TOTAL VOLUME:
$134.2b
24H VOL:
$134,145,987
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,441,166,947
406,422
Markets across
30,383
events
MATCHED EVENTS:
2,688
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Above 417 million barrels
- Kalshi
Above 417 million barrels - Kalshi
1W
News
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Vol.
·
Resolved Sep 23, 2026
Closed: Sep 23, 10:29 AM EST
Kalshi
These markets track U.S. commercial crude oil inventory levels reported by the Energy Information Administration for a specific week. Outcomes depend on whether inventory figures exceed various thresholds, reflecting supply and demand dynamics in the oil market.
All markets resolve based on the U.S. Energy Information Administration's (EIA) first published report of U.S. commercial crude oil inventories for the week ending Sep 18, 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 in thousand barrels, which is directly converted to millions for comparison. Subsequent revisions to the EIA data do not affect resolution, ensuring consistency based on the initial publication.
Currently, prediction market odds often reflect a different perspective than traditional analyst forecasts. While analysts frequently publish estimates based on economic models and historical data, this market aggregates the wisdom of the crowd. Discrepancies can arise from factors not easily quantifiable in standard models, such as geopolitical events or unexpected supply disruptions. It’s common to see this market price in information before it’s fully reflected in consensus analyst expectations, offering a potentially valuable alternative viewpoint on the likely outcome of the US crude oil inventories report.
On Kalshi, this market is priced using a continuous double auction. Traders buy and sell contracts representing different possible inventory levels. The price of each contract reflects the market's assessment of the probability of that outcome occurring. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders participate and new information becomes available, the prices adjust, providing a dynamic and real-time estimate of expectations. The market’s depth and volume indicate the level of confidence traders have in their predictions, and the price movements can signal shifts in sentiment.
This market resolves around Sep 30, 2026, with the outcome confirmed once the official US crude oil inventories data for the week ending September 18, 2026, is verifiable from credible public reporting. The final settlement will be based on the figures released by the Energy Information Administration (EIA). The market will determine which outcome, based on the reported inventory change, corresponds to the winning contracts. Traders will then be paid out or required to pay based on their positions and the final reported inventory level.
Several signals and events could significantly move this market before resolution. Unexpected geopolitical events in oil-producing regions, such as conflicts or political instability, could impact supply expectations. Major economic data releases, like GDP figures or manufacturing reports, could influence demand forecasts. Furthermore, any significant changes in OPEC+ production policy or announcements from major oil companies regarding output levels could also cause substantial price fluctuations in this market. Finally, even weather patterns, particularly those affecting oil infrastructure, could play a role in shifting trader sentiment.