The Canada Pension Plan Investment Board (CPPIB) invested C$9.5 billion ($9.6 billion) in infrastructure during the latest quarter ending June 30, 2011. That is close to a 36 percent increase compared with the C$6.1 billion ($6.24 billion) it invested during the previous quarter. Infrastructure now accounts for 6.2 percent of CPPIB’s C$153.2 billion ($156.8 billion) portfolio. The increase included the acquisition of a 24.1 percent stake in the Norwegian gas transportation business Gassled, which was made with the insurer Allianz Capital and sovereign wealth fund Abu Dhabi Investment Authority. CPPIB earned returns of 13.3 percent from infrastructure during its past fiscal year, although it declined to specify what returns it had earned during the first quarter o