BLK vs C Comparison

BlackRock is the largest asset manager in the world, with $11.584 trillion in assets under management at the end of March 2025. Its product mix is diverse, with 53% of managed assets in equity strategies, 26% in fixed income, 9% in multi-asset classes, 8% in money market funds, and 4% in alternatives. Passive strategies account for 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.

Citigroup is a global financial-services company doing business in more than 100 countries and jurisdictions. Citigroup's operations are organized into five primary segments: services, markets, banking, US personal banking, and wealth management. The bank's primary services include cross-border banking needs for multinational corporates, investment banking and trading, and credit card services in the United States.