Brevan Howard Raising Capital for New Mortgage Securities Fund

Brevan Howard Raising Capital for New Mortgage Securities Fund

Chris Ratcliffe/Bloomberg

A sign is displayed on the wall outside outside 55 Baker Street, the building housing the offices of Brevan Howard Asset Management LP, in London. Brevan Howard, which has $36 billion under management, is among a growing list of firms forming hedge funds to invest in assets that plunged last year.