OTC Clearing saw impressive momentum in August, with notional outstanding volumes jumping by 24 percent compared to August 2024. Total volumes climbed to EUR 45,049 billion, up from EUR 36,321 billion a year earlier. Leading the charge were overnight index swaps, which surged by 49 percent to EUR 5,865 billion. Interest rate swaps also played a major role, posting a solid 26 percent increase to EUR 19,432 billion.