Lam Research Corp. R (LAR0.DE) Stock Analysis & Winston Score

Lam Research makes the machines that build computer chips. Chipmakers like Samsung, TSMC, and Intel use Lam's equipment to etch tiny patterns onto silicon wafers and deposit ultra-thin layers of material — two critical steps in manufacturing nearly every modern semiconductor. The company is one of the three largest semiconductor equipment makers in the world, alongside Applied Materials and Tokyo Electron. Lam earns money by selling this specialized equipment to chip factories and then charging for ongoing services, spare parts, and upgrades — a recurring revenue stream that continues long after the initial sale. It operates globally, with major customers across the United States, South Korea, Taiwan, Japan, and China. Its deep technical expertise and the high cost of switching suppliers give it a strong competitive position. The biggest risk the company faces is its significant exposure to China, where export restrictions from the U.S. government could limit future sales and weigh on revenue growth.