The following market refers to the Fiorot vs Grasso professional MMA fight originally scheduled for Sep 12, 2026. If this fight is postponed or delayed, the market will remain open and close after the rescheduled fight has finished (within two weeks). If the fight is declared a tie or no contest, the market will resolve to 50/50 for both fighters. If the fight is cancelled or rescheduled to over two weeks away, the market will resolve to a fair price in accordance with the rules. This market and these products have not been endorsed by Zuffa LLC, d/b/a Ultimate Fighting Championship, UFC. Any references to the “UFC,” or any other associated marks are descriptive only, and do not indicate an endorsement of this product or any affiliation between Zuffa and Kalshi.

Resolution Oracles

Kalshi Rules

Novig

Primary Rule

Alexa Grasso in Alexa Grasso @ Manon Fiorot (UFC); settled by Novig.

Edge Cases

If the contract cannot be settled on the stated outcome, Novig settles it at fair market value (FMV) instead of refunding it.

Polymarket

Primary Rule

This market will resolve to "Alexa Grasso" if Alexa Grasso is officially declared the winner of the fight against Manon Fiorot at Noche UFC: Silva vs. Delgado, scheduled for September 12, 2026. It will resolve to "Manon Fiorot" if Manon Fiorot is officially declared the winner. If the fight is declared a draw or technical draw, ruled a No Contest, not scored, canceled, or postponed beyond September 26, 2026, this market will resolve "50-50." The resolution source for this market will be official information from the UFC.

Resolution Oracles

UMA Optimistic Oracle

Polymarket US

Primary Rule

This market will settle to the winner of the Manon Fiorot vs Alexa Grasso UFC fight scheduled for September 12 at 2:00PM ET. If the fight ends in a draw or is declared a no contest, the market will settle to $0.50. If the fight is cancelled before the opening bell, the market will settle to the last fair market price. If the fight is not held within two weeks of the originally scheduled date, the market will settle to the last fair market price. Outcome sourced from UFC.

ProphetX

Primary Rule

Sports moneyline - resolves based on official game outcome per ProphetX Prediction Rules

Resolution Oracles

ProphetX Rules

Frequently Asked Questions

What does the Alexa Grasso vs. Manon Fiorot prediction market track?

The outcomes listed above show how traders are pricing this question. Compare outcome prices from Kalshi, Polymarket US, Novig, Polymarket, ProphetX in one place. Each price reflects the market’s implied probability, not a guaranteed result.

What are the latest Alexa Grasso vs. Manon Fiorot odds?

The latest available prices are Manon Fiorot: 1.0¢ on Kalshi, 0.1¢ on Polymarket, 73.4¢ on ProphetX, 67.0¢ on Polymarket US, 70.5¢ on Novig; Alexa Grasso: 99.0¢ on Kalshi, 99.9¢ on Polymarket, 29.8¢ on ProphetX, 33.0¢ on Polymarket US, 29.5¢ on Novig. Prices are quoted in cents per $1 share. Check the venue for executable prices and available liquidity.

Why do Alexa Grasso vs. Manon Fiorot odds vary across prediction markets?

The largest price difference shown across venues is 73.3 percentage points. Venues have different traders, liquidity and fees, so their prices can differ. A price gap alone does not establish an executable arbitrage opportunity; compare settlement rules and the actual buy and sell prices.

How do Alexa Grasso vs. Manon Fiorot prediction market payouts work?

For example, Manon Fiorot at 42.4¢ implies about a 42.4% chance. For a standard $1 contract, a share pays $1 if its outcome settles as correct and $0 if it settles as incorrect. A winning share bought at 40¢ earns 60¢ before fees. Check each venue’s settlement rules, fees and eligibility before trading.

Alexa Grasso vs. Manon Fiorot

Alexa Grasso vs. Manon Fiorot

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About This Market

Price History