MLB Daily DeltaWeek 17 · July 18, 2026
Engraved portrait of Cal Quantrill
week 17
this weekSELL-HIGH
last weekSELL-HIGH

Cal Quantrill

data as of July 18, 2026·week 17
Sell High strikeout rate 14% is stable and well below league, limits the ceiling — BABIP-against 0.241 suppressed and unstable, flattering the ERA; luck-free xERA 4.58 is 1.47 above the ERA, regression coming; sell into the hype before regression.high 0.95 (narrative held for review)
ROSK 21WHIP 1.24ERA 3.71W 2–4SV 0

Quantrill is a sell-high — his ERA is a mirage.

Surface ERA flattered by an unsustainably low BABIP-against; xERA says regression. Sell high.

VS His Norm

  • Strikeout %14.5%−2.9%vs his ~17.4% career norm
  • Walk %6.7%−0.9%vs his ~7.6% career norm

Drivers

  • babip_againstNOISEBABIP-against 0.241 suppressed and unstable — flattering the ERA
  • xeraNOISEluck-free xERA 4.58 is 1.47 above the ERA — regression coming
  • p_k_pctSIGNALstrikeout rate 14% is stable and well below league — limits the ceiling
metric · nowrolling trajectoryvs. leaguestabilized?
Hard-Hit % Allowed34.0%
34.0%*
lg avg 40.0% −6.0%vs his norm —
147 / 50 BBE
Barrel % Allowed9.5%
believable since May 289.5%*
lg avg 8.0% +1.5%vs his norm —
147 / 60 BBE
xwOBA Allowed.330
.330*
lg avg .315 +.015vs his norm —xwOBA Allowed is above the ~.315 league averageexpect it to fall.
193 / 200 TBF
xERA4.58
4.58*
lg avg 4.10 +0.48vs his norm —xERA is above the ~4.10 league averageexpect it to fall.
193 / 200 TBF
ERA3.11
3.11*
lg avg 4.10 −0.99vs his norm —ERA is below the ~4.10 league averageexpect it to rise.
46.3 / 200 IP
Strikeout %14.5%
norm14.5%*
lg avg 22.0% −7.5%vs his norm −2.9%
193 / 70 TBF
Walk %6.7%
norm6.7%*
lg avg 8.0% −1.3%vs his norm −0.9%
193 / 170 TBF
BABIP Against.241
.241*
lg avg .295 −.054vs his norm —BABIP Against is below the ~.295 league averageexpect it to rise.
147 / 800 BIP
Swinging-Strike %8.9%
8.9%*
lg avg 11.0% −2.1%vs his norm —
193 / 60 TBF
Chase %27.9%
27.9%*
lg avg 28.5% −0.6%vs his norm —
193 / 60 TBF
Fastball Velo94.0 mph
94.0 mph*
lg avg 94.0 mph 0.0 mphvs his norm —
732 / 50 PITCHES

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
K% 14.5%→16.0%signal21 K — K% 14.5% (signal) lifted to career ~17.4% → projected 16.0% over ~29 remaining IP.
xERA 4.58noise3.71 ERA — xERA 4.58 (noise) blended 1% skill / 99% league 3.70 at 21 IP.
BB% 6.7% + contactsignal1.24 WHIP — a 7% walk rate plus BABIP-against 0.285 gives a 1.37 skill WHIP, blended 1%…
run support + role2-4 W — wins ride run support and how deep he goes, not just skill.
role (middle)0 SV — role: middle, not in the save mix.
rosterdeep3.71 ERA, 1.24 WHIP

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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