TOTAL VOLUME:
$134.1b
24H VOL:
$133,388,117
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,436,095,462
405,232
Markets across
30,526
events
MATCHED EVENTS:
2,693
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 10, 11:55 AM EST
Kalshi
U.S. commercial crude oil inventories for the week ending September 4, 2026, will be closely monitored by energy analysts and traders. These inventories, which exclude oil held in the Strategic Petroleum Reserve, provide insight into supply conditions and can affect oil prices and policy decisions.
Multiple markets determine if U.S. commercial crude oil inventories for the week ending September 4, 2026, exceed thresholds ranging from 419 to 431 million barrels. The underlying data comes from the U.S. Energy Information Administration (EIA) for the week ending September 4, 2026, specifically the U.S. Commercial Crude Oil (Excl. Lease Stock) inventory level. The EIA reports this statistic in thousand barrels, which is converted directly to millions for market resolution. Each market resolves to Yes if the reported inventory level is strictly above its specified threshold. All markets use the first EIA publication for the week, with subsequent revisions disregarded.
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 broader range of information, including real-time news, geopolitical events, and even anecdotal evidence. Discrepancies can arise from differing assumptions or the market’s ability to rapidly adjust to unexpected developments. It’s common to see this market anticipating changes before they are fully reflected in consensus analyst estimates, offering a potentially valuable alternative viewpoint.
On Kalshi, this market is priced using a continuous double auction, meaning buyers and sellers set the prices through their bids and asks. Contracts are priced between 0 and 100, representing the probability of the event occurring. As more traders participate, the price converges towards a perceived fair value. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price reflects the collective wisdom of the crowd, incorporating diverse perspectives and information. Traders are incentivized to provide accurate predictions, as profitable trades are rewarded.
This market resolves around Sep 16, 2026, with the outcome confirmed once the official US crude oil inventories data for the week ending September 4, 2026, is verifiable from credible public reporting. The final price will reflect whether the actual inventory level falls above or below the levels specified in the contracts offered on Kalshi. Traders will then be paid out or required to pay based on the difference between their contract price and the final outcome, as determined by the official data release.
Several factors could significantly impact this market before Sep 16, 2026. Unexpected geopolitical events in oil-producing regions, changes in OPEC+ production policies, or even significant shifts in global economic growth forecasts could all cause price fluctuations. Major weather events impacting oil infrastructure, such as hurricanes in the Gulf of Mexico, are also potential catalysts. Furthermore, any surprising data releases related to oil demand, such as unexpectedly strong or weak economic indicators, could lead to substantial movement in the US crude oil inventories market.