As the report points out, there are 46 securities in the portfolio, and if you added them all together — not including the No. 2 holding, Bank of America — they still don’t equal the Apple stake, which proves just how much the big tech names have paced the stock market of late.
Earlier this year, Buffett explained to CNBC how critical the Cupertino, Calif.–based technology behemoth is to Berkshire’s overall performance. “I don’t think of Apple as a stock. I think of it as our third business,” Buffett said, placing the iPhone maker alongside Berkshire’s wholly owned subsidiaries Geico and BNSF. “It’s probably the best business I know in the world.”