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

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-08-03 10b5-1 Pre-arranged Plan: Yes --- Issuer --- Name: Sandisk Corp (SNDK) CIK: 0002023554 --- Reporting Owner --- Name: Shek Bernard CIK: 0002060144 Role: Officer (Chief Legal Officer & Secty) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-08-03 | Code: S (Open market sale) Shares: -600 | Price: $1,162.16 Total Value: $697,296.00 Shares Owned After: 30,915 | Ownership: D (Direct) Footnotes: [F1] The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 4, 2026. --- Footnotes (Complete Index) --- F1: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 4, 2026. --- Signature --- /s/ By: /s/ Van Huynh Attorney-in-Fact For: Bernard Shek (2026-08-04)