Alejandro Rosario to AA Frisco

Texas Rangers pitching prospect Alejandro Rosario is being promoted to AA Frisco, per the beats. As we discussed earlier today, Rosario was included on the updated Baseball America top 100 prospect list at #86. In addition, pitcher Bryan Magdaleno has been promoted from high-A Hickory to AA Frisco in a transaction that was official yesterday.

Rosario, a 22 year old righthander who was the Rangers’ 5th round pick out of the University of Miami in 2023, has been outstanding this season, starting the year at low-A Down East before earning a promotion to high-A Hickory. Rosario has put up a 2.24 ERA in 88.1 IP in 18 appearances between Down East and Hickory, with 129 strikeouts against just 13…