Investa Commercial Property Fund confirms part-sale of former Morgan Stanley platform. : Investa Commercial Property Fund (ICPF) has confirmed it is selling a 50% of its management platform to Macquarie Capital Real Estate Investments (MREI), casting doubt over a separate bid by Blackstone to take over Investa Office Fund (IOF). As reported last week, Macquarie has been in negotiations to acquire a stake in Investa Office Management Holdings, opening up the possibility of a return to real estate fund management in Australia.