KLAC vs SNY Comparison

KLA is one of the largest semiconductor wafer fabrication equipment, or WFE, manufacturers in the world. It specializes in the market segment of semiconductor process control, wherein machines inspect semiconductor wafers during research and development and manufacturing for defects and verify precise measurements. In this section of the market, KLA holds a majority share. It also has a small exposure to the etch and deposition segments of the WFE market. It counts as top customers the largest chipmakers in the world, including TSMC and Samsung.

Sanofi develops and markets drugs with a concentration in vaccines, immunology, oncology, cardiovascular disease, diabetes, and over-the-counter treatments. However, the company's decision in late 2019 to pull back from the cardio-metabolic area will likely reduce the firm's footprint in this large therapeutic area. The company offers a diverse array of drugs with its highest revenue generator, Dupixent, representing about 30% of total sales, but profits are shared with Regeneron. Just over 40% of total revenue comes from the United States and 25% from Europe. Emerging markets represent the majority of the remainder of revenue.