Arm posted modest growth in its recent earnings report, but there's a good reason for that.Arm Holdings (ARM -0.61%) has been one of the biggest winners in the artificial intelligence (AI) boom. The company was late to the party, going public in September 2023, nearly a year after ChatGPT launched, but the stock has tripled from its initial public offering (IPO) price.Arm is a semiconductor company, and it makes money by licensing chip designs, typically for CPUs, to companies like Nvidia, and collects roya ...