MLB Daily DeltaWeek 11 · June 4, 2026
Engraved portrait of Kevin Kelly
Kevin Kelly
TB·P
Sell High high·0.89
Change to
Engraved portrait of Mark Leiter Jr.
Mark Leiter Jr.
ATH·P
Buy Low high·0.85
Change to

Rest of Season Projection

KevinCategoryMark
33K 46
3.69ERA 3.74
1.24WHIP1.24
3–7W 0–0
1–6SV 5–9

Current Season

KevinCategoryMark
19K 25
2.67ERA 5.47
0.81WHIP 1.46
3W 0
2SV 4

What Each Player's System Trusts

Kevin Kelly
  • babip_againstNOISEBABIP-against 0.211 suppressed and unstable — flattering the ERA
  • xeraNOISEluck-free xERA 3.53 is 0.86 above the ERA — regression coming
Mark Leiter Jr.
  • babip_againstNOISEBABIP-against 0.361 elevated and unstable — bloating the ERA

Kevin Kelly: 33 K / 3.69 ERA. Mark Leiter Jr.: 46 K / 3.74 ERA. Different roster decisions — see individual verdicts.

Bare-stats comparison (narrative review pending).

Tweet

Related Comparisons