Ryan Walker
RPQualifiedSan Francisco Giants · NL · Age 30 · Bats R / Throws R · 26.3 IP · 125 BF
↓ Negative regressionSELLRank 205 of 617 pitchers by opportunity score
Opportunity Score
14
−4.8 last 7 days
HOLDProduction matches the underlying process.
Most likely driver: fastball velocity loss (fatigue, mechanics, or health) (28% confidence).
Edge breakdown
Expected
What the batted-ball quality deserves
xERA4.43
xwOBA.324
xBA.260
xSLG.389
xBABIP.281
Actual
What the scoreboard says
ERA7.52
wOBA.377
BA.308
SLG.477
BABIP.281
Difference
Actual − expected · percentile of the gap
ERA vs xERA+3.0995
Arsenal & pitch shapes
2026 usage, velocity, and movement per pitch · dashed ring = league average for that pitch type · movement in inches, pitcher's perspective
| Pitch | Usage | Velo | vs 2025 | Velo pctl | Spin | IVB | HB |
|---|---|---|---|---|---|---|---|
| Sinker | 68.3%(+6.4) | 95.2lg 94.0 | −0.8 | 7004 | 2344 | 3.4"lg 8.4 | 17.0"lg 15.0 |
| Slider | 28.8%(−8.7) | 83.0lg 86.2 | −1.0 | 1105 | 2523 | 2.8"lg 1.5 | 16.9"lg 4.1 |
Mechanics Watch
2026 in gold · 2025 dashed · thin ticks = league average
Arm slot
6 pctl · −1.2° vs prior
What this can't see: Joint kinetics, hip-shoulder separation, and kinematic sequencing (Hawkeye/KinaTrax, team-internal — never estimated here). Stance angle and foot separation (Savant visuals only, no export). Release extension (column exported empty; needs pitch-level ingest).
30-day rolling trends
Rolling ERA vs xERA
ERAxERA
Rolling Hard-Hit% Against
Rolling FB Velocity
Rolling Stuff Index