MLB Daily DeltaWeek 17 · July 18, 2026
Engraved portrait of Dylan Lee
week 17
this weekSELL-HIGH
last weekHOLD

Dylan Lee

data as of July 18, 2026·week 17
flipped from HOLD on July 18, 2026
Sell High BABIP-against 0.213 suppressed and unstable, flattering the ERA; luck-free xERA 1.83 is 0.36 above the ERA, regression coming; sell into the hype before regression.med 0.69 (narrative held for review)
ROSK 25ERA 3.57WHIP 1.22W 1–2SV 0

Lee is a sell-high — ERA is BABIP noise, not skill.

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

VS His Norm

  • Strikeout %34.0%+4.3%vs his ~29.7% career norm

Drivers

  • babip_againstNOISEBABIP-against 0.213 suppressed and unstable — flattering the ERA
  • xeraNOISEluck-free xERA 1.83 is 0.36 above the ERA — regression coming
metric · nowrolling trajectoryvs. leaguestabilized?
Hard-Hit % Allowed28.1%
28.1%*
lg avg 40.0% −11.9%vs his norm —
96 / 50 BBE
Barrel % Allowed4.2%
believable since May 264.2%*
lg avg 8.0% −3.8%vs his norm —
96 / 60 BBE
xwOBA Allowed.211
.211*
lg avg .315 −.104vs his norm —xwOBA Allowed is below the ~.315 league averageexpect it to rise.
156 / 200 TBF
xERA1.83
1.83*
lg avg 4.10 −2.27vs his norm —xERA is below the ~4.10 league averageexpect it to rise.
156 / 200 TBF
ERA1.47
1.47*
lg avg 4.10 −2.63vs his norm —ERA is below the ~4.10 league averageexpect it to rise.
43 / 200 IP
Strikeout %34.0%
norm34.0%*
lg avg 22.0% +12.0%vs his norm +4.3%
156 / 70 TBF
Walk %4.5%
norm4.5%*
lg avg 8.0% −3.5%vs his norm −1.2% Walk % is below his ~5.7% normexpect it to rise.
156 / 170 TBF
BABIP Against.213
.213*
lg avg .295 −.082vs his norm —BABIP Against is below the ~.295 league averageexpect it to rise.
96 / 800 BIP
Swinging-Strike %21.1%
21.1%*
lg avg 11.0% +10.1%vs his norm —
156 / 60 TBF
Chase %38.1%
38.1%*
lg avg 28.5% +9.6%vs his norm —
156 / 60 TBF
Fastball Velo93.3 mph
93.3 mph*
lg avg 94.0 mph −0.7 mphvs his norm —
626 / 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% 34.0%→31.6%signal25 K — K% 34.0% (signal) tempered to career ~29.7% → projected 31.6% over ~22 remaining…
xERA 1.83noise3.57 ERA — xERA 1.83 (noise) blended 7% skill / 93% league 3.70 at 28 IP.
BB% 4.5% + contactnoise1.22 WHIP — a 4% walk rate plus BABIP-against 0.285 gives a 0.97 skill WHIP, blended 7%…
run support + role1-2 W — wins ride run support and how deep he goes, not just skill.
role (setup)0 SV — role: setup, not in the save mix.
rosterdeep3.57 ERA, 1.22 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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