Berkshire Hathaway Inc. (BRK-B) vs Johnson & Johnson (JNJ)

Berkshire Hathaway Inc. is a publicly traded diversified holding company with major businesses and investments across insurance, freight rail, energy, manufacturing, retail, and financial assets. Its shares give investors exposure to the operating performance of its subsidiaries as well as the value of its large public-equity portfolio. The company's performance is influenced by insurance underwriting results, investment returns, economic activity, interest rates, capital allocation, and broader market conditions.

Johnson & Johnson is the world’s largest and most diversified healthcare company. Its operations are organized into two segments: Innovative Medicine and MedTech, which together account for all revenue following the 2023 separation of its consumer health business, Kenvue. After restructurings completed in 2023 and 2024, the pharmaceutical segment is focused on three core therapeutic areas: immunology, oncology, and neurology. From a geographic perspective, slightly more than half of the company’s total revenue comes from the United States.