Affiliated Managers Group acquired Essex Investment Management, a transaction completed in March 1998, structured as cash (terms not disclosed). The deal was a Equity-interest investment.
Essex Investment Management operates in Growth equity, is based in Boston, MA. Essex Investment Management is one of the mid-sized investment management firms in which AMG acquired an equity interest as a founding-era Affiliate (date of investment 1998-03, per AMG's FY2000 Form 10-K). AMG typically acquired a majority or substantial equity interest while the firm's principals retained meaningful ownership and full operating autonomy under AMG's succession-planning partnership structure. Individual deal terms were not disclosed.
Early execution of AMG's founding thesis - providing a succession and liquidity solution to founders of mid-sized boutiques while preserving their independence and aligning them through retained equity.
Advisory firms were not disclosed for this transaction.