Predictions today · Tennis
James McCabe vs Rei Sakamoto result
November 3, 2026 · 02:00 UTC · Tennis · ATP
James McCabe vs Rei Sakamoto — tennis, ATP. Kickoff November 3, 2026, 02:00 UTC. Below: the market odds, how much the biggest Polymarket players have put on this match and where. PrognosX tracks big sports bets by smart wallets and shows every result, losses included.
Chance = market price; odds = 1 / price.
$320 · 3 wallets
Most of it is on Rei Sakamoto to win: $205.
Teams: James McCabe · Rei Sakamoto
Match preview
The Polymarket market makes Rei Sakamoto the favourite: 50% chance, odds 1.98. Odds: James McCabe — 2.02, Rei Sakamoto — 1.98. In the last 24 hours the chance of James McCabe went up from 22% to 50% (odds 4.55 → 2.02): the market believes in it more. The chances add up to 100%: the market margin is about 0.0% (bookmakers usually take 4–8%). Over 30 days, big pre-game bets by tracked whales in ATP: 81, 46 won (57%). $10 on each would be −$62 after fees. Copying every whale is not a strategy — that is why PrognosX picks Smart whales (they beat the closing line).
Questions about the match
For many matches: Pinnacle's fair odds next to Polymarket — where Polymarket pays more, and where whales bet into that value. Compare plans
Who will win James McCabe vs Rei Sakamoto?
By market prices on Polymarket, Rei Sakamoto is the favourite with a 50% chance. That is the crowd's estimate, not a guarantee.
What are the odds for James McCabe vs Rei Sakamoto?
James McCabe — 2.02, Rei Sakamoto — 1.98 (decimal odds = 1 / Polymarket price). They change until kickoff.
Where do the whales bet on James McCabe vs Rei Sakamoto?
Tracked big wallets have put $320 on this match (3 wallets). The side is shown above.
How have the odds for James McCabe vs Rei Sakamoto changed?
In the last 24 hours the chance of James McCabe went up from 22% to 50% (odds 4.55 → 2.02): the market believes in it more.
Do whales win in ATP?
Over 30 days, big pre-game bets by tracked whales in ATP: 81, 46 won (57%). $10 on each would be −$62 after fees. Copying every whale is not a strategy — that is why PrognosX picks Smart whales (they beat the closing line).
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How we make this page
Odds are live Polymarket prices (1 / price). Whale money is real on-chain bets by tracked wallets — every one can be checked. Which side they took is shown after kickoff. Before the game — in the app. We show losses too: how we tested 634,000 whale bets · daily predictions.
Updated 06:58 UTC. 18+. Not betting advice.
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