Goldman Sachs Group Inc
The change comes after years of complaints from investors, analysts and others that the bank does not disclose enough information about exactly how it makes money.
Goldman has prepared a 63-page report after an eight-month internal review, the person said. The results of the review are set to be released publicly on Tuesday, he added.
The story was originally reported by the Wall Street Journal.
(Reporting by Dan Wilchins; Editing by Bernard Orr)