LRCX vs SKHY Comparison

Lam Research is one of the largest semiconductor wafer fabrication equipment manufacturers in the world. It specializes in deposition and etch, which entail the buildup of layers on a semiconductor and the subsequent selective removal of patterns from each layer. Lam holds the top market share in etch and holds the clear second share in deposition. It is more exposed to memory chipmakers for DRAM and NAND chips. It counts as top customers the largest chipmakers in the world, including TSMC, Samsung, Intel, and Micron.

SK Hynix is a semiconductor memory manufacturer with around 60%-70% of its revenue from DRAM and 30%-35% of its revenue from NAND. The company is both the second-largest DRAM and NAND supplier globally, with a 33% and 21% market share, respectively, as of 2024. SK Hynix increased its market position in NAND from fourth to second, after acquiring Intel's NAND business in 2021. SK Square, an investment management company spun off from SK Telecom, is SK Hynix's largest shareholder and currently holds 20% of the company's shares.