Western Digital Corporation

Western Digital Corporation is a US data storage company headquartered in San Jose, California. Its shares trade on Nasdaq under the ticker WDC, and the company is included in both the S&P 500 and Nasdaq-100 indices. The company's roots go back to 1970. It separated its flash memory business in 2025 under the Sandisk name and moved to a structure focused on hard disk drives.

Western Digital mainly produces high-capacity hard disk drives (HDDs) for data centers and cloud service providers. The Ultrastar brand targets enterprise and cloud storage, the WD Red series serves network-attached storage devices, and the WD Purple series is aimed at security camera recording systems. External drives for individual users also remain in the product range. The company carries out research and development on magnetic recording technologies that raise drive capacity.

Those following Western Digital stock typically watch data center storage demand tied to artificial intelligence infrastructure, hard drive shipments, and the transition to higher-capacity products. On the WDC page at Lzzo.com, the price is presented in US dollars, and the page shows a price chart, technical indicators and the data source.