Ryne Stanek Signs with St. Louis Cardinals After Disappointing Season with Mets

Ryne Stanek, a 34-year-old right-handed relief pitcher, has agreed to a one-year contract with the St. Louis Cardinals following a challenging 2025 season with the New York Mets. The deal, which is pending a physical, was confirmed by multiple sources, including MLB.com and FanSided. Stanek's performance last season was marked by a 5.30 ERA and a troubling 32 walks over 65 appearances, leading to his exit from the Mets after a tumultuous tenure.

Sports Illustrated

Stanek's career statistics reflect a mixed bag of performances across various teams, including the Tampa Bay Rays, Miami Marlins, Houston Astros, and the Mariners. Over parts of nine seasons, he has accumulated a 3.85 ERA with 532 strikeouts in 466 games. His best season came in 2022 with the Astros, where he posted a remarkable 1.15 ERA. However, his struggles in 2025, particularly a 12.38 ERA in August, raised concerns about his effectiveness.

Veteran reliever Stanek agrees to deal with Cardinals (source)

The Cardinals have been active in the offseason, aiming to bolster their pitching staff. Stanek's signing is part of a broader strategy that includes acquiring other pitchers like Dustin May and trading for Justin Bruihl. The team is looking to enhance its bullpen depth, especially after trading away key players like Ryan Helsley and Steven Matz. Stanek's high strikeout potential and previous success make him a valuable addition, as the Cardinals hope to revitalize his career and potentially trade him later if he performs well.

Sports Illustrated

Despite the potential upside, Stanek's recent performance has drawn skepticism. His walk rate of 12.5% in 2025 placed him in the fourth percentile, indicating control issues that could hinder his effectiveness. Critics may question whether the Cardinals can successfully rehabilitate his form, especially given the volatility that often accompanies hard-throwing relievers.

Cardinals make their first splash of the New Year by signing strikeout artist

Cardinals president of baseball operations Chaim Bloom, who was involved in drafting Stanek during his time with the Rays, expressed optimism about the signing. The Cardinals are banking on Stanek's ability to regain his form, with hopes that he can serve as a reliable late-inning option in their bullpen.

Sports Illustrated

• “’ “Gambling in baseball is doing nothing but making the day-to-day lives of players substantially worse.” — Ryne Stanek, reflecting on the pressures faced by players.

New York Post

• “If Stanek bounces back in 2026, that's the exact strategy that should be used this upcoming summer as well.” — Patrick McAvoy, on the Cardinals' potential plans for Stanek.

Sports Illustrated

As the 2026 season approaches, Stanek will aim to reclaim his status as a formidable reliever. The Cardinals will likely provide him ample opportunities to showcase his skills, with the potential for a mid-season trade if he performs well. The team's focus on building a competitive bullpen will be crucial as they seek to improve upon their previous season's performance.

Report: Cardinals agree to deal with veteran reliever Stanek