Boston Red Sox vs. Seattle Mariners Betting Splits — June 20, 2026

Boston Red Sox at Seattle Mariners: market is roughly balanced — Seattle Mariners 74% of bets, 82% of money.

Splits at the latest snapshot

Market Side Bet % Money % Odds
Moneyline Boston Red Sox 26% 18% +102
Seattle Mariners 74% 82% -110
Run line Boston Red Sox -1.5 9% 4% +175
Seattle Mariners +1.5 91% 96% -205
Total Over 6.5 62% 60% -118
Under 6.5 38% 40% +102

What the data says

Boston Red Sox at Seattle Mariners looks like a balanced market right now. The bet count and the money share are tracking close together on the moneyline market — 74% of bets and 82% of dollars on Seattle Mariners, a 8-point gap that doesn't clear the threshold we treat as meaningful.

Even splits are the default state for most games on most nights. The public and the dollars agree that the line is roughly fair. There's no clean directional signal here — nothing to act on from a splits-only perspective. That doesn't make the game unpriced or uninteresting; it just means the public-vs-money lens isn't picking up an edge.

If you're shopping the slate for splits-driven plays, the bigger gaps live on the biggest splits today and sharp action today pages. See how we calculate splits →.

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Related

Frequently asked questions

What is a meaningful bet% / money% gap?

A 10-point gap is the threshold we treat as noise vs. signal. 15+ points is meaningful — it usually means the average bet on the money side is materially larger than on the public side.

Should I bet on Seattle Mariners tonight?

We don't issue picks. The splits show what the public and the money are doing — use them to inform your own read of the game.

What is sharp money?

Sharp money is wagering activity from sophisticated, high-volume bettors. It shows up as a money percentage that exceeds the bet percentage on the same side. See our learn page for more.

What is the difference between bet% and money%?

Bet% is the share of tickets wagered on a side. Money% is the share of dollars. They diverge when one side draws bigger bets per ticket than the other.

What is a good bet% gap to look for?

Look for 15+ point gaps where the money is on the unpopular side. Those are the games where the average bet size is doing the talking.

What's a meaningful bet/money split?

A 10-point gap between the share of bets and the share of dollars on a side is the threshold we treat as meaningful. 15+ points usually means the average bet on the money side is materially larger — that's where sharp money lives. See our methodology →

How we track public bets and money — see our methodology →

Last updated: June 20, 2026 at 2:17 AM UTC

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