Deciding whether to sell Applied Materials (AMAT) stock depends heavily on an individual investor's portfolio allocation, tax considerations, and risk profile. While the company maintains stellar profitability, a robust financial health score, and a core position in the semiconductor manufacturing supply chain, some institutional valuation reports note that its shares have traded at significant premiums relative to historical price-to-earnings medians. Investors sitting on massive gains often weigh taking partial profits against the long-term tailwinds of artificial intelligence infrastructure spending, making personal financial goals the ultimate deciding factor.