Three-Month SOFR

Futures and Options
Globex Code
SR3M5
Last
95.93
Change
-0.03 (-0.03%)
Volume
563,206
Last Updated16 Mar 2025 05:23:07 AM CT.
Market data is delayed by at least 10 minutes

Three-Month SOFR Futures - Contract Specs

Contract Unit
$2,500 x contract-grade IMM Index
Price Quotation
contract-grade IMM Index = 100 minus R 

R = business-day compounded Secured Overnight Financing Rate (SOFR) per annum during contract Reference Quarter

Reference Quarter:  For a given contract, interval from (and including) 3rd Wed of 3rd month preceding delivery month, to (and not including) 3rd Wed of delivery month.
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 four months or less until last day of trading (as defined in Rulebook section 46002.C): 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: 0.0001 IMM Index points
Product Code
CME Globex: SR3
CME ClearPort: SR3
Clearing: SR3
Listed Contracts
Quarterly contracts (Mar, Jun, Sep, Dec) listed for 39 consecutive quarters and the nearest 6 serial contract months
Settlement Method
Financially Settled
Floating Price
Daily transaction-value weighted median interest rate on overnight US Treasury general collateral repurchase transactions, based on data collected by FRBNY from BNY Mellon, the FICC GCF Repo service, and the FICC DVP service.
Termination of Trading
Trading terminates on the business day prior to the 3rd Wednesday of contract delivery month.
Settlement Procedures
Position Limits
Exchange Rulebook
Block Minimum
Price Limit or Circuit
Vendor Codes

CME Group is the world’s leading derivatives marketplace. The company is comprised of four Designated Contract Markets (DCMs). 
Further information on each exchange's rules and product listings can be found by clicking on the links to CME, CBOT, NYMEX and COMEX.

© 2025 CME Group Inc. All rights reserved.