Credit Suisse First Boston has raised €2.66bn ($3.23m) this week after acting as bookrunner on four initial public offerings.

Today, the bank acted as joint bookrunner on the flotation of Kazakhyms, the Kazakhstan copper producer, which priced shares for its London flotation at 540p last night, the top of its range. It is the first primary listing of a Kazakh company on the London Stock Exchange.