MoatScopeSandisk CorporationSNDK
Spin-off from Western Digital Corporation (WDC) · Feb 21, 2025 · Nasdaq
one-third of a share of Sandisk common stock for each share of Western Digital common stock; 80.1% distributed, 19.9% retained by Western Digital
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Both companies today
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What is being separated
Sandisk is the former Western Digital flash business: a leading developer and manufacturer of NAND-flash data storage devices and solutions for consumer, client and data-center markets. Western Digital keeps the hard-disk-drive business and retained a 19.9% Sandisk stake at separation. Sandisk incurred about $2.0 billion of debt in connection with the spin-off.
Stated rationaleWestern Digital announced in October 2023 that flash and hard drives would each be better served by its own strategy, capital structure and investor base.
The four questions
Indiscriminate selling
StrongManagement incentives
StrongThe hidden jewel
StrongLeverage
PartialThe write-up
Western Digital distributed Sandisk on February 21, 2025 — one-third of a Sandisk share for each Western Digital share, 80.1% of the company, with the parent keeping 19.9% to sell down later. Sandisk is the former flash business: a leading developer and manufacturer of NAND-flash storage devices and solutions for consumer, client and data-center markets. Western Digital kept hard drives. Sandisk incurred about $2.0 billion of debt in connection with the separation, and its information statement carried the standard warning that index funds might sell shares of a company that was not in their index.
Not investment advice. Terms are as stated in the latest filing; spin-off shares are often thinly covered and volatile in their first months. Write-up dated Sep 8, 2026.