MLB Daily DeltaWeek 13 · June 19, 2026
Chase Petty
CIN · P
Change to
Matt Waldron
SD · P
Change to
Who's more valuable, rest of season

Matt Waldron.

He projects to help you in more roto categories the rest of the way — strikeouts and wins.

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

Matt Waldron wins 2 categories (K, W); Chase Petty wins 0 (none); 2 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Chase Petty
97.1
Matt Waldron
91.9
Swinging-Strike %lg 11.0% · higher = better
Chase Petty
10.5%
Matt Waldron
8.8%
Strikeout %lg 22.0% · higher = better
Chase Petty
6.3%
Matt Waldron
20.0%
Chase %lg 28.5% · higher = better
Chase Petty
32.0%
Matt Waldron
31.7%
Hard-Hit % Allowedlg 40.0% · lower = better
Chase Petty
35.2%
Matt Waldron
39.2%
Barrel % Allowedlg 8.0% · lower = better
Chase Petty
9.3%
Matt Waldron
7.6%
xwOBA Allowedlg .315 · lower = better
Chase Petty
.363
Matt Waldron
.306
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
Chase Petty
2.338.25
lg xERA 4.10
now 6.35
4.10
Matt Waldron
2.338.25
lg xERA 4.10
now 8.49
4.09
WHIPlower is better
Chase Petty
1.051.90
now 1.24
1.30
Matt Waldron
1.051.90
now 1.71
1.30

Volume · rest of season
Strikeoutshigher is better
Chase Petty
4087.40
now 2
16
Matt Waldron
4087.40
now 22
63
Winshigher is better
Chase Petty
.0005.60
now 0
00
Matt Waldron
.0005.60
now 1
24

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

If you already own them — trade angle
Sell HighChase Petty — sell high. His value is peaking; good time to trade him.conf 0.90
Buy LowMatt Waldron — buy low. The dip is a window to acquire.conf 0.90
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