Cesar Perdomo

San Francisco Giants

RP · #83 · Bats L · Throws L · 5'10" · 219 lb · Age 24 · 1 yr in MLB

2026 grade

19.6

Runs prevented: −2.4
IP · ERA: 24.2 · 3.65
K · BB: 14 · 7
Rank: Not qualified

What the grade is made of

Runs each part saves or costs against an average pitcher facing the same batters. Contact counts a quarter for how it turned out, because over a season that's mostly the fielders and luck.

Strikeouts14 vs 23 avg−2.5
Home runs allowed4 vs 3 avg−1.1
Walks7 vs 9 avg+0.6
Contact allowed (how it turned out counts a quarter)79 vs 67 avg+0.5
Hit batters0 vs 1 avg+0.4
Parks pitched in−0.3

2026 game log: pitching

Game grades need 3 batters faced; starts are ranked against starts, relief outings against relief outings.

Game	Result	Dec	IP	H	R	ER	BB	K	HR	PC	Grade
Wed, Sep 23vsMIN	L 2-4	GS	5.1	5	2	2	0	2	1	77	52.2
Fri, Sep 18@LAD	L 2-8	GS	4.2	6	2	2	3	1	1	83	23.9
Sat, Sep 12vsSD	L 6-7	L	4.2	10	5	5	2	3	1	74	7.4
Sun, Sep 6@NYM	L 2-4	GS	6.0	3	0	0	1	4	0	83	88.5
Tue, Sep 1@PIT	L 12-13		4.0	3	1	1	1	4	1	58	38.1

Scores, box scores and play-by-play from ESPN. The run values and park factors behind the grades were worked out from Retrosheet's play-by-play: the information used here was obtained free of charge from and is copyrighted by Retrosheet. Interested parties may contact Retrosheet at www.retrosheet.org.