Time-through-lineup splits, 2026

Let's wrap up our mid-season one-split-away theme by looking at the stats and skills posted by starting pitchers as they go through lineups during a game.

Since 2019, there has been a consistent erosion in ERA and WHIP the more times a SP goes through a lineup during a game:

The same holds for their underlying skills, as BPV, K-BB%, and HR/9 also show significant in-game deterioration:

Let's take a look at some significant BPV by time through lineup splits so far in 2026 by focusing on the guys with the widest variances. The goal of this exercise is to identify pitchers who could be an adjustment away from making significant improvement.

 BPV
NameLgTm1st Time Thru2nd Time ThruΔ
Tarik SkubalALDET237 77 (160)
Logan GilbertALSEA213 72 (141)

Almost!

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