Red Sox sign RHP Zack Kelly

The Red Sox signed Zack Kelly (RHP) on May 22, 2026. FanVerdicts grades every reported MLB transaction across three dimensions independently: Contract Value Index measures the deal's value relative to expected production, Sentiment measures media and fan reaction, and Fan Verdict aggregates community voting on this page. Current grades for this move: Contract Value Index pending, Sentiment C, Fan Verdict pending.

Contract details for this transaction are pending. The Contract Value Index grade activates once official terms are reported by Spotrac, OverTheCap, or comparable industry sources.

Want broader context? The MLB hub has the league-wide transaction feed and team rankings. The MLB transactions feed lists every reported move across the league with the same three-grade methodology applied to each.