What it is
In the semiconductor industry, a capex cycle involves significant investments by chipmakers in new fabs, manufacturing equipment, and research and development to expand production capacity or upgrade technology. These investments are driven by anticipated demand for chips. After a period of high spending, often leading to increased supply, the cycle typically enters a phase of lower capital expenditure as companies digest capacity, or demand softens, leading to an inventory correction.
Capex cycles are a fundamental aspect of the semiconductor industry, directly influencing the financial performance of equipment manufacturers, foundries, and memory chip producers. Market analysts closely track capex announcements and spending trends from major players like TSMC, Samsung, Intel, and Micron. Shifts in the capex cycle can signal future supply gluts or shortages, impacting chip prices, company revenues, and investor sentiment across the entire semiconductor ecosystem.
Why it matters
Capex cycles dictate future chip supply and demand. Understanding them helps anticipate changes in chip prices, availability, and the financial health of chipmakers.
Reviewed under editorial standardsUpdated September 26, 2026Not investment advice