Underdog's prediction market growth is one of the drivers of newly released user activity and revenue information.

Reports show that Underdog's in-house UDX exchange recorded a reported $1.2 million in July 27 trading volume.

July 30 : Britain's IG Group said on Thursday it has agreed to acquire U.S. daily fantasy sports and prediction markets operator Underdog for up to $1.3 billion, deepening its…