2026 Men’s US Open Winner (Tennis)

$26.4M Vol
Nov 1, 2026
Active
Probability Trend
Casper Ruud 0.1%

Core Summary

According to the latest prediction market data for the query “2026 Men’s US Open Winner (Tennis)”, traders have formed a strong consensus.

Currently, Casper Ruud is dominating the market with an overwhelming 0.1% chance of winning. The betting volume for this specific market has already reached $26.4M, reflecting intense industry interest.

Breakdown of Competitive Tiers

To better assess where each potential outcome stands, the market can be segmented into three distinct trading tiers based on implied probability and contract pricing:

🥇 Tier 1: The Dominant Leader

  • Casper Ruud (0.1%): Currently commanding the highest probability, Casper Ruud is heavily favored by the order book. Traders looking to back this outcome face a “Buy Yes” contract price of 0¢, signaling a high degree of market conviction. This contract alone has generated $308.3K in volume.

Comprehensive Order Book & Pricing Dashboard

The table below outlines the full breakdown of contract prices, probabilities, and market depth for all listed outcomes in this prediction pool:

RankPredicted OutcomeWin ProbabilityTrading VolumeBuy Yes (Cost)Buy No (Cost)
1Casper Ruud0.1%$308.3K0¢100¢

Result Rules

The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026.

This market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament.

If at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”.

If the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”.

The primary resolution source will be official information from the U.S. Open (https://www.usopen.org/index.html); however, a consensus of credible reporting may also be used.

AI Valuation Analysis: Finding Market Mispricings & EV Gaps

While human consensus and speculative volume shape the broader prediction market, our quantitative algorithms offer a data-driven counter-perspective. By analyzing fundamental signals, underlying trends and historical distributions, our AI Valuation model calculates an independent “Fair Value” probability for each outcome.

Comparing this Fair Value against the current Trade Value uncovers major disparities — known as the Expected Value (EV) Gap. Contracts with a positive EV Gap represent statistically underpriced outcomes, whereas a negative EV Gap flags a potential market overreaction.

Top AI Alpha & Mispriced Arbitrage Opportunities

Based on the latest data model run, several key contracts stand out with significant deviations:

  • The Best Value Play (Highest EV) Our model identifies Casper Ruud as the premium value opportunity on the board. While the market only assigns it a 0.1% trading probability, our AI’s Fair Value assessment sits at 72.4% — yielding an impressive +72.3% EV Gap.
MarketTrade ValueFair ValueEV Gap
Casper RuudBest EV0.1%72.4%+72.3%

Trade Activities

Here is the trade activities for this event.

Sep 24, 2026

  • 08:09 AM
    0X0x9e3ed7b661a903fc97afcf49e0f014ebe869f882-1783406009396
    $0.00

    Bought 1940 Yes for Will Casper Ruud win the 2026 Men's US Open? at 0

Sep 14, 2026

  • 05:14 PM
    ——
    $0.00

    Bought 1000 Yes for Will Casper Ruud win the 2026 Men's US Open? at 0

  • 04:44 PM
    0X0x6bd2671189761274417e66D1F6a834ecdBb695f6-1761995156221
    $200.00

    Sold 200 No for Will Casper Ruud win the 2026 Men's US Open? at 1

  • 04:14 AM
    0X0x82c5C95Aae4741AC160F3771393cfDF8DF7aA96f-1773525401054
    $0.00

    Bought 11000 Yes for Will Casper Ruud win the 2026 Men's US Open? at 0

  • 01:53 AM
    KEKelvinML
    $0.00

    Bought 1000 Yes for Will Casper Ruud win the 2026 Men's US Open? at 0

Sep 13, 2026

  • 02:55 AM
    0X0x6bd2671189761274417e66D1F6a834ecdBb695f6-1761995156221
    $300.00

    Sold 300 No for Will Casper Ruud win the 2026 Men's US Open? at 1

Sep 12, 2026

  • 01:41 PM
    ——
    $0.00

    Bought 1000 Yes for Will Casper Ruud win the 2026 Men's US Open? at 0

Sep 11, 2026

  • 04:18 PM
    DAdavt
    $0.00

    Bought 500 Yes for Will Casper Ruud win the 2026 Men's US Open? at 0

  • 01:54 PM
    ——
    $0.00

    Bought 500 Yes for Will Casper Ruud win the 2026 Men's US Open? at 0

  • 09:16 AM
    0X0x90FF003f5BF208004560358a8d5D89c51dcb619C-1773347479132
    $0.00

    Bought 1000 Yes for Will Casper Ruud win the 2026 Men's US Open? at 0

  • 08:54 AM
    0X0x5Da62dfAccc796e8033076D15FA5B54677500804-1772250637430
    $0.00

    Bought 3000 Yes for Will Casper Ruud win the 2026 Men's US Open? at 0

  • 04:27 AM
    ——
    $0.00

    Bought 1000 Yes for Will Casper Ruud win the 2026 Men's US Open? at 0

Whales Wallets That Are Betting on This Event

A51
0xa5ef…2966
Event PnL
+$2,659,170.09
Volume
$2,659,170.09
Positions
No
ND2
ndb1
Event PnL
+$0.00
Volume
$2,040,614.29
Positions
Yes
9E3
0x9e3e…9396
Event PnL
+$0.00
Volume
$260,180.00
Positions
Yes
MI4
mikesports
Event PnL
-$3,736.03
Volume
$188,089.91
Positions
Yes
E45
e46m3
Event PnL
+$0.00
Volume
$18,072.07
Positions
Yes
HJ6
Hjklm
Event PnL
-$164.40
Volume
$12,174.18
Positions
Yes
BI7
Bigggggggg
Event PnL
-$233.37
Volume
$11,474.03
Positions
Yes
D78
0xD717…4493
Event PnL
+$0.00
Volume
$11,077.00
Positions
Yes

Frequently Asked Questions

What is the current market consensus on "2026 Men’s US Open Winner (Tennis)"?

As of the latest update, Casper Ruud leads the field as the frontrunner with a 0.1% win probability. Total trading volume for this pool has reached $26.4M, indicating deep liquidity and high trader engagement.

How does the AI Fair Value differ from the live Market Trade Value?

The live Market Trade Value reflects public sentiment, order-book momentum and speculative capital. Our AI Fair Value is computed independently with quantitative models that strip out hype to focus on underlying data. When the two diverge, it creates an EV Gap, flagging where the market may be mispricing an outcome.

Which outcome represents the highest Expected Value (EV) right now?

Our latest run flags Casper Ruud as the most significant mispricing. While the market trades it at a 0.1% implied probability, our AI calculates a Fair Value of 72.4% — an Expected Value gap of +72.3%, making it the premium value play in this pool.

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