A stock rising over 100% in nine months certainly raises eyebrows. People automatically associate such tickers with words like “overvalued,” “running ahead of its fundamentals,” and even an outright “bull trap.” CNBC financial commentator Josh Brown's opinion does make sense when considered in isolation. But none of those usual terms apply to Advanced Micro Devices (AMD), a company that continues to rise amid the artificial intelligence (AI) spending spree, including by OpenAI. It may seem that AMD has ri ...