WLK vs PKG Comparison

Westlake Corp is a vertically integrated international manufacturer and marketer of both housing and infrastructure products and performance and essential materials that are designed to enhance the lives of people every day. Its Performance and Essential Materials segment offers a wide range of essential building blocks for making products utilized in everyday living, including olefins, vinyl chemicals, polyethylene, and epoxies. Its Housing and Infrastructure Products segment produces key finished goods for building products, pipe and fittings, and international compounds businesses.

Packaging Corp. of America is the third-largest containerboard and corrugated packaging manufacturer in the United States. It produces over 5 million tons of containerboard annually. The company's share of the domestic containerboard market is roughly 10%. PCA differentiates itself from larger competitors by focusing on smaller customers and operating with a high degree of flexibility.