Seattle Mariners — As Underdog
ATS Record & ROI Analysis · 2014-2024 (10 Seasons)
The edge: The Seattle Mariners have been a profitable bet in this situation, covering at 81.5% over 466 games.
10-Year Performance
Cumulative Units Won (2014-2024)
Win Rate by Season
Units by Season
Season-by-Season Breakdown
| Season | Record | Win % | Units | ROI |
|---|---|---|---|---|
| 2024 | 34-5-0 | 87.2% | +25.9u | +66.4% |
| 2023 | 37-7-0 | 84.1% | +26.6u | +60.5% |
| 2022 | 28-10-0 | 73.7% | +15.4u | +40.7% |
| 2021 | 38-11-1 | 77.6% | +24.0u | +48.0% |
| 2020 | 33-8-0 | 80.5% | +22.0u | +53.7% |
| 2019 | 41-8-0 | 83.7% | +29.3u | +59.7% |
| 2018 | 30-11-0 | 73.2% | +16.3u | +39.7% |
| 2017 | 31-7-0 | 81.6% | +21.2u | +55.7% |
| 2016 | 30-5-0 | 85.7% | +22.3u | +63.6% |
| 2015 | 46-6-0 | 88.5% | +35.8u | +68.9% |
| 2014 | 31-8-0 | 79.5% | +20.2u | +51.8% |
Bet Seattle Mariners Today
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Compare SportsbooksFrequently Asked Questions
What is the Seattle Mariners ATS record as underdog?
The Seattle Mariners are 379-86 ATS (81.5%) as underdog since 2014, generating +258.6u.
Should I bet on the Seattle Mariners as underdog?
Yes, this has been a profitable spot historically. The Seattle Mariners cover at 81.5% in this situation.
How consistent is this trend?
Over 11 seasons, the Seattle Mariners have been consistently profitable in this situation with +55.6% ROI.
Methodology: ATS records from 2014-2024 regular season. ROI assumes -110 odds. Data updated daily.