TOTAL VOLUME:

$114.5b

24H VOL:

$142,891,824

24H TRANSACTIONS:

1,380,975,298

OPEN INTEREST:

$1,211,057,904

339,560

Markets across

34,155

events

MATCHED EVENTS:

4,672

PLATFORM COVERAGE:

5

Polymarket:

42%

VS.

Kalshi:

58%

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NBA: 2026-27 Rookie of the Year
polymarket
kalshi
predict

Who will win the 2026-27 NBA Rookie of the Year?

Total volume:
$8,354,578
Volume 24h:
$3,058
2%
Liquidity:
$533,571
18%
Open interest:
$376,704
0.02%

Hannes Steinbach

all

3 markets

Predict

Kalshi

Polymarket

consensus

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolves Jul 31, 2027

Will Hannes Steinbach win the 2026-27 NBA Rookie of the Year?

30%chance
Amount

$

Trade on
predict

Trade on Predict

At 30.2¢ buys you 331 shares | Odds: 30% Total Payout: $331 | Net Profit: $231 Multiplier: 3.31x | ROI: 231% | APY: 384% 277 days to resolution
You will be redirected to the platform to complete this trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
predict

Hannes Steinbach

Trade
30%
Yes 30.2¢No 69.8¢
—
$29,798
$50
0%
0%
N/A
9mo 1w
active
kalshi

Hannes Steinbach

Trade
1%
Yes 1¢No 100¢
1¢
N/A
$2,449
0%
0%
$2,449
11mo 1w
active
polymarket

Hannes Steinbach

Trade
0%
Yes 0.2¢No 99.9¢
0.1¢
$15,832
$941
0%
0.16%
N/A
9mo 1w
active
PredictionHero
Market Consensus
10.3%
Yes 10.5¢No 89.9¢
Avg: 0.6¢Max: 1¢
kalshi

Caleb Wilson

Trade
27%
Yes 27¢No 77¢
4¢
N/A
$103,999
0.68%
6%
$77,864
11mo 1w
active
polymarket

Caleb Wilson

Trade
21%
Yes 22¢No 80¢
2¢
$17,407
$18,006
1%
3%
N/A
9mo 1w
active
predict

Caleb Wilson

Trade
21%
Yes 21.2¢No 80¢
1.2¢
$45,731
$13,626
0%
0.22%
N/A
9mo 1w
active
PredictionHero
Market Consensus
23%
Yes 23.4¢No 79¢
Avg: 2.4¢Max: 4¢
polymarket

Cameron Boozer

Trade
23%
Yes 23¢No 78¢
1¢
$18,366
$12,318
0.71%
3%
N/A
9mo 1w
active
predict

Cameron Boozer

Trade
22%
Yes 22.1¢No 78¢
0.1¢
$41,919
$27
0%
0%
N/A
9mo 1w
active
kalshi

Cameron Boozer

Trade
22%
Yes 22¢No 81¢
3¢
N/A
$38,366
0.01%
16%
$30,066
11mo 1w
active
PredictionHero
Market Consensus
22.3%
Yes 22.4¢No 79¢
Avg: 1.4¢Max: 3¢
polymarket

AJ Dybantsa

Trade
21%
Yes 21¢No 80¢
1¢
$13,541
$14,379
0.1%
1%
N/A
9mo 1w
active
predict

AJ Dybantsa

Trade
21%
Yes 20.9¢No 80¢
0.9¢
$29,515
$1,016
0%
0%
N/A
9mo 1w
active
kalshi

AJ Dybantsa

Trade
17%
Yes 17¢No 84¢
1¢
N/A
$45,993
0.14%
3%
$35,795
11mo 1w
active
PredictionHero
Market Consensus
19.7%
Yes 19.6¢No 81.3¢
Avg: 1¢Max: 1¢
predict

Darius Acuff Jr.

Trade
18%
Yes 36.2¢No 99.9¢
36.1¢
$1,465
$11
0%
0%
N/A
9mo 1w
active
kalshi

Darius Acuff Jr.

Trade
7%
1%
Yes 7¢No 95¢
2¢
N/A
$35,768
0.51%
6%
$30,704
11mo 1w
active
polymarket

Darius Acuff Jr.

Trade
6%
Yes 6¢No 95¢
1¢
$16,248
$7,326
0%
0%
N/A
9mo 1w
active
PredictionHero
Market Consensus
10.3%
Yes 16.4¢No 96.6¢
Avg: 13¢Max: 36.1¢
kalshi

Darryn Peterson

Trade
18%
Yes 19¢No 82¢
1¢
N/A
$50,131
0.28%
2%
$42,394
11mo 1w
active
polymarket

Darryn Peterson

Trade
17%
Yes 17¢No 84¢
1¢
$15,983
$13,024
1%
1%
N/A
9mo 1w
active
predict

Darryn Peterson

Trade
16%
Yes 16.8¢No 84¢
0.8¢
$58,336
$7,530
0%
0.15%
N/A
9mo 1w
active
PredictionHero
Market Consensus
17%
Yes 17.6¢No 83.3¢
Avg: 0.9¢Max: 1¢
predict

Yaxel Lendeborg

Trade
17%
Yes 32.9¢No 99.9¢
32.8¢
$7,013
$17
0%
0%
N/A
9mo 1w
active
kalshi

Yaxel Lendeborg

Trade
5%
Yes 7¢No 95¢
2¢
N/A
$71,521
0.16%
5%
$56,762
11mo 1w
active
polymarket

Yaxel Lendeborg

Trade
2%
Yes 2.8¢No 97.9¢
0.7¢
$14,704
$8,831
0.82%
1%
N/A
9mo 1w
active
PredictionHero
Market Consensus
8%
Yes 14.2¢No 97.6¢
Avg: 11.8¢Max: 32.8¢
kalshi

Mikel Brown Jr.

