Chicago SRW Wheat

Futures and Options
Globex Code
ZWK5
Last
557'0
Change
-5'4 (-0.98%)
Volume
57,659
Last Updated16 Mar 2025 05:23:03 AM CT.
Market data is delayed by at least 10 minutes

Chicago SRW Wheat Futures - Contract Specs

Contract Unit
5,000 bushels (~ 136 metric tons)
Price Quotation
U.S. cents per bushel
Trading Hours
CME Globex:
Sunday - Friday: 7:00 p.m. - 7:45 a.m. CT and Monday - Friday: 8:30 a.m. - 1:20 p.m. CT

TAS: Sunday - Friday 7:00 p.m. - 7:45 a.m. and ​Monday - Friday 8:30 a.m. - 1:15 p.m. CT
CME ClearPort:
Sunday 5:00 p.m. - Friday 5:45 p.m. CT with no reporting Monday - Thursday from 5:45 p.m. - 6:00 p.m. CT
Minimum Price Fluctuation
1/4 of one cent (0.0025) per bushel = $12.50
Product Code
CME Globex: ZW
CME ClearPort: W
Clearing: W
TAS: ZWT
Listed Contracts
15 monthly contracts of Mar, May, Jul, Sep, Dec listed annually following the termination of trading in the July contract of the current year. 
Settlement Method
Deliverable
Termination of Trading
Trading terminates on the business day prior to the 15th day of the contract month.
TAM or TAS Rules
Trading at Settlement (TAS) is subject to the requirements of Rule 524.A. TAS trades off a "Base Price" of zero (equal to the daily settlement price) to create a differential versus the daily settlement price in the underlying futures contract month. The TAS clearing price equals the daily settlement price of the underlying futures contract month plus or minus the TAS transaction price.

TAS Table
Settlement Procedures
Position Limits
Exchange Rulebook
Block Minimum
Price Limit or Circuit
Vendor Codes
Last Delivery Date
Second business day following the last trading day of the delivery month.
Grade and Quality
#2 Soft Red Winter at contract price, #1 Soft Red Winter at a 3 cent premium, other deliverable grades listed in Rule 14104.

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