MLB Daily DeltaWeek 17 · July 19, 2026
Portrait of Dustin May
Dustin May
STL · P
Change to
Portrait of Stephen Kolek
Stephen Kolek
KC · P
Change to
Who's more valuable, rest of season

Dustin May.

He projects to help you in more roto categories the rest of the way — strikeouts, ERA, and WHIP. Stephen Kolek’s box score looks better right now, but the luck-stripped projection flips it.

Head-to-head
K
ERA
WHIP
W
SV n/a

Dustin May wins 3 categories (K, ERA, WHIP); Stephen Kolek wins 1 (W); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Dustin May
96.9
Stephen Kolek
94.2
Swinging-Strike %lg 11.0% · higher = better
Dustin May
10.5%
Stephen Kolek
9.6%
Strikeout %lg 22.0% · higher = better
Dustin May
22.9%
Stephen Kolek
15.2%
Chase %lg 28.5% · higher = better
Dustin May
30.3%
Stephen Kolek
26.7%
Hard-Hit % Allowedlg 40.0% · lower = better
Dustin May
46.0%
Stephen Kolek
36.9%
Barrel % Allowedlg 8.0% · lower = better
Dustin May
6.4%
Stephen Kolek
6.8%
xwOBA Allowedlg .315 · lower = better
Dustin May
.301
Stephen Kolek
.303
stabilized — trust it · small sample yet · dashed = league avg · right = better
05

The tape

Rest-of-season projection · bold = leads
rest-of-season projection current season projection range
Rate · earned-run quality
ERAlower is better
Dustin May
3.045.01
lg xERA 4.10
now 4.57
3.74
Stephen Kolek
3.045.01
lg xERA 4.10
now 3.48
3.79
WHIPlower is better
Dustin May
.9001.47
now 1.30
1.31
Stephen Kolek
.9001.47
now 0.94
1.32

Volume · rest of season
Strikeoutshigher is better
Dustin May
4063.80
now 51
46
Stephen Kolek
4063.80
now 19
34
Winshigher is better
Dustin May
.0009
now 3
24
Stephen Kolek
.0009
now 3
37

SV — not applicable. Both pitch out of the rotation.

If you already own them — trade angle
Buy LowDustin May — buy low. The dip is a window to acquire.conf 0.84
BuyStephen Kolek — buy.conf 0.69
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