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United States Oil Fund

United States Oil Fund, LP

The United States Oil Fund, LP (USO) is an exchange-traded fund that invests in oil futures contracts traded on regulated futures exchanges. Its objective is to reflect the daily changes in percentage terms of the spot price of light, sweet crude oil delivered to Cushing, Oklahoma, as measured by a specified short-term futures contract.

How to buy United States Oil Fund on Grow →

Trading hours

The following are when you can trade United States Oil Fund in Grow (24/5).

SessionHours (ET)Tradeable
Pre-market4:00 AM–9:30 AM ET
Regular9:30 AM–4:00 PM ET
After-hours4:00 PM–8:00 PM ET
Overnight8:00 PM–4:00 AM ET (next day)

Excludes US market holidays.


United States Oil Fund is a dShare that is backed 1:1 by the underlying security held at a licensed custodian. Learn more
United States Oil Fund | Grow