Western Digital CorporationSEC Filings
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All SEC filings by Western Digital Corporation (WDC) — annual and quarterly reports, current reports, registrations, proxies and ownership forms, updated in real time.
Financials
| ARS | Annual report to shareholders | Oct 5, 2026 | ||
| 10-K | Annual report | View Diff | Aug 14, 2026 | |
| 10-Q | Quarterly report | View Diff | Apr 30, 2026 | |
| 10-Q | Quarterly report | View Diff | Jan 29, 2026 | |
| 10-Q | Quarterly report | View Diff | Oct 30, 2025 | |
| ARS | Annual report to shareholders | Oct 6, 2025 | ||
| 10-K | Annual report | View Diff | Aug 13, 2025 | |
| 10-Q | Quarterly report | View Diff | May 2, 2025 | |
| 10-Q | Quarterly report | View Diff | Jan 30, 2025 | |
| 10-Q | Quarterly report | View Diff | Oct 30, 2024 |
Events
| 8-K | Western Digital Announces Redemption of 3.00% Convertible Senior Notes Due 2028 | Sep 14, 2026 | ||
| 8-K/A | Current report | Aug 27, 2026 | ||
| 8-K | Current report | Aug 26, 2026 | ||
| 8-K | Wd Reports Fiscal Fourth Quarter and Fiscal Year 2026 Financial Results | Aug 5, 2026 | ||
| 8-K | Current report | Jun 11, 2026 | ||
| 8-K/A | Current report | Jun 8, 2026 | ||
| 8-K | Current report | Jun 3, 2026 | ||
| 8-K | Wd Appoints Manuvir Das to Board of Directors | May 28, 2026 | ||
| 8-K | Wd Reports Fiscal Third Quarter 2026 Financial Results | Apr 30, 2026 | ||
| 8-K | Amendments to Articles of Incorporation or Bylaws | Feb 24, 2026 |
Registrations and Prospectuses
| S-8 | Registration of securities for employees | Nov 24, 2025 | ||
| S-8 POS | Registration of securities for employees (post-effective amendment) | Jun 4, 2025 | ||
| S-8 POS | Registration of securities for employees (post-effective amendment) | Jun 4, 2025 | ||
| S-8 POS | Registration of securities for employees (post-effective amendment) | Jun 4, 2025 | ||
| S-8 POS | Registration of securities for employees (post-effective amendment) | Jun 4, 2025 | ||
| S-8 | Registration of securities for employees | Jun 4, 2025 | ||
| S-8 | Registration of securities for employees | Nov 25, 2024 | ||
| 424B7 | Prospectus with selling stockholder info | Aug 26, 2024 | ||
| S-3ASR | Automatic shelf registration | Aug 26, 2024 | ||
| 424B7 | Prospectus with selling stockholder info | Dec 22, 2023 |
Proxies
| DEFA14A | Proxy Filing | Oct 5, 2026 | ||
| DEF 14A | Annual Meeting of Shareholders | View Diff | Oct 5, 2026 | |
| DEFA14A | Additional proxy soliciting materials | Oct 6, 2025 | ||
| DEF 14A | Definitive proxy | View Diff | Oct 6, 2025 | |
| DEFA14A | Additional proxy soliciting materials | Oct 7, 2024 | ||
| DEF 14A | Definitive proxy | View Diff | Oct 7, 2024 | |
| DEFA14A | Additional proxy soliciting materials | Mar 29, 2024 | ||
| DEF 14A | Definitive proxy | View Diff | Mar 29, 2024 | |
| PRE 14A | Preliminary proxy | Mar 15, 2024 | ||
| DEFA14A | Additional proxy soliciting materials | Nov 1, 2023 |
Other
| SD | Conflict minerals disclosure | Jun 1, 2026 | ||
| SD | Conflict minerals disclosure | May 22, 2025 | ||
| SD | Conflict minerals disclosure | May 23, 2024 | ||
| UPLOAD | Letter from SEC | Jan 3, 2024 | ||
| CORRESP | Correspondence with SEC | Dec 20, 2023 | ||
| UPLOAD | Letter from SEC | Dec 7, 2023 | ||
| SD | Conflict minerals disclosure | May 25, 2023 | ||
| IRANNOTICE | Disclosure regarding Iran Threat Reduction and Syria Human Rights Act | Aug 25, 2022 | ||
| SD | Conflict minerals disclosure | May 26, 2022 | ||
| IRANNOTICE | Disclosure regarding Iran Threat Reduction and Syria Human Rights Act | May 4, 2022 |