BLK vs CB Comparison

BlackRock is the largest asset manager in the world, with $13.464 trillion in assets under management at the end of September 2025. Its product mix is diverse, with 55% of managed assets in equity strategies, 24% in fixed income, 9% in multi-asset classes, 7% in money market funds, and 5% in alternatives. Passive strategies account for more than two-thirds of long-term AUM, with the company's ETF platform maintaining a leading market share domestically and on a global basis. Product distribution is weighted more toward institutional clients, which, by our calculations, account for around 80% of AUM. BlackRock is geographically diverse, with clients in more than 100 countries and more than one-third of managed assets coming from investors domiciled outside the US and Canada.

ACE acquired Chubb in the first quarter of 2016 and assumed the Chubb name. The combination made the new Chubb one of the largest domestic property and casualty insurers, with operations in 54 countries spanning commercial and personal P&C insurance, reinsurance, and life insurance.