Giants vs Diamondbacks Odds: Moneyline, Over/Under, Props - May 18, 2026

Giants at Diamondbacks

1:40 am • ARID

San Francisco Giants

0-0

2 - 12

Arizona Diamondbacks

0-0

pitcher		team	era	w-l
Z.Gallen			6.07	3-9
R.Ray			3.08	10-6

MatchupOpenSpreadTotalMoneyline
Giants 0-0	+1.5	+1.5-178	o9-115	+115
Diamondbacks 0-0	u8.5	-1.5+146	u9-105	-136

Tuesday 1:40 a.m.

May 19, 2026

Chase FieldPhoenix

Z.Gallen u5.5 Hits Allowed+109

Over 9-114

0.44u

@Zerillo ⭐️⭐️ https://myaction.app/QtaXlPjif3b

Under 0.5 (1st Inn)+102

Plus-money only

ARI +153

4.59u

Over 9-110

0.5u

Bet to -115

Over 9-105

0.95u

(FD) Ray walk (9.9%) and barrel (11.9%) problems are back. Large park downgrade. Gallen estimators average around four and a half. ARI 108 wRC+ vs LHP, proj LU 122 v LHP since LY w/ 5 guys below a 10 K%!!! Only 2 above 17.6%. SFG 3rd worst pen estimators L30 days, ARI great base running team.

Giants vs Diamondbacks: MLB Total Pick
Sean Zerillo•
May 18, 2026 UTC
The Leadoff: Anderson's MLB Breakdown & Bets for Monday
Jon Anderson•
May 18, 2026 UTC

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MLB Public Betting

Diamondbacks are 3-2 in their last 5 games.
Diamondbacks are 3-2 in their last 5 games against the spread
Diamondbacks are 40-41 in their road games against the spread
The totals have gone OVER in 4 of Diamondbacks' last 5 games
The totals have gone OVER in 36 of Diamondbacks' 81 last games at home

Against the Spread (ATS) History

	overall	home	away	favorite	underdog
Diamondbacks	84-78	44-37	40-41	34-41	48-37
Giants	80-82	41-40	39-42	21-27	58-54

Over/Under History

	overall	home o/u	away o/u	favorite o/u	underdog o/u
Diamondbacks	71-87-4	36-43-2	35-44-2	33-40-2	36-47-2
Giants	75-77-10	36-42-3	39-35-7	27-18-3	47-58-7

Straight-Up (ML) History

	overall	home	away	favorite	underdog
Diamondbacks	86-76	45-36	41-40	43-32	41-44
Giants	65-97	37-44	28-53	24-24	40-72

date	opponent	score	spread	over/under	moneyline
May 17th	@COL	W 8-6	-1.5 W	O 10.5	ARI -147
May 16th	@COL	L 2-4	-1.5 L	U 11.5	COL -147
May 16th	@COL	W 9-1	-1.5 W	U 12	ARI -121
May 14th	@TEX	L 5-6	-1.5 L	O 8	TEX -113
May 13th	@TEX	L 4-7	+1.5 L	O 8	TEX +106

Blake Walston
SP
Walston is out with elbow
Out

Cristian Mena
SP
Mena is doubtful with shoulder
Doubtful

Hayden Birdsong
SP
Birdsong is out with arm
Out

See more MLB Injuries

PITCHER	PC	IP	K	ER
LR.Ray, P	84	4.1	1	9
RJ.Brubaker, P	29	1.2	1	1
LR.Borucki, P	22	2	1	0

HITTERS	H-AB	R	HR	RBI
1J.Lee, RF	1-2	0	0	0
1W.Brennan, RF	1-2	0	0	0
2L.Arraez, 2B	0-2	0	0	1
2D.Gilbert, LF	0-1	0	0	0
3C.Schmitt, LF	1-4	0	0	0
3C.Schmitt, SS	1-4	0	0	0
4R.Devers, 1B	0-4	0	0	0
5W.Adames, SS	1-1	1	1	1
5J.Rodriguez, PH	0-2	0	0	0
5J.Rodriguez, LF	0-2	0	0	0
5J.Rodriguez, 2B	0-2	0	0	0
6M.Chapman, 3B	0-4	0	0	0
7B.Eldridge, DH	2-4	0	0	0
8H.Bader, CF	2-4	1	0	0
9E.Haase, C	0-3	0	0	0

PITCHER	PC	IP	K	ER
RZ.Gallen, P	81	6	5	2
RR.Thompson, P	18	1	1	0
LB.Garcia, P	16	1	1	0
RJ.Loaisiga, P	17	1	0	0

HITTERS	H-AB	R	HR	RBI
1K.Marte, 2B	2-4	2	0	2
2C.Carroll, RF	2-4	1	0	0
2J.Barrosa, RF	0-1	0	0	0
3G.Perdomo, SS	1-4	1	0	0
4N.Arenado, 3B	1-4	1	1	4
4J.McCann, 1B	1-1	0	0	0
4A.Del Castillo, PR	0-0	0	0	0
5I.Vargas, 1B	2-5	2	0	0
5I.Vargas, 3B	2-5	2	0	0
6G.Moreno, C	2-5	2	1	2
7J.Fernandez, DH	1-3	1	0	0
7J.Fernandez, 1B	1-3	1	0	0
8T.Tawa, LF	1-4	0	0	2
9R.Waldschmidt, CF	3-3	2	0	1