For the second quarter of 2012, operating income increased to $175m, compared to $158m for the same period in the previous year.
Total net cash equity trading revenues decreased to $52m in the quarter while total net derivative trading and clearing revenues were $70m.
Access and Broker Services revenues increased $7m to $66m in the quarter while total market data revenues were $90m.
NASDAQ OMX CEO Robert Greifeld said that the second quarter saw a continuation of growth in the company’s recurring and subscription-based businesses.
"Strong growth in our Global Market Data, Access Services and Global Index businesses offset continued weak trends in our transaction-based businesses," Greifeld said.