OVERALL GRADE
D− Limited
Photo unavailable
PLAYER PROFILE
Riley O'Brien
Closer • St. Louis Cardinals
Bats:
Right
Throws:
Right
Age:
31
Height:
6' 4"
Weight:
180 lbs
UNDERSTAND THE PLAYER
Player IQ
IQ SCORE
59 Out of 100CURRENT ROLE
Closer
This role reflects official MLB position information and available current-season usage. It is not a projection.
30-SECOND IQ
The quick read on Riley O'Brien
Riley O'Brien currently profiles as a limited pitching performer. SV is the strongest verified indicator, while BB/9 represents the clearest relative development opportunity.
WHY THIS SCORE
- SV: 99th percentile (#5 MLB)
- ERA: 65th percentile (Would rank #21)
- WHIP: 51th percentile (Would rank #29)
- K/9: 63th percentile (Would rank #22)
2026 PITCHING
Pitching Statistics
ERA
3.43
Would rank #21
Top 35% vs qualifiers
Earned runs allowed per nine innings.
WHIP
1.19
Would rank #29
Top 49% vs qualifiers
Walks plus hits allowed per inning pitched.
W–L
3–4
W
#192 MLB
Top 25%
IP
44.2
#247 MLB
Top 32%
Innings pitched.
SO
47
#229 MLB
Top 29%
BB
18
SV
26
#5 MLB
Top 1%
G
45
VERIFIED CAREER CONTEXT
Player Career Hub
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UNDERSTAND THE PLAYER
Scout Report
ARCHETYPE
Closer
Official current-season rank context is available, but no verified role-specific bullpen comparison pool supports a league-relative Scout Report conclusion.
DATA CONFIDENCE
Limited confidence
Available data does not support a qualified MLB comparison.
STRENGTHS
Verified indicators
League-relative strengths are withheld without a verified role-specific bullpen comparison.
NEEDS IMPROVEMENT
Areas to monitor
-
Role-Specific Comparison Unavailable Comparison unavailable
Why: The current qualified pitching pool is not a verified closer comparison pool. Available official season data covers 44.2 IP across 45 appearances. A performance-specific weakness is withheld rather than using a cross-role comparison.
VERSATILITY
No verified season position usage
- Primary role or position
- Closer
- Position / role entries
- 0
- Verified secondary positions
- None in available season position data
This report summarizes available 2026 MLB statistics and official position information and available season usage. Non-qualified comparisons are directional, not official leaderboard ranks. Percentiles are calculated by IQDugout from official MLB comparison pools. Confidence reflects sample size, qualification, and supported comparison coverage. Versatility labels summarize verified position usage and are not league benchmarks. This is a current-data evaluation, not a projection.