TOTAL VOLUME:
$154.4b
24H VOL:
$245,801,863
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,902,097,102
417,059
Markets across
40,178
events
MATCHED EVENTS:
4,415
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 21, 10:29 AM EST
Kalshi
This event tracks U.S. commercial crude oil inventory levels for a specific week, focusing on whether stocks exceed various thresholds. The data comes from an official government report, providing insight into supply conditions and market dynamics for that period.
All markets resolve based on the U.S. Energy Information Administration's (EIA) first published report of commercial crude oil inventories for the week ending October 16, 2026, excluding Strategic Petroleum Reserve holdings. Each market has a specific threshold in millions of barrels; if the reported inventory level is strictly above that threshold, the market resolves to Yes. The EIA reports inventory levels in thousand barrels, which are directly converted to millions for comparison. Only the initial publication matters—subsequent revisions do not alter the outcome. Thresholds range incrementally from 410 to 422 million barrels across the markets.
Currently, prediction market odds often reflect a different perspective than traditional analyst forecasts. While analysts frequently rely on economic models and historical data, this market incorporates a wider range of information and real-time sentiment. It’s common to see discrepancies between the two, as traders can factor in unforeseen events or subtle shifts in market dynamics that may not be immediately captured by standard analytical methods. This difference can be particularly noticeable during periods of high uncertainty or volatility in the energy sector, providing a unique insight beyond standard predictions.
On Kalshi, this market is priced using a continuous double auction, meaning traders buy and sell contracts representing different possible outcomes for the US crude oil inventories. The price of each contract reflects the market’s collective assessment of its probability. As more traders participate, the prices adjust to reflect new information and changing expectations. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Price movements are driven by supply and demand; if more traders believe inventories will increase, the price of contracts representing that outcome will rise, and vice versa. This dynamic pricing mechanism allows for a fluid and responsive market.
This market resolves around Oct 28, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The final price will reflect the actual change in US crude oil inventories as reported by the Energy Information Administration (EIA) for the week ending October 16, 2026. Traders who correctly predicted the outcome will receive a payout based on the final market price and their initial investment. The resolution process ensures a transparent and objective determination of the market’s outcome, based on official data.
Several signals or events could significantly move this market before Oct 28, 2026. Unexpected geopolitical events in oil-producing regions, changes in OPEC+ production policies, or surprising economic data releases impacting demand could all influence trader sentiment. Additionally, major weather events, such as hurricanes disrupting oil infrastructure in the Gulf of Mexico, could also cause substantial price fluctuations. Even shifts in broader financial market conditions, like changes in the US dollar’s strength or overall risk appetite, could impact trading activity and ultimately the price of contracts in this market.