos and OF Andrew Pintar. To make room on the 40-man roster, LHP Joe Jacques was designated for assignment.

A.J. Puk MLB.com

LHP │ B/T: L/L │ Age: 29 (April 25, 1995) in Minneapolis, Minn. │ 6-7, 248

• In 32 appearances (4 starts) with the Marlins this season, has gone 4-8 with 1 save, a 4.30 ERA (21 ER in 44.0 IP), opponent .218 AVG (36-for-165)/.667 OPS, 23 walks and 45 strikeouts.
• Since the start of June, has gone 4-2 with a 1.52 ERA (4 ER in 23.2 IP), opponent .148 AVG (12-for-81)/.410 OPS, a 0.68 WHIP, 4 walks and 30 strikeouts.
• Has 14 straight scoreless appearances (16.2 innings) since June 19, including 10 hitless outings, going 4-0 with an opponent .074 AVG (4-for-54)/.197 OPS with 3 walks and 25 strikeouts.
• Is holding lefties to a .200 AVG (11-for-55) with only 3 extra-base hits (1 2B, 1 3B, 1 HR), 4 walks and 18 strikeouts.
• In 2023 with the Marlins, converted a career-high 15 saves in 24 save opportunities, going 7-5 with a 3.97 ERA (25 ER in 56.2 IP), opponent .241 AVG (54-for-224), 13 walks and a career-best 78 strikeouts over 58 games.
• His 12.39 K/9.0 IP in 2023 was the second-best mark by a left-handed reliever in Marlins’ history (min. 50.0 IP), behind only Tanner Scott (12.9 K/9.0 IP in 2022).
• Made his Postseason debut in 2023 with the Marlins in the NL Wild Card Series vs. Phillies (0 ER in 1.0 IP, 1 K).
• Spent 3 seasons with Oakland (2019-21), going 6-6 with 4 saves, a 3.56 ERA (36 ER in 91.0) with 105 strikeouts in 84 games.
• Selected by the Athletics in the first round (6th overall) of the 2016 draft out of the University of Florida.

De Los Santos, 21, played 4 seasons in the Minors (2021-24).

Pintar, 23, played 2 seasons in the Minors (2023-24).

Jacques, 29, was claimed off waivers from the Red Sox on April 23.

The D-backs’ 40-man roster is at 40.