Effective as of March 19, 2020 and until further notice, NYMEX increased the dynamic circuit breakers of CL, QM, WS, BZ and all Associated Products. See SER 8566 for additional information.

Contract Unit 1,000 barrels
Price Quotation U.S. dollars and cents per barrel
Trading Hours Sunday - Friday 6:00 p.m. - 5:00 p.m. (5:00 p.m. - 4:00 p.m. CT) with a 60-minute break each day beginning at 5:00 p.m. (4:00 p.m. CT)
Minimum Price Fluctuation 0.01 per barrel = $10.00
Product Code CME Globex: WS
CME ClearPort: WS
Clearing: WS
Listed Contracts Monthly contracts listed for the current year and the next 5 calendar years and Jun and Dec contract months for 3 additional years. Add consecutive monthly contracts for a new calendar year and additional Jun and Dec contract months following the termination of trading in the December contrat of the current year.
Settlement Method Financially Settled
Floating Price The Floating Price is equal to the NYMEX Light Sweet Crude Oil Futures 1st nearby contract settlement price on the penultimate trading day for the delivery month.
Termination Of Trading Trading terminates 4 business days prior to the 25th calendar day of the month prior to the contract month (1 business day prior to the termination of trading in Light Sweet Crude Oil Futures).
Position Limits NYMEX Position Limits
Exchange Rulebook NYMEX 691
Block Minimum Block Minimum Thresholds
Price Limit Or Circuit Price Limits
Vendor Codes Quote Vendor Symbols Listing