Seattle Mariners Against the Spread Record
Last updated: April 15, 2026
2026 season · 18 graded games
The Seattle Mariners are 8-10 on the against the spread in 2026, covering at a 44.4% rate across 18 graded games.
RECORD
8-10
HIT RATE
44.44%
GRADED GAMES
18
CURRENT STREAK
L15
Splits
| Split | Record | Hit Rate |
|---|---|---|
| Away | 2-5 | 28.6% |
| Home | 6-5 | 54.5% |
| As Favorite | 6-9 | 40.0% |
| As Underdog | 2-1 | 66.7% |
Key Insights
- ▸Stark home/road split — notably stronger home.
- ▸Much better as an underdog this season.
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Frequently Asked Questions
What is the Seattle Mariners ATS record 2026?▾
Seattle Mariners are 8-10 against the spread in 2026, covering at a 44.4% rate over 18 graded games.
Do the Seattle Mariners cover better at home or on the road?▾
At home: 6-5 (54.5%). On the road: 2-5 (28.6%).
Are the Seattle Mariners covering the spread more than league average?▾
League-average ATS cover rate is ~50%. Seattle Mariners are covering at 44.4% this season — below the league average.
What is Seattle Mariners's recent ATS streak?▾
Recent ATS form: LWWLWLLWLL. W = cover, L = non-cover, . = push or no closing line.
Where do the Seattle Mariners rank in MLB ATS cover rate?▾
Seattle Mariners rank #20 of 30 MLB teams in ATS cover rate this season.