Melewski] Jackson Holliday is being promoted to AAA. He's just 19
Andy Kostka: Jackson Holliday will be promoted to Triple-A Norfolk
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Orioles moving Holliday from Aberdeen to Bowie; Mayo, McDermott go
Baltimore Orioles top prospects latest updates
Orioles promoting top prospect Jackson Holliday to Double-A Bowie
Bowie's Jackson Holliday hits his first Double-A homer
In Bowie, Wells back on the mound and Mullins begins his rehab
Jackson Holliday on his promotion to Double-A Bowie
O's Jackson Holliday, Heston Kjerstad invited to Futures Game
Jackson Holliday being promoted to Double-A affiliate, per reports