MLB Daily DeltaWeek 19 · August 5, 2026
Portrait of Mark Leiter Jr.
Mark Leiter Jr.
ATH · P
Change to
Portrait of Nate Pearson
Nate Pearson
KC · P
Change to
Who's more valuable, rest of season

Nate Pearson.

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

Head-to-head
K
ERA
WHIP
W
SV

Nate Pearson wins 2 categories (ERA, SV); Mark Leiter Jr. wins 1 (K); 2 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Mark Leiter Jr.
92.2
Nate Pearson
97.6
Swinging-Strike %lg 11.0% · higher = better
Mark Leiter Jr.
14.0%
Nate Pearson
10.6%
Strikeout %lg 22.0% · higher = better
Mark Leiter Jr.
26.4%
Nate Pearson
18.3%
Chase %lg 28.5% · higher = better
Mark Leiter Jr.
33.8%
Nate Pearson
29.7%
Hard-Hit % Allowedlg 40.0% · lower = better
Mark Leiter Jr.
31.9%
Nate Pearson
33.9%
Barrel % Allowedlg 8.0% · lower = better
Mark Leiter Jr.
3.3%
Nate Pearson
6.5%
xwOBA Allowedlg .315 · lower = better
Mark Leiter Jr.
.316
Nate Pearson
.322
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
Mark Leiter Jr.
27.66
lg xERA 4.10
now 5.47
3.72
Nate Pearson
27.66
lg xERA 4.10
now 0.00
3.70
WHIPlower is better
Mark Leiter Jr.
.9401.61
now 1.46
1.24
Nate Pearson
.9401.61
now 1.09
1.24

Volume · rest of season
Strikeoutshigher is better
Mark Leiter Jr.
4034.20
now 25
15
Nate Pearson
4034.20
now 2
8
Winshigher is better
Mark Leiter Jr.
.000.480
now 0
00
Nate Pearson
.000.480
now 0
00
Saveshigher is better
Mark Leiter Jr.
.0008
now 4
23
Nate Pearson
.0008
now 1
16
If you already own them — trade angle
Hold · wait & seeMark Leiter Jr. — hold.conf 0.50
Sell HighNate Pearson — sell high. His value is peaking; good time to trade him.conf 0.95
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