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13-week T-bill Futures
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13-Week U.S. Treasury Bill Futures
Underlying Unit One three-month (13-week) U.S. Treasury bill having a face value at maturity of $1,000,000.
Price Quote 100 minus the Treasury bill discount rate for the delivery month (e.g., a 5.25 percent rate equals 94.75).
Tick Size
(minimum fluctuation)		 One-half of one basis point (0.005), or $12.50 per contract.
Contract Months Three serial expirations plus four quarterly expirations in the March, June, September, and December quarterly cycle.
Last Trading Day The business day of the 91-day U.S. Treasury bill auction in the week of the third Wednesday of the delivery month. Trading in expiring contracts closes at 12:00 p.m. on the last trading day.
Final Settlement Expiring contracts are cash settled against the highest discount rate accepted in the U.S. Treasury Department's 91-day U.S. Treasury bill auction in the week of the third Wednesday of the contract month.
Position Limits Current Position Limits
Block Minimum Block Trade Minimums
All or None Minimum All or None Minimums
Rulebook Chapter CME Chapter 451
Trading Hours
(All times listed are Central Time)		 OPEN OUTCRY MON - FRI: 7:20 a.m. - 2:00 p.m.
CME GLOBEX SUN - FRI: 5:00 p.m. - 4:00 p.m.
Ticker Symbol OPEN OUTCRY TB
CME GLOBEX GTB
Exchange Rule These contracts are listed with, and subject to, the rules and regulations of CME.