This excerpt taken from the C 10-Q filed Aug 1, 2008.
Issuance of Preferred and Common Stock
In the second quarter of 2008, Citigroup raised $8.0 billion of capital through public offerings of preferred stock and sold approximately $4.9 billion of common stock. The Company has raised $32.3 billion in equity capital during 2008. See Note 13 on page 93 for further information.