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Stade Rennais wins priced at 1.0% on Kalshi, down 40.0 points, on $847K traded

PredictionBubbles' sports board, fresh on its Oct. 30, 19:57 UTC crawl at 545 open markets with $756.6M traded, lists the Stade Rennais contract as its biggest downward…

Stade Rennais contract falls sharply

The Stade Rennais win contract on Kalshi was priced at a 1.0% market-implied probability, down 40.0 percentage points over 24 hours, with $847K traded, according to PredictionBubbles. The sports-market tracker listed it as the board’s largest downward mover.

The supplied Oct. 30, 2026 snapshot, published at 3:54 PM ET, references a crawl at 19:57 UTC covering 545 open markets and $756.6M in traded volume. The material does not identify the Stade Rennais fixture, its resolution deadline or a specific reason for the decline.

A snapshot, not a result

PredictionBubbles aggregates exchange prices from Kalshi and Polymarket, refreshing its data every 15 minutes. Its movement rankings measure absolute probability changes over the preceding 24 hours, while its volume rankings measure total trading activity.

The supplied page also contains a different board count: 550 open sports markets, comprising 220 from Kalshi and 330 from Polymarket. That differs from the 545-market crawl referenced in the summary; the material does not reconcile the two counts.

According to PredictionBubbles, the most-traded open sports contract at the page’s last refresh concerned whether Shakhtar Donetsk would win the 2026-27 UEFA Champions League Championship, with $37.6M traded on Polymarket. That volume ranking is separate from the movement ranking led on the downside by Stade Rennais.

What it means for prediction markets

  • Price is not resolution: The 1.0% reading reflects traders’ pricing of the Stade Rennais outcome, not confirmation of a match result.
  • Volume and movement measure different things: The $847K is total traded volume, not necessarily the amount exchanged during the 40.0-point decline.
  • The catalyst remains unspecified: Without the fixture, contract wording or event updates, the supplied material does not establish what drove the repricing.
  • Timing and terms matter: The tracker refreshes every 15 minutes, and related contracts across Kalshi and Polymarket can have different wording and resolution rules.
PredictionMarketsKalshi

Sources & attribution

  1. [1]Predictionbubbles (predictionbubbles.net)https://predictionbubbles.net/markets/sports/

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