London-based Insight Investment Management, one of the U.K.’s largest investment managers, oversees a $6.29 billion hedge fund that has grown thanks in part to a strategic relationship. New York-based BNY Mellon Asset Management bought IIM in 2009 in an effort to expand its presence in the U.K. In return, IIM, which maintains full autonomy over its funds, has benefitted from the bank’s global distribution platform, which spans 35 countries. IIM, dedicated to tailoring portfolios and funds to individual investor preferences, now manages more than £362.5 billion…
