Oklahoma City Thunder (-10.5) Spread Market Sees 51% Odds Drop in Last 6 Hours

The probability for the Oklahoma City Thunder covering a -10.5 point spread has fallen sharply by 51.45% in the past 6 hours, dropping from 0.0004 to 0.0005.

Published Wed, 20 May 2026 01:05:16 GMT

Current probability
0.1%
Change 24h
-53.5 pts
Change 7d
-53.5 pts
Volume 24h
$0
Trades 24h
0
Resolves
2026-05-12
Oklahoma City Thunder (-10.5) Spread Market Sees 51% Odds Drop in Last 6 HoursSports · Odds Shock25%50%75%Trigger2026-05-112026-05-12

Data Snapshot: Significant Decline in Thunder Spread Probability

The market regarding the Oklahoma City Thunder covering a -10.5 point spread has experienced a notable price shock over the last six hours. Data indicates that the probability associated with this outcome has decreased by 51.45%, moving from an unspecified prior value to a current probability of 0.0005. The `windowLabel` of '6h' suggests this significant shift occurred within this recent timeframe.

Over the past 24 hours and 7 days, the market has shown a consistent downward trend, with the `changePct24h` and `changePct7d` both indicating a decrease of -53.45%. This suggests a sustained negative sentiment or adjustment in perceived probability for the Thunder covering the specified spread over a longer period. Critically, the `volume24h`, `trades24h`, and `whales24h` are all reported at zero, indicating no transaction activity in the last 24 hours. This lack of trading volume during a period of substantial probability change warrants observation.

The market is set to resolve on May 12, 2026, at 02:30:00 UTC. As of the data captured, the market has not been resolved.

What to Watch Next

Given the sharp decline in probability and the concurrent zero trading volume, market participants should closely monitor for any new information that may have triggered this "odds shock." The absence of trading activity suggests the probabilistic shift might be driven by algorithmic adjustments, external data feeds, or a period of low participant engagement, rather than active buying or selling. Any subsequent trading volume or news related to the NBA and the specified teams could provide further context for this market's movement. Observing whether the probability stabilizes, continues its decline, or reverses in the coming hours will be key.

Understanding Prediction Markets

Polymarket operates on a prediction market model where probabilities reflect the collective belief of traders about the likelihood of a specific event occurring. The probability is represented as a number between 0 and 1 (or 0% and 100%). A probability of 0.50, for example, indicates a 50% belief that the event will happen. When a market shows a probability of 0.0005, it signifies a 0.05% belief in that outcome. These probabilities are dynamic and can change based on new information, market sentiment, and trading activity. Changes in probability, especially rapid ones like the one observed, can indicate shifts in market expectations of future outcomes. A significant drop in probability, as seen here, suggests that traders, or the underlying data feeding the market, now perceive the event as less likely than before.

Frequently asked

What does the 'Thunder (-10.5 Spread)' market mean?
This market assesses the probability of the Oklahoma City Thunder team winning a basketball game by more than 10.5 points.
Why did the probability for the Thunder spread drop so sharply?
The provided data shows a 51.45% decrease in probability over 6 hours, but no specific cause is listed. Zero trading volume in the last 24 hours suggests the shift may not be due to active trading.
How are probabilities calculated on Polymarket?
Probabilities on Polymarket are determined by the trading activity and collective belief of market participants, reflecting the perceived likelihood of an event occurring.

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