Assets under management: $28 billion
Source: Institutional Investor
Assets under management: $50 billion
Assets under management: $5 billion
Hedge fund: Millennium Partners
Assets under management: $38 billion
Hedge fund: Two Sigma
Assets under management: $51 billion
Hedge fund: Citadel
Assets under management: $30 billion
Hedge fund: Renaissance Technologies
Assets under management: $84 billion