Trade
5%
Yes 4¢No 97¢
1¢
N/A
$14,637
0%
0.79%
$10,561
11mo 1w
active
polymarket

Mikel Brown Jr.

Trade
2%
Yes 2.3¢No 97.9¢
0.2¢
$18,454
$5,399
0%
2%
N/A
9mo 1w
active
predict

Mikel Brown Jr.

Trade
N/A
N/A
32.3¢
N/A
N/A
N/A
N/A
N/A
9mo 1w
active
PredictionHero
Market Consensus
3.5%
Yes 3.2¢No 97.4¢
Avg: 11.2¢Max: 32.3¢
kalshi

Brayden Burries

Trade
3%
Yes 3¢No 98¢
1¢
N/A
$41,453
0%
2%
$36,673
11mo 1w
active
Total markets: 25 of 77

Intro

This market tracks which player will win the NBA Rookie of the Year award for the 2026-27 season. Across Polymarket and Kalshi, the consensus probability for Cameron Boozer winning stands at 24.0%, with Caleb Wilson at 22.0% as the second-leading candidate. Resolution will be determined by official NBA announcement, with credible reporting used as a secondary source if needed. Watch for the conclusion of the 2026-27 NBA regular season by April 30, 2027, which marks the deadline for the season to complete and the award to be declared.

PredictionHero - Resolution Divergence Alerts (RDA)

Unified Resolution Criteria (Consistent across platforms)

All platforms use the same resolution criteria: official NBA winner, tie-breaking by last name, and "Other" for cancellations or no declaration.Primary resolution logic: Official NBA announcement, with credible reporting as a secondary source

Core resolution logic:

  • Resolve to the player declared as the official NBA Rookie of the Year for the 2026-27 season
  • In case of a tie, use NBA rules; if multiple winners are announced, resolve to the player with the alphabetically first last name
  • If the season is cancelled, postponed after April 30, 2027, or no winner is declared by that timeframe, resolve to "Other"

Edge cases & clarifications:

  • Tie/Co-Winners: If the NBA announces co-winners, resolve to the player whose listed last name comes first alphabetically
  • Season Cancellation: 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, resolve to "Other"
Timing: Resolution occurs after the official NBA announcement of the Rookie of the Year award winner, no later than June 2027Our PredictionHero Resolution Divergence Alerts (RDA) are there to help users identify potential differences across platforms. They do not replace or supersede the official rules and description of any prediction market. Users are solely responsible for reviewing and understanding the applicable rules and resolution criteria before placing any trade or bet. If you notice a potential inconsistency, discrepancy, or error in an alert, please report it to our team so we can review and improve the accuracy of our data.

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.

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

This dashboard aggregates prediction market prices for the NBA Rookie of the Year race across Polymarket and Kalshi, letting you monitor how traders are pricing each candidate's chances in real time. Both platforms host the same underlying event but may show different odds due to their distinct user bases, liquidity pools, and trading mechanics. By tracking both venues, you gain a fuller picture of consensus expectations and can spot pricing gaps that may signal opportunity or market uncertainty around top contenders.

Prediction markets and sportsbooks price the same event through different mechanisms. Sportsbooks set odds based on their risk models and aim to balance action on both sides; prediction markets rely on trader consensus, where prices emerge from buy and sell orders. Prediction market odds often reflect longer-term sentiment and can be more responsive to breaking news, while sportsbooks may adjust more cautiously to protect their margins. Neither is inherently more accurate, but comparing both can reveal where smart money is positioning itself.

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. Each platform attracts different trader demographics, operates under distinct regulatory frameworks, and may have varying liquidity depth for individual candidates. Polymarket and Kalshi also differ in fee structures and user experience, which can influence how quickly prices adjust to new information. Temporary divergences are normal and often reflect lag in one market catching up to the other, but persistent gaps may indicate genuine disagreement about a candidate's odds or unequal access to breaking news.

This market resolves around Jul 31, 2027, with the outcome confirmed once the event is verifiable from credible public reporting. The winner will be determined by the official NBA awards announcement at the end of the 2026–27 season. Until that date, prices will fluctuate based on player performance, injuries, team success, and voter sentiment as the season unfolds.

Key catalysts include draft night performance and early-season statistics—strong rookie debuts typically boost odds for top prospects. Injuries to leading candidates can trigger sharp repricing, as can unexpected breakout performances from lower-seeded players. Team success matters too; rookies on playoff teams often gain visibility and voter support. Media narratives, All-Star voting, and end-of-season award voting patterns will all influence trader positioning as the season progresses toward the final announcement.