What does Western Digital do?

WDC · Plain-English company overview

A stock is a share of ownership in a company. Owning one means you own a small piece of that business.

In the company's own words, from Item 1 (Business) of its latest annual report (Form 10-K) filed with the SEC on 2026-08-14.

Western Digital was founded in 1970 and is a Standard & Poor’s 500 (“S&P 500”) company headquartered in San Jose, California. We are a leading developer, manufacturer, and provider of data storage devices and solutions based on hard disk drive (“HDD”) technology. HDDs are critical components in the worldwide data infrastructure market, powering the AI-driven digital economy. HDDs provide reliable, cost-effective, high-capacity storage needs for a wide range of applications, ranging from cloud data centers, enterprise storage systems, edge computing, and smart video to client and consumer devices.

At Western Digital, we believe that data storage provides the strategic foundation for the AI-driven data economy. We focus on designing and building data storage solutions that are intelligent, efficient, and reliable. We execute on this mission through rigorous scientific research, engineering excellence, and deep customer collaboration, so that each product advancement provides value for our customers and shareholders.

Read the full 10-K on SEC.gov →

How did Western Digital's latest earnings compare?

An earnings release is a company's quarterly report of how much money it made. Analysts predict these numbers ahead of time, and the actual results are compared against those predictions.

In the most recent quarter (2026-06-30), Western Digital reported earnings of $3.56 per share. Analysts expected $3.3281 per share, so the company beat expectations.

SEC Filings

Key filings
Annual report (10-K)
The company's big yearly financial report.
2026-08-14
Quarterly report (10-Q)
A financial update covering the last 3 months.
2026-05-01
Material event (8-K)
A heads-up about something important that just happened.
2026-09-14
Most recent filings
SEC filing (ARS)
An official filing with the SEC.
2026-10-05
SEC filing (DEFA14A)
An official filing with the SEC.
2026-10-05
Proxy statement (DEF 14A)
Info for shareholders ahead of a vote.
2026-10-05
Insider trade (4)
An executive or director bought or sold company shares.
2026-09-21
Insider trade (4)
An executive or director bought or sold company shares.
2026-09-21
Insider trade (4)
An executive or director bought or sold company shares.
2026-09-21
Insider trade (4)
An executive or director bought or sold company shares.
2026-09-21
Insider trade (4)
An executive or director bought or sold company shares.
2026-09-21
Insider trade (4)
An executive or director bought or sold company shares.
2026-09-21
Insider trade (4)
An executive or director bought or sold company shares.
2026-09-21
View all filings on SEC.gov →

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Zelothorn provides plain-English summaries drawn from official SEC filings for educational purposes only. It is not financial advice and does not recommend buying or selling any security.