Sandisk Corp Director & Officer Files Form 144 for $51.4M Stock Sale

Executive Summary

On September 17, 2026, Sandisk Corp insider David Goeckeler (Director and Officer) filed a Form 144 notice disclosing the intent to sell 33,841 shares of Common Stock with an estimated aggregate market value of $51,437,304.77 (approximately $1,519.97 per share) through Morgan Stanley Smith Barney LLC.

Transaction & Securities Details

• Securities to be Sold: 33,841 Common shares.
  • 9,328 shares acquired via Restricted Stock Units on May 20, 2026.
  • 24,513 shares acquired via Performance Stock Units on August 25, 2026.
• Approximate Sale Date: September 17, 2026.
• Rule 10b5-1 Trading Plan: The proposed sale is executed pursuant to a pre-arranged Rule 10b5-1 trading plan adopted on May 29, 2026.
• Recent Prior Sales: The filer previously completed a 10b5-1 sale of 33,838 shares on September 14, 2026, generating gross proceeds of $51,700,129.35.

Market Impact & Significance

• Trading Significance: High, driven by the large nominal transaction value of over $51.4 million.
• Context: Because this planned sale is executed under a pre-established Rule 10b5-1 plan adopted several months prior, the timing does not reflect discretionary immediate reaction to short-term market dynamics, though the size of the divestment remains noteworthy.