U.S. T-Bill

Futures
Globex Code
TBF3M5
Last
95.99
Change
-0.025 (-0.03%)
Volume
3,599
Last Updated16 Mar 2025 05:32:27 AM CT.
Market data is delayed by at least 10 minutes

U.S. T-Bill Futures - Contract Specs

Contract Unit
$2,500 x contract-grade IMM Index
Price Quotation
100 - R (where R=discount rate of the 13-week U.S. Treasury Bill Auction)
Trading Hours
CME Globex:
Sunday - Friday 5:00 p.m. - 4:00 p.m. (6:00 p.m. - 5:00 p.m. ET) with a 60-minute break each day beginning at 4:00 p.m. (5:00 p.m. ET)
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
All contract months with one month or less until last day of trading (as defined in Rulebook section 45702.G): 0.0025 IMM Index points (¼ basis point per annum) = $6.25 

All other contract months: 0.005 IMM Index points (½ basis point per annum) = $12.50

Min Final Settle Fluctuation: 0.001 IMM Index points
Product Code
CME Globex: TBF3
CME ClearPort: TBF3
Clearing: TBF3
Listed Contracts
Quarterly contracts (Mar, Jun, Sep, Dec) listed for 4 consecutive quarters and the nearest 2 serial contract months
Settlement Method
Financially Settled
Floating Price
13-week T-Bill yield
Termination of Trading
Trading terminates on the Monday prior to the 3rd Wednesday of contract month. If Monday is not a business day, then trading terminates on the next immediate business day.
Settlement Procedures
Position Limits
Exchange Rulebook
Block Minimum
Price Limit or Circuit
Vendor Codes

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