The report also the enormous potential to invest for impact in public equity markets. According to the report, impact investing in private markets could be as large as $2.1 trillion in assets under management, but only a quarter of that, $505 billion, is clearly measured for its impact, both for development impact and financial returns. The publication includes trends in impact investing, survey results of investor practices, and 32 case stories from signatories to the Operating Principles for Impact Management on how they are implementing them.