Sports

De Minaur Likely to Move Past Norrie at the National Bank Open

A sharp nine-point swing in de Minaur's favor reflects something beyond pre-match expectation — the money has seen enough.

Source: Kalshi market “Norrie vs de Minaur”

Leading outcome at publication Alex de Minaur 74% Leaning · A
24h move at publication ▲ 9.0 pts Alex de Minaur
Traded 24h at publication $8.1M $8.4M all time
Resolves by 2026-08-20
Source markets 28 28 markets · mixed

Alex de Minaur has emerged as a clear favorite to dispatch Cameron Norrie in the Round of 32 at the National Bank Open, with the weight of serious money now backing the Australian to advance. The shift has been decisive and fast, and on volume that dwarfs most other matches on the draw — making this one of the most heavily traded individual contests of the tournament so far.

The repricing toward de Minaur carries the hallmarks of informed movement rather than casual sentiment. On this scale of volume, the people moving money tend to have a concrete basis — recent form, physical condition of the players, surface statistics, or early match signals. Whatever the source of conviction, the cluster of markets surrounding this tournament paints a picture of a draw where outcomes are resolving with unusual clarity: several matches have already produced near-certainty readings, and de Minaur's contest is the most consequential still in motion. At 74%, the money says he is likely to advance, but this is not a foregone conclusion — Norrie retains a meaningful 26% chance, and the calibrated read is one of probability, not predetermination.

Norrie's position in the draw has been difficult. The Briton has struggled for consistency on hard courts this season, and de Minaur's speed and defensive tenacity make him a particularly punishing opponent on a fast surface. De Minaur has also shown a pattern of elevation at home-region tournaments, and the crowd and conditions tend to suit his grinding style. The money appears to have weighed all of this and landed firmly, if not overwhelmingly, in the Australian's corner.

The broader tournament picture reinforces this reading. Several women's matches have resolved with near-certainty, suggesting the draw is thinning in predictable ways — the stronger seeds holding serve, the upsets not materializing at the rate an open field might suggest. A notable cross-venue disagreement on Aryna Sabalenka's tournament prospects — where the deeper market by trading volume sits at a dramatically different figure than its thinner counterpart — is the one live tension in the cluster, a reminder that even well-traded events carry unresolved questions at the top.

For de Minaur, advancing past Norrie would set up a deeper run in a draw that appears to be clearing a path. The money that has poured into this match has not hedged — it has leaned, and leaned hard. If Norrie finds a way through, it would represent one of the more significant upsets the tournament has produced, and would likely reprice the broader men's side of the draw considerably. For now, the signal is unambiguous: de Minaur is the man the money expects to walk off court with the win.

Where the money stood at publication

Alex de Minaur 74% ▲ 9.0
Cameron Norrie 26% ▼ 8.0

Source markets for this story (as of publication)

Norrie vs de Minaur Kalshi · Alex de Minaur 74% · +9.0 24h
Kostyuk vs Keys Kalshi · Marta Kostyuk 99% · +43.0 24h
National Bank Open: Cameron Norrie vs Alex de Minaur Polymarket · National Bank Open: Cameron Norrie vs Alex de Minaur Set 2 Winner 100%
National Bank Open: Marta Kostyuk vs Madison Keys Polymarket · National Bank Open: Marta Kostyuk vs Madison Keys Set 1 O/U 8.5 100% · +38.5 24h
Alexandrova / Dabrowski vs Gauff / McNally Kalshi · Coco Gauff / Caty McNally 93%
2026 Men’s US Open Winner (Tennis) Polymarket · Jannik Sinner 55% · -4.0 24h
National Bank Open: Brandon Nakashima vs Titouan Droguet Polymarket · National Bank Open: Brandon Nakashima vs Titouan Droguet 78%
National Bank Open: Yannick Hanfmann vs Nuno Borges Polymarket · National Bank Open: Yannick Hanfmann vs Nuno Borges Set Handicap +/-1.5 100%
Bartunkova vs Anisimova Kalshi · Amanda Anisimova 65% · -1.0 24h
Nakashima vs Droguet Kalshi · Brandon Nakashima 78%
National Bank Open: Rafael Jodar vs Lorenzo Musetti Polymarket · National Bank Open: Rafael Jodar vs Lorenzo Musetti Set 1 O/U 8.5 74%
Lehecka vs Blockx Kalshi · Jiri Lehecka 67% · +2.0 24h
Jodar vs Musetti Kalshi · Rafael Jodar 56%
Marta Kostyuk vs Madison Keys: Set 2 Winner Kalshi · Marta Kostyuk 98%
Sabalenka vs Zhang Kalshi · Aryna Sabalenka 93% · +1.0 24h
National Bank Open: Aryna Sabalenka vs Shuai Zhang Polymarket · National Bank Open: Aryna Sabalenka vs Shuai Zhang 92%
ATP Montreal Winner Kalshi · Alex de Minaur 12% · +4.0 24h
Draxl / Harper vs Marozsan / Medvedev Kalshi · Liam Draxl / Cleeve Harper 69%
National Bank Open: Jiri Lehecka vs Alexander Blockx Polymarket · National Bank Open: Jiri Lehecka vs Alexander Blockx Set 1 O/U 8.5 82%
Cameron Norrie vs Alex de Minaur: Exact Match Score Kalshi · Alex de Minaur wins 2-1 71%
US Open Men's Singles Winner Kalshi · Jannik Sinner 58%
Cameron Norrie vs Alex de Minaur: Game Spread Kalshi · Alex de Minaur -3.5 games 48%
Tiafoe vs Rinderknech Kalshi · Frances Tiafoe 64% · -6.0 24h
US Open Women's Singles Winner Kalshi · Aryna Sabalenka 24% · -1.0 24h
ATP 1000 Montreal: Winner Polymarket · Jiri Lehecka 45%
2026 Women’s US Open Winner (Tennis) Polymarket · Aryna Sabalenka 28%
National Bank Open: Frances Tiafoe vs Arthur Rinderknech Polymarket · National Bank Open: Frances Tiafoe vs Arthur Rinderknech Set 1 O/U 8.5 84%
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