The St. Louis Cardinals have claimed LHP Luis Peralta off of waivers from the Colorado Rockies. Peralta, 25, is currently 0-2 with a 17.18 ERA, 6 games, 7.1 innings, 1 hold, 14 strikeouts, 13 walks, and a whip of 3.14 with Triple-A Albuquerque in 2026. 

In 2025, Peralta was 1-3 with a 9.47 ERA, 22 games, 1 hold, 19 innings, 16 strikeouts, 18 walks, and a whip of 2.32. The wins, games, innings, and strikeouts were all career highs for Peralta. 

Peralta had a career high (2) holds in 2024.

Overall, in the MLB, Peralta has played 2 MLB seasons. Peralta is 1-3 with a 6.03 ERA, 37 games, 3 holds, 31.1 innings, 30 strikeouts. 23 walks, and a whip of 1.79. 

In the minors, Peralta is currently in his 8th seasons. Peralta is 13-25 with a 4.95 ERA, 156 games, 45 starts, 12 holds, 8 saves, 320 innings, 436 strikeouts, 201 walks, and a whip of 1.52.

The Cardinals have assigned Peralta to Triple-A Memphis. The Cardinals 40-man roster now stands at 40.

In Peralta the Cardinals pick up a left-handed option for the bullpen. The Cardinals left-handed options took a hit when Packy Naughton got injured a few weeks back. 

Peralta is an interesting pick up if he can improve on a few things. His velocity is down a tiny bit (93.5 mile per hour). Back in 2024, Peralta’s fastball was 95 miles per hour.

Peralta is the younger brother of New York Mets starting pitcher Freddy Peralta.