Hedge Bet Calculator

Calculate the exact hedge stake to guarantee profit or reduce risk on any open betting position. Works for futures hedges, promo conversions, live bet hedges, and middling opportunities.

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What Is Hedging in Sports Betting?

Hedging means placing a second bet on the opposing side of an open wager to reduce risk or lock in guaranteed profit. When your original position has a large unrealized gain — a futures bet on a team that's now in the championship, for example — a hedge lets you walk away with real cash no matter what happens next.

Three Scenarios Where You Should Hedge

1. Winning futures bet: You placed a long-shot futures bet in the preseason and your team is now in the title game. A hedge converts that unrealized gain into guaranteed cash, eliminating the all-or-nothing risk of the final game.

2. Favorable line movement: You bet Team A -3 at the start of the week and the line has moved to -6.5. Hedging Team B +6.5 at a different book creates a middle — a window where both bets can win if the margin lands between 4 and 6.

3. Promo conversion: Sportsbooks issue bonus bets that are only worth cash if they win. Hedging a bonus bet against itself at another book guarantees roughly 60–75% of the face value as real cash regardless of outcome — converting monopoly money into profit.

The Math of Guaranteed Profit

For a clean two-outcome hedge: take your original winning payout and divide by the decimal odds of the hedge side. That is your hedge stake. The result is identical profit on both sides. If the payout amounts are unequal, you have a partial hedge — you still eliminate the loss scenario while maximizing one outcome over the other.

Middling Explained

A middle is a hedge designed to win both sides simultaneously. By betting opposite sides at different point spreads or totals, you create a scoring range where both bets cash. Even when the middle doesn't hit, you typically lose only the vig on whichever side loses. Successful middles are essentially free additional profit on top of a position you've already hedged to near break-even.

Frequently Asked Questions

When should I hedge a bet?
Hedge when you have significant unrealized profit on an open position and prefer guaranteed cash over a higher but uncertain payout. Also hedge when converting sportsbook bonus bets into real cash.
How do I calculate a hedge bet?
Divide your original winning payout by the decimal odds of the opposing side. The result is the hedge stake that creates equal profit on both outcomes. PromoGrind's hedge calculator does this instantly with any combination of American, decimal, or fractional odds.
What is middling in sports betting?
Middling is betting both sides of a line at different numbers, creating a range where both bets win simultaneously. It turns line movement into a no-lose shot at bonus profit.