With 2017 pre-tax profits of $1.97 billion and total client assets of $1.26 trillion J.P Morgan can probably claim, with some justification, to be one of the one of the world’s leading wealth managers.

J.P Morgan, or J.P Morgan Chase doesn’t break out its private banking or wealth management earnings and profits in its quarterly earnings statements or the press releases that accompany them. These are consolidated with the earnings from its asset management division.

But it does provide a “Financial Supplement” which, in addition to providing data on revenues, client assets and assets under management...