Ross, formerly a share broker, managed funds on behalf of 900 privately wealthy individuals, with management fees averaging $4.4 million a year paid in each of the last three years.
The PwC investigation found inadequate record-keeping and has been unable to source much of the documentary evidence for trading and investment holdings that it needs to complete a full picture of what looks to have the characteristics of a Ponzi-style scheme, where investors were paid out at least in part using other investors' funds.
The Ross group's database purports to show investments worth $449.6 million, of which $152.4 million is said to be held in Australian investments, another $136.1 million in Canada, some $156.4 million in the US, $3.8 million in New Zealand, and $943,332 elsewhere. Of this, some $437.6 million was held by a Ross group subsidiary, Bevis Marks.
However, assets worth just $10.2 million, and $200,000 in cash deposits, had been identified in the receivers' initial searches, which they described as a matter of "considerable concern.'