Western Digital Corporation (WDC) SEC Filing (8-K) 2003

Browse all Western Digital Corporation SEC filings, including Annual reports (10-K), Quarterly reports (10-Q), 8-K, proxy statements (DEF 14A), and insider filings (Form 4). Access official documents by filing date, reporting period, and form type. ...more

Last updated: March 17, 2026, 5:32 AM ET

SEC Filings

Date

8-K

Material company events (earnings, M&A, or leadership changes)

Mar 18, 2003 03:08 PM

SC 13G/A

Updated passive ownership disclosure

Aug 6, 2026 10:43 AM

8-K

Material company events (earnings, M&A, or leadership changes)

Aug 5, 2026 04:04 PM

SC 13G/A

Updated passive ownership disclosure

Jul 31, 2026 11:39 AM

4

Insider ownership (buying, selling) activity

Jul 29, 2026 07:32 PM

4

Insider ownership (buying, selling) activity

Jul 29, 2026 07:31 PM

4

Insider ownership (buying, selling) activity

Jul 21, 2026 08:56 PM

4

Insider ownership (buying, selling) activity

Jun 22, 2026 09:15 PM

4

Insider ownership (buying, selling) activity

Jun 22, 2026 09:16 PM

4

Insider ownership (buying, selling) activity

Jun 22, 2026 09:16 PM

4

Insider ownership (buying, selling) activity

Jun 22, 2026 09:16 PM

4

Insider ownership (buying, selling) activity

Jun 22, 2026 09:16 PM

4

Insider ownership (buying, selling) activity

Jun 22, 2026 09:15 PM

4

Insider ownership (buying, selling) activity

Jun 22, 2026 09:16 PM

4

Insider ownership (buying, selling) activity

Jun 22, 2026 09:15 PM

4

Insider ownership (buying, selling) activity

Jun 22, 2026 09:15 PM

4

Insider ownership (buying, selling) activity

Jun 22, 2026 09:15 PM

4

Insider ownership (buying, selling) activity

Jun 22, 2026 09:15 PM

4

Insider ownership (buying, selling) activity

Jun 22, 2026 09:15 PM

4

Insider ownership (buying, selling) activity

Jun 22, 2026 09:16 PM

4

Insider ownership (buying, selling) activity

Jun 22, 2026 09:16 PM

4

Insider ownership (buying, selling) activity

Jun 22, 2026 09:16 PM

8-K

Material company events (earnings, M&A, or leadership changes)

Jun 11, 2026 04:06 PM

4

Insider ownership (buying, selling) activity

Jun 11, 2026 05:47 PM

4

Insider ownership (buying, selling) activity

Jun 11, 2026 05:50 PM

8-K/A

Corrected company event report

Jun 8, 2026 09:00 AM

4

Insider ownership (buying, selling) activity

Jun 5, 2026 06:39 PM

4

Insider ownership (buying, selling) activity

Jun 5, 2026 06:39 PM

4

Insider ownership (buying, selling) activity

Jun 5, 2026 06:58 PM

8-K

Material company events (earnings, M&A, or leadership changes)

Jun 3, 2026 08:00 AM

4

Insider ownership (buying, selling) activity

Jun 2, 2026 05:17 PM

4

Insider ownership (buying, selling) activity

Jun 2, 2026 05:17 PM

SD

Specialized disclosure report (e.g., conflict minerals)

Jun 1, 2026 04:10 PM

4

Insider ownership (buying, selling) activity

May 29, 2026 06:13 PM

8-K

Material company events (earnings, M&A, or leadership changes)

May 28, 2026 09:08 AM

3

Initial disclosure of insider ownership

May 28, 2026 05:08 PM

4

Insider ownership (buying, selling) activity

May 28, 2026 05:09 PM

4

Insider ownership (buying, selling) activity

May 27, 2026 06:41 PM

4

Insider ownership (buying, selling) activity

May 27, 2026 06:41 PM

4

Insider ownership (buying, selling) activity

May 27, 2026 06:41 PM

4

Insider ownership (buying, selling) activity

May 27, 2026 06:41 PM

Western Digital Corporation (Form 8-K) 2003

Current Events / Material company events (earnings, M&A, or leadership changes)

Mar 18, 2003 03:08 PM

Sign in to view report