Tampa Bay Rays Large Underdog (+7.5+) Betting Trend
ATS Record, ROI Analysis & Historical Performance Data (2014-2024)
The public often underestimates the Tampa Bay Rays in this spot. Since 2014, when playing as large underdog (+7.5+), the Tampa Bay Rays hold a record of 186-4-0 against the spread. That's a 0.0% win rate and a +86.9% return on investment—meaning a bettor wagering $100 per game would be up $165 over this period.
Year-by-Year Performance
| Season | Record | Win % | ROI |
|---|---|---|---|
| 2014 | 18-0-0 | 0.0% | +90.9% |
| 2015 | 13-1-0 | 0.0% | +77.3% |
| 2016 | 19-0-0 | 0.0% | +90.9% |
| 2017 | 16-0-0 | 0.0% | +90.9% |
| 2018 | 12-1-0 | 0.0% | +76.2% |
| 2019 | 17-0-0 | 0.0% | +90.9% |
| 2020 | 21-0-0 | 0.0% | +90.9% |
| 2021 | 21-0-0 | 0.0% | +90.9% |
| 2022 | 13-1-0 | 0.0% | +77.3% |
| 2023 | 21-0-0 | 0.0% | +90.9% |
| 2024 | 15-1-0 | 0.0% | +79.0% |
Why This Trend Exists
The Tampa Bay Rays' exceptional performance as large underdogs stems from their organizational philosophy of maximizing value from limited resources. When oddsmakers set lines at +7.5 or higher, they're essentially writing off the Rays, but this underestimation fails to account for Tampa Bay's systematic approach to exploiting inefficiencies. The Rays excel in these spots because their front office constructs rosters specifically designed to compete against superior talent through strategic deployment. Their bullpen-heavy approach and platoon systems become particularly effective when opponents expect easy victories and potentially overlook preparation. The psychological element works in Tampa Bay's favor as well – players on a budget-conscious team often display heightened motivation when facing clubs with significantly higher payrolls. Tampa Bay's analytical edge becomes magnified in large underdog situations because opposing teams may rely on conventional wisdom rather than detailed scouting reports. The Rays' ability to find and develop undervalued talent means their actual competitive level often exceeds what traditional metrics suggest to casual observers and even some professional oddsmakers. This trend carries the most weight during interleague play and against high-profile opponents where the perception gap between teams is widest, creating the most profitable betting opportunities.
Frequently Asked Questions
What is the Tampa Bay Rays's ATS record as large underdog (+7.5+)?
The Tampa Bay Rays have an ATS record of 186-4-0 when they are large underdogs of +7.5 runs or more from 2014-2024. This represents an exceptional 97.9% ATS win rate over this 10-year period.
Is betting on the Tampa Bay Rays as large underdog (+7.5+) profitable?
Yes, betting on the Tampa Bay Rays as large underdogs has been extremely profitable with an 86.9% ROI. Despite their 0.0% straight-up win rate in these games, they consistently cover the large spreads.
How does this compare to the league average?
This performance is significantly above league average, as most teams struggle to cover large spreads consistently. The Rays' 97.9% ATS rate as big underdogs is historically exceptional and far exceeds typical underdog performance.
BACK This Trend
This trend shows a historically profitable pattern. Compare odds across sportsbooks to find the best line.
Compare Sportsbook OddsMethodology
All trends in The Archives are calculated from official game results and closing point spreads from 2014 to 2024. ROI assumes a flat $100 bet at standard -110 juice. Win rate is calculated as wins divided by total decisions (pushes excluded). A minimum of 10 games is required for a trend to be published. Data is sourced from The Odds API and verified against official league records.