Open interest reached 177,176 on May 2, surpassing the previous record of 140,965 contracts outstanding on April 30, 2003. Additionally, the contract on May 2 marked a 45,211-contract increase in open interest from May 1.
The CBOT's Fed Funds futures contract also set a daily open auction volume record of 87,525 contracts traded on May 2, breaking the previous record of 83,826 contracts set March 17, 2003.