The Pirates promoted Kennedy from Single-A Bradenton to High-A Greensboro on Sunday.
Kennedy was notified of his promotion shortly after he struck out five over five shutout innings Sunday in his final start in the Florida State League. The 19-year-old lefty has covered 68.1 innings for Bradenton this season while accruing a 3.95 ERA, 1.10 WHIP and 73:14 K:BB.