BSX vs BLK Comparison

Boston Scientific produces less invasive medical devices that are inserted into the human body through small openings or cuts. It manufactures products for use in angioplasty, blood clot filtration, kidney stone management, cardiac rhythm management, catheter-directed ultrasound imaging, upper gastrointestinal tract diagnostics, interventional oncology, neuromodulation for chronic pain, and treatment of incontinence. The firm markets its devices to healthcare professionals and institutions globally. Foreign sales account for nearly half of the firm's total sales.

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.