Is Broadcom Stock Overvalued in October 2025?

Late last year, custom chips were all the buzz, and chipmakers like Broadcom (AVGO) and Marvell Technology (MRVL) were cashing in on the need for high-performance chips tailored to specific uses, such as large language models (LLM) training. This caused the stock to reach high valuations, which weren't sustainable. As we approach the end of 2025, custom chips are about to make a comeback. OpenAI announced a deal with Broadcom for 10 gigawatts of custom AI accelerators. The ChatGPT maker will design the sy ...