Stock Down: George Kirby - September 22, 2026

George Kirby (SP-SEA) is slated to start against the visiting Astros on Wednesday as he looks to finish a disappointing season strong. The 28 year-old RHP currently owns a career-high 4.24 ERA, career-worst 2.3 BB/9, career-low 7.6 K/9, and career-high 3.93 xFIP across 169.2 IP. Although Kirby gets hitters to chase (34%), their overall contact rate is healthy at 79% while they've posted a career-high 88% in-zone contact rate against him while their swinging-strike rate comes in at 11%, Kirby's l

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