Sandisk Corp Officer Luis Visoso Files Form 144 to Sell $4.66M in Common Stock

Insider Filing Analysis: Sandisk Corp (Form 144)

Overview: On September 15, 2026, Sandisk Corp officer Luis Felipe Visoso submitted a Form 144 notice of proposed sale covering 3,000 shares of common stock with an aggregate market value of approximately $4.66 million (implied price of ~$1,551.99 per share).

Transaction Details:

• Filer: Luis Felipe Visoso (Officer)
• Shares Proposed for Sale: 3,000
• Total Valuation: $4,655,970.00
• Securities Source: Restricted Stock Units (RSUs) acquired from the issuer between August 20, 2025, and May 21, 2026.
• Execution Broker: Morgan Stanley Smith Barney LLC Executive Financial Services
• Trading Plan: Executed pursuant to a Rule 10b5-1 pre-scheduled trading plan adopted on May 22, 2026.

Market Impact & Significance:

• Trading Significance: Medium.
• The proposed sale represents a nominal fraction of Sandisk Corp's 146,419,001 outstanding shares (<0.01%).
• Because the sale is conducted under a pre-established Rule 10b5-1 plan established in May 2026, it represents routine portfolio diversification and liquidity management rather than an ad-hoc discretionary trade based on recent material non-public information.