MLB Daily DeltaWeek 25 · September 10, 2026
Engraved portrait of J.T. Ginn
week 25
this weekSELL-HIGH
last weekSELL-HIGH

J.T. Ginn

data as of September 10, 2026·week 25
ON THE 15-DAY IL
Sell High luck-free xERA 4.09 is 0.38 above the ERA, regression coming — BABIP-against 0.259 suppressed and unstable, flattering the ERA; sell into the hype before regression.high 0.80 (narrative held for review)
ROSK 11ERA 4.09WHIP 1.34W 0–1SV 0

Ginn is a sell-high — his ERA rides on a BABIP that won't hold.

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

VS His Norm

  • Strikeout %20.9%−2.3%vs his ~23.2% career norm
  • Walk %9.8%+1.3%vs his ~8.5% career norm

Drivers

  • babip_againstNOISEBABIP-against 0.259 suppressed and unstable — flattering the ERA
  • xeraSIGNALluck-free xERA 4.09 is 0.38 above the ERA — regression coming
metric · nowrolling trajectoryvs. leaguestabilized?
Hard-Hit % Allowed35.4%
35.4%*
lg avg 40.0% −4.6%vs his norm —
393 / 50 BBE
Barrel % Allowed6.1%
6.1%*
lg avg 8.0% −1.9%vs his norm —
393 / 60 BBE
xwOBA Allowed.312
.312*
lg avg .315 −.003vs his norm —
580 / 200 TBF
xERA4.09
4.09*
lg avg 4.10 −0.01vs his norm —
580 / 200 TBF
ERA3.71
3.71*
lg avg 4.10 −0.39vs his norm —ERA is below the ~4.10 league averageexpect it to rise.
138.3 / 200 IP
Strikeout %20.9%
norm20.9%*
lg avg 22.0% −1.1%vs his norm −2.3%
580 / 70 TBF
Walk %9.8%
norm9.8%*
lg avg 8.0% +1.8%vs his norm +1.3%
580 / 170 TBF
BABIP Against.259
.259*
lg avg .295 −.036vs his norm —BABIP Against is below the ~.295 league averageexpect it to rise.
393 / 800 BIP
Swinging-Strike %12.2%
12.2%*
lg avg 11.0% +1.2%vs his norm —
580 / 60 TBF
Chase %29.6%
29.6%*
lg avg 28.5% +1.1%vs his norm —
580 / 60 TBF
Fastball Velo93.5 mph
93.5 mph*
lg avg 94.0 mph −0.5 mphvs his norm —
2185 / 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% 20.9%→21.5%signal11 K — K% 20.9% (signal) lifted to career ~23.2% → projected 21.5% over ~12 remaining IP.
xERA 4.09signal4.09 ERA — regresses up toward xERA 4.09 (signal): elite skill, but overperforming even…
BB% 9.8% + contactsignal1.34 WHIP — a 10% walk rate plus BABIP-against 0.277 gives a 1.36 skill WHIP, blended 6…
run support + role0-1 W — wins ride run support and how deep he goes, not just skill.
role (starter)0 SV — role: starter, not in the save mix.
rosterdrop11 K ROS, 4.09 ERA

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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