Sandisk Corp (SNDK) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-05-12 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: Sandisk Corp (SNDK) CIK: 0002023554 --- Reporting Owner --- Name: Caulfield Thomas CIK: 0001342570 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-05-12 | Code: G (Gift) Shares: -9,666 | Price: $0.00 Shares Owned After: 4,834 | Ownership: I (Indirect) | Nature: Spouse's Trust Footnotes: [F1] On May 12, 2026, the Reporting Person's Spouse's Trust gifted 9,666 shares to irrevocable trusts for the benefit of the Reporting Person's children for estate planning purposes. The Reporting Person disclaims beneficial ownership of these shares, which are now held by a third-party trustee, and they are no longer indirectly owned by the Reporting Person. --- Holdings --- [Holding #1] Security: Common Stock Ownership: D (Direct) --- Footnotes (Complete Index) --- F1: On May 12, 2026, the Reporting Person's Spouse's Trust gifted 9,666 shares to irrevocable trusts for the benefit of the Reporting Person's children for estate planning purposes. The Reporting Person disclaims beneficial ownership of these shares, which are now held by a third-party trustee, and they are no longer indirectly owned by the Reporting Person. --- Signature --- /s/ By: /s/ Van Huynh Attorney-in-Fact For: Thomas Caulfield (2026-05-14)