WDC · CIK 0000106040
WESTERN DIGITAL CORP (WDC) SEC Filings
Browse 3115 SEC filings for WESTERN DIGITAL CORP, covering Jan 5, 1994 through Jun 22, 2026, organized by filing purpose with direct links to the original EDGAR documents.
Indexed filings
3,115
Filed in the last 12 months
232
History covered
1994–2026
Latest filing
4
Latest important filings
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Latest annual report
10-K
Annual report · Aug 14, 2025
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10-Q
Quarterly report · May 1, 2026
Open original filingLatest company update
8-K
Other material event · Jun 11, 2026
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50 filings
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| Form | Description | Period ended | Filed |
|---|---|---|---|
| 4 | PRIMARY DOCUMENT | Jun 17, 2026 | Jun 22, 2026 |
| 4 | PRIMARY DOCUMENT | Jun 17, 2026 | Jun 22, 2026 |
| 4 | PRIMARY DOCUMENT | Jun 17, 2026 | Jun 22, 2026 |
| 4 | PRIMARY DOCUMENT | Jun 17, 2026 | Jun 22, 2026 |
| 4 | PRIMARY DOCUMENT | Jun 17, 2026 | Jun 22, 2026 |
| 4 | PRIMARY DOCUMENT | Jun 17, 2026 | Jun 22, 2026 |
| 4 | PRIMARY DOCUMENT | Jun 17, 2026 | Jun 22, 2026 |
| 4 | PRIMARY DOCUMENT | Jun 17, 2026 | Jun 22, 2026 |
| 4 | PRIMARY DOCUMENT | Jun 17, 2026 | Jun 22, 2026 |
| 4 | PRIMARY DOCUMENT | Jun 17, 2026 | Jun 22, 2026 |
| 4 | PRIMARY DOCUMENT | Jun 17, 2026 | Jun 22, 2026 |
| 4 | PRIMARY DOCUMENT | Jun 17, 2026 | Jun 22, 2026 |
| 4 | PRIMARY DOCUMENT | Jun 17, 2026 | Jun 22, 2026 |
| 4 | PRIMARY DOCUMENT | Jun 17, 2026 | Jun 22, 2026 |
| 4 | PRIMARY DOCUMENT | Jun 17, 2026 | Jun 22, 2026 |
| 4 | PRIMARY DOCUMENT | Jun 9, 2026 | Jun 11, 2026 |
| 4 | PRIMARY DOCUMENT | Jun 9, 2026 | Jun 11, 2026 |
| 8-K | Other material event | Jun 11, 2026 | Jun 11, 2026 |
| 144 | Notice of proposed securities sale | — | Jun 9, 2026 |
| 8-K/A Amended | Current report | Jun 2, 2026 | Jun 8, 2026 |
| 4 | PRIMARY DOCUMENT | Jun 3, 2026 | Jun 5, 2026 |
| 4 | PRIMARY DOCUMENT | Jun 3, 2026 | Jun 5, 2026 |
| 4 | PRIMARY DOCUMENT | Jun 3, 2026 | Jun 5, 2026 |
| 144 | Notice of proposed securities sale | — | Jun 5, 2026 |
| 8-K | Other material event | Jun 2, 2026 | Jun 3, 2026 |
Page 1 of 2
Recent filing activity
Annual filing counts derived from this company's SEC history.
2026
117 filings
2025
208 filings
2024
119 filings
2023
100 filings
2022
75 filings
2021
69 filings
2020
101 filings
2019
149 filings
Sources and methodology
How this filing index is assembled and checked.
Filing metadata comes from SEC EDGAR submissions. Categories and plain-language labels are generated deterministically from SEC form and item codes; filing content is not summarized on this page.
Index updated: 7/15/2026
For research and education only. Always review the original SEC filing before making a decision.