CME Group, the world's leading and most diverse derivatives marketplace, reached average daily volume (ADV) of 24.3 million contracts during August 2019, up 53% from August 2018 and the second-highest monthly ADV on record. During a month that historically sees lower average daily volumes, August 2019 was the company's best August ever. Open interest (OI) at the end of August was 139 million contracts, up 21% from year-end 2018 and up 14% from August 2018. Equity Index volume averaged 5 million contracts per day in August 2019, up 109% from August 2018 and the third-highest monthly ADV on record. Highlights include: ... (full story)