MLB Daily DeltaWeek 15 · July 5, 2026
David Morgan
SD · P
Change to
Portrait of Jack Perkins
Jack Perkins
ATH · P
Change to
Who's more valuable, rest of season

David Morgan.

He projects to help you in more roto categories the rest of the way — ERA, WHIP, and wins. Jack Perkins’s box score looks better right now, but it’s built on luck that won’t hold.

Head-to-head
K
ERA
WHIP
W
SV

David Morgan wins 3 categories (ERA, WHIP, W); Jack Perkins wins 2 (K, SV).

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
David Morgan
97.4
Jack Perkins
96.1
Swinging-Strike %lg 11.0% · higher = better
David Morgan
16.1%
Jack Perkins
13.6%
Strikeout %lg 22.0% · higher = better
David Morgan
24.8%
Jack Perkins
27.9%
Chase %lg 28.5% · higher = better
David Morgan
36.3%
Jack Perkins
34.8%
Hard-Hit % Allowedlg 40.0% · lower = better
David Morgan
27.0%
Jack Perkins
38.4%
Barrel % Allowedlg 8.0% · lower = better
David Morgan
1.6%
Jack Perkins
7.2%
xwOBA Allowedlg .315 · lower = better
David Morgan
.284
Jack Perkins
.313
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
David Morgan
36.16
lg xERA 4.10
now 5.28
3.70
Jack Perkins
36.16
lg xERA 4.10
now 5.46
3.94
WHIPlower is better
David Morgan
.9402.16
now 1.89
1.24
Jack Perkins
.9402.16
now 1.21
1.27

Volume · rest of season
Strikeoutshigher is better
David Morgan
4042.20
now 17
29
Jack Perkins
4042.20
now 33
35
Winshigher is better
David Morgan
.0006.60
now 2
25
Jack Perkins
.0006.60
now 2
13
Saveshigher is better
David Morgan
.0005.60
now 0
0
Jack Perkins
.0005.60
now 3
24
If you already own them — trade angle
Buy LowDavid Morgan — buy low. The dip is a window to acquire.conf 0.90
Buy LowJack Perkins — buy low. The dip is a window to acquire.conf 0.90
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