Red Sox Trade LHP Eduardo Rivera to St. Louis Cardinals
BOSTON, MA—The Boston Red Sox today traded left-handed pitcher Eduardo Rivera to the St. Louis Cardinals, in exchange for minor league right-handed pitcher Juan García.
Rivera, 23, made his Major League debut with Boston in 2026, appearing in four games (three starts). The left-hander also pitched in 26 minor league games (five starts) with Double-A Portland (two starts) and Triple-A Worcester (24 games, three starts), posting a 2.59 ERA (16 ER/55.2 IP) and 71 strikeouts. Originally selected by the Athletics in the 11th round of the 2021 First-Year Player Draft, the Puerto Rico native was signed by the Red Sox as a minor league free agent on June 12, 2024.
García, 18, made 11 starts for the Dominican Summer League Cardinals during 2026, recording a 4.40 ERA (21 ER/43.0 IP) with 39 strikeouts. Signed as an international free agent by St. Louis on January 18, 2025, the Mexico native also posted a 3.40 ERA (18 ER/47.2 IP) in 12 games (10 starts) during his professional debut season in 2025.