MLB Daily DeltaWeek 18 · July 28, 2026
199 PA · week 18
this weekSELL
last weekSELL

Yainer Diaz

data as of July 28, 2026·week 18
Sell stable xwOBA 0.296 below league with no luck excuse; move on.med 0.59 (narrative held for review)
ROSHR 3AVG .251R 9RBI 18SB 0

Diaz is a sell — the bat is below league with no luck excuse.

Stable skill below league and not unlucky. Sell.

VS His Norm

  • Barrel %5.0%−4.4%vs his ~9.4% career norm

Drivers

  • xwobaSIGNALstable xwOBA 0.296 below league with no luck excuse
metric · nowrolling trajectoryvs. leaguestabilized?
Avg Exit Velo87.7 mph
87.7 mph*
lg avg 89.0 mph −1.3 mphvs his norm —
159 / 50 BBE
Hard-Hit %32.7%
32.7%*
lg avg 40.0% −7.3%vs his norm —
159 / 50 BBE
Barrel %5.0%
norm5.0%*
lg avg 8.0% −3.0%vs his norm −4.4%
159 / 60 BBE
xwOBA.296
.296*
lg avg .315 −.019vs his norm —
199 / 160 PA
wOBA.276
.276*
lg avg .315 −.039vs his norm —wOBA is below the ~.315 league averageexpect it to rise.
199 / 200 PA
Strikeout %16.1%
16.1%*
lg avg 22.0% −5.9%vs his norm —
199 / 60 PA
Walk %3.5%
3.5%*
lg avg 8.5% −5.0%vs his norm —
199 / 120 PA
BABIP.248
norm.248*
lg avg .295 −.047vs his norm −.057 BABIP is below his ~.305 normexpect it to rise.
159 / 800 BIP
Swinging-Strike %12.0%
12.0%*
lg avg 11.0% +1.0%vs his norm —
199 / 50 PA
Chase %41.1%
41.1%*
lg avg 28.5% +12.6%vs his norm —
199 / 50 PA

5×5 ROS Outlook

rest of season

Where each category goes the rest of the way, and the skill that drives it. Tap a row to expand the full derivation.

statytdrosdriverconf
Barrel% 5.0%→7.5%signal3 HR — Barrel% 5.0% (signal) lifted to career ~9.4% → projected 7.5%.
BABIP 0.248→0.282 regressednoise.251 AVG — BABIP 0.248 is noise, regressed toward xBA-implied 0.291 (xBA 0.261) → 0.282.
on-base + lineup9 R — his run rate over ~140 projected PA.
slugging + lineup18 RBI — his RBI rate over ~140 projected PA.
run rate / role0 SB — his steal rate (0 in 26 G) over ~140 projected PA.
rosterdroprotational counting only

Every projection traces to a sabermetric input. The driver and confidence shown per row are always visible; tap any row to expand the full derivation.

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