TOTAL VOLUME:
$26.9b
24H VOL:
$53,643,865
24H TRANSACTIONS:
1,362,287,844
OPEN INTEREST:
$1,063,853,505
56,734
Markets across
1,194
events
MATCHED EVENTS:
96
PLATFORM COVERAGE:
4
Polymarket:
53%
VS.
Kalshi:
47%
Hannes Steinbach
- Predict
Hannes Steinbach - Predict
1W
News
Positive
Negative
Neutral
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Vol.
·
Resolves Jul 31, 2027
Latest in Sports
Will Hannes Steinbach win the 2026-27 NBA Rookie of the Year?
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Intro
This market tracks which NBA player will win the Rookie of the Year award for the 2026-27 season. Across Polymarket and Kalshi, Caleb Wilson leads the consensus at 24.0%, followed by Cameron Boozer at 22.5%. The Official NBA Rookie of the Year award announcement serves as the resolution source, with credible consensus reporting accepted as a secondary source. Watch for the official NBA announcement by July 31, 2027, when the 2026-27 season Rookie of the Year winner will be determined.
PredictionHero - Resolution Divergence Alerts (RDA)
Unified Resolution Criteria (Consistent across platforms)
All platforms agree on using the official NBA announcement as the resolution source, with consistent tie-breaking and cancellation rules.Primary resolution logic: Official NBA announcementCore resolution logic:
- The market resolves to the player officially announced by the NBA as the Rookie of the Year for the 2026-27 season.
- In case of a tie, the player whose listed last name comes first alphabetically wins.
- If the 2026-27 NBA regular season is cancelled, postponed after April 30, 2027, 11:59 PM ET, or no winner is declared within that timeframe, the market resolves to "Other".
Edge cases & clarifications:
- Tie/Co-Winners: If the NBA announces multiple winners, the market resolves to the player whose listed last name comes first alphabetically.
- Season Cancellation: If the NBA regular season is cancelled or no winner is declared by April 30, 2027, all markets resolve to "Other".
Polymarket
This market will resolve to the player who wins the Rookie of the Year award for the 2026-27 NBA regular season. In the event of a tie, this market will resolve according to the official winner as determined by NBA rules. If multiple winners are announced then this market will resolve to the player whose listed last name comes first alphabetically. If the 2026-27 NBA regular season is cancelled, postponed after April 30, 2027, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”. The resolution source for this market will be official information from NBA; however, a consensus of credible reporting may also be used.
Kalshi
Each market resolves to Yes if the corresponding player or outcome wins the Pro Basketball Rookie of the Year award for the 2026-27 season. The award recognizes exceptional first-year performance in professional basketball. Resolution is based on the official award announcement for that season. In the event that multiple players are named co-winners, the Tie/Co-Winners outcome resolves to Yes. Kalshi is not affiliated with, associated with, authorized by, endorsed by, or officially connected with the governing league in any way.
Predict
This market will resolve to the player who wins the Rookie of the Year award for the 2026-27 NBA regular season. In the event of a tie, this market will resolve according to the official winner as determined by NBA rules. If multiple winners are announced then this market will resolve to the player whose listed last name comes first alphabetically. If the 2026-27 NBA regular season is cancelled, postponed after April 30, 2027, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”. The resolution source for this market will be official information from NBA; however, a consensus of credible reporting may also be used.
Frequently asked questions
Prediction markets like those tracked here operate on a different mechanism than traditional sportsbooks. Instead of a bookmaker setting fixed lines, traders on Polymarket and Kalshi continuously buy and sell contracts, with prices reflecting live consensus probability. Sportsbooks manage risk and profit margins through juice or vigorish; prediction markets rely on order-flow dynamics and arbitrage. This market's prices tend to react quickly to draft news, summer league performance, and team roster moves—often moving faster than sportsbook lines adjust.
Polymarket currently favors Will Cameron Boozer win the 2026-27 NBA Rookie of the Year? at 22.5%, while Kalshi leans toward Will Cameron Boozer win Rookie of the Year? at 22.0%. Polymarket and Kalshi can show different implied probabilities for the same outcome because of liquidity, fee structure, participant mix, and how each venue defines the contract. Differences arise because each venue attracts distinct trader demographics, operates under different fee structures, and may have varying liquidity pools for individual outcomes. Regulatory constraints, platform-specific rules, and timing of large trades can also create temporary price gaps. Arbitrage traders often exploit these spreads, gradually narrowing them over time.
This market resolves around Jul 31, 2027, once the 2026-27 NBA season concludes and the Rookie of the Year award is officially announced. The outcome is verified against credible public sources and official NBA records. Until that date, prices will fluctuate based on player performance, injury reports, team changes, and voting sentiment among media and coaches who determine the award winner.
Key catalysts include the 2026 NBA Draft results, summer league standout performances, preseason games, and early regular-season statistics. Injuries to top rookies or surprise breakout performances can shift odds dramatically. Trade rumors, coaching changes, and team rotations also influence expectations. Media narratives and award-voter commentary throughout the season will shape trader sentiment. Additionally, comparative performance among other rookies—not just the leading contenders—can reshape the entire probability distribution as the season progresses.