MLB Daily DeltaWeek 17 · July 18, 2026
Engraved portrait of José Fermín
173 PA · week 17
this weekSELL-HIGH
last weekHOLD

José Fermín

data as of July 18, 2026·week 17
flipped from HOLD on July 18, 2026
Sell High luck-free skill 0.277 is 0.032 below the surface, regression coming — BABIP 0.285 far above league and nowhere near stable, inflating the line; sell into the hype before regression.med 0.73 (narrative held for review)
ROSAVG .217HR 0R 7RBI 16SB 0

Fermín is a sell-high — BABIP is inflating his line.

Surface line inflated by an unsustainable BABIP; the stable skill is lower. Sell high.

VS His Norm

  • Barrel %2.2%+2.2%vs his ~0.0% career norm

Drivers

  • babipNOISEBABIP 0.285 far above league and nowhere near stable — inflating the line
  • xwobaSIGNALluck-free skill 0.277 is 0.032 below the surface — regression coming
metric · nowrolling trajectoryvs. leaguestabilized?
Avg Exit Velo84.9 mph
believable since May 2684.9 mph*
lg avg 89.0 mph −4.1 mphvs his norm —
135 / 50 BBE
Hard-Hit %28.1%
28.1%*
lg avg 40.0% −11.9%vs his norm —
135 / 50 BBE
Barrel %2.2%
norm2.2%*
lg avg 8.0% −5.8%vs his norm +2.2%
135 / 60 BBE
xwOBA.277
.277*
lg avg .315 −.038vs his norm —
173 / 160 PA
wOBA.309
.309*
lg avg .315 −.006vs his norm —wOBA is below the ~.315 league averageexpect it to rise.
173 / 200 PA
Strikeout %14.5%
14.5%*
lg avg 22.0% −7.5%vs his norm —
173 / 60 PA
Walk %6.9%
6.9%*
lg avg 8.5% −1.6%vs his norm —
173 / 120 PA
BABIP.285
norm.285*
lg avg .295 −.010vs his norm +.028 BABIP is above his ~.257 normexpect it to fall.
135 / 800 BIP
Swinging-Strike %5.9%
5.9%*
lg avg 11.0% −5.1%vs his norm —
173 / 50 PA
Chase %23.4%
23.4%*
lg avg 28.5% −5.1%vs his norm —
173 / 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% 2.2%→0.9%signal0 HR — Barrel% 2.2% (signal) tempered to career ~0.0% → projected 0.9%.
BABIP 0.285→0.265 regressednoise.217 AVG — BABIP 0.285 is noise, regressed toward xBA-implied 0.261 (xBA 0.239) → 0.265.
on-base + lineup7 R — his run rate over ~139 projected PA.
slugging + lineup16 RBI — his RBI rate over ~139 projected PA.
run rate / role0 SB — his steal rate (0 in 31 G) over ~139 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.

Tweet
Compare with

Comparisons

head-to-head matchups