PitchIQ MiLB PITCH INTELLIGENCE · PROSPECTTILT
Players / ARI / Naimer Rosario

Naimer Rosario

ARI · Complex · Age 19 · 8.1 IP
LHP Complex ARI
8.64
ERA
Naimer Rosario is a 19-year-old LHP in the ARI organization, currently at the Complex level. Across 8.1 innings, Naimer has posted a 8.64 ERA with a 7.19 xFIP and 1.68 WHIP. The strikeout rate sits at 22.5% against a 15.0% walk rate, a 7.5% K-BB% and 12.4% swinging-strike rate.
On the Statcast side, the fastball averages 84.6 mph (topping at 90.7) with +9.5" of induced vertical break and a -7.16° vertical approach angle.
View Full Interactive Profile →
Core Metrics
ERA
8.64
xFIP
7.19
K%
22.5
BB%
15.0
Command & Stuff
WHIP
1.68
K-BB%
7.5
SwStr%
12.4
IP
8.1
Statcast Fastball Profile
Velo
84.6
Max
90.7
IVB
+9.5"
VAA
-7.16°
More ARI Pitchers
Data via ProspectTilt PitchIQ — live MiLB Statcast analytics.
Stats current as of June 03, 2026. Updated nightly.
Browse all players · Interactive leaderboards