The NYSE Euronext Group (NYSE: NYX) and Deutsche Boerse AG are attempting to merge and the London Stock Exchange Group PLC and TMX Group Inc. are also getting together.
The deals are the latest in a consolidation cycle among exchange operators that has accelerated over the past decade. In 2010, Singapore Exchange Ltd. (PINK: SPXCY) agreed to an $8.3 billion takeover of Australia’s ASX Ltd (PINK: ASXF) to create Asia’s fourth-largest stock exchange. And IntercontinentalExchange Inc. (NYSE: ICE) purchased the Britain-based Climate Exchange PLC (PINK: CXCHY) that same year for $597 million…