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Will Cooper Flagg win the 2025–26 NBA Rookie of the Year award?

49.1%
Consensus Probability (Model B — Geometric Mean of Odds)
2 platforms · 6pp spread · $524K

Across 2 prediction market platforms, "Will Cooper Flagg win the 2025–26 NBA Rookie of the Year award?" has a consensus probability of 49.1%. Polymarket: 46.2%, Manifold: 52.0%. Consensus via geometric mean of odds (Satopaa et al., 2014), validated by IARPA ACE tournament.

Platform Comparison — white line = consensus
Polymarket
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46%
$524K
Manifold
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52%
38 traders
Probability Over Time
All 6 Consensus Models
Market Details
Polymarket
Updated 2h ago
Volume
$524K
Liquidity
$12K
Bid / Ask
45.2% / 47.1%
Spread
1.9%
Opened
Apr 2026
Resolves
May 2026
This is a market to predict which player will win the 2025–26 NBA Rookie of the Year award. This market will resolve to "Yes" if the listed player is officially named the 2025–26 NBA Rookie of the Year. Otherwise, it will resolve to "No". If the award is not announced by Decemb…
Manifold
Updated 2h ago
Volume
Liquidity
Bid / Ask
— / —
Spread
Opened
Apr 2026
Resolves
Jun 2026

About This Consensus

Computed from 2 platforms using geometric mean of odds (Satopaa et al., 2014). This method was validated by the IARPA ACE forecasting tournament as the most accurate probability aggregation technique. Full methodology →

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