Buffett doesn’t just look at stocks; he looks at the companies underneath them. He likes to know what a business does, where its revenue comes from, and why its rivals can’t poach market share. Then he decides whether the stock is trading at a discount. He’s looking for real value. Not only did that strategy make him one of the richest people on the planet, but it has also made Berkshire into a giant conglomerate. In any case, let’s take a closer look at the top three Warren Buffett tech stocks.