Cowen Group has brought in Keith Kurzner and Kyle Solomon as co-heads of institutional options and event driven strategies. Kurzner and Solomon will be responsible for growing the firm's presence in institutional options and launching the event driven strategies group, which will include both equity and options sales and trading. They will be based in New York and report to Tom O'Mara, Cowen's head of institutional derivatives. Kurzner and Solomon have been business partners for 17 years, most recently working at RBC Capital Markets.