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SNDK · Sandisk Corp

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Market Cap
$227.68B
Shares
146.42M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 1,833
Total Value: $362,521,109,672
Total Shares: 159,662,982
Showing 1–100 of 1,944 holdings by value · page 1 of 20

Institutional Ownership Trend

6 quarters

Holder Concentration

Across 1,833 13F filers · Δ vs Mar 31, 2026
Top Holder
11.1%
Mar 2025 → Jun 2026 · range 9.4% – 17.9%
+1.8 pts
Top 5
36.8%
Mar 2025 → Jun 2026 · range 35.3% – 50.7%
+1.4 pts
Top 10
56.8%
Mar 2025 → Jun 2026 · range 52.9% – 65.3%
+4.0 pts
HHI
407
Mar 2025 → Jun 2026 · range 353 – 722
Broadly held+54

Quarterly Activity

vs Mar 31, 2026
New
746
Increased
539
Decreased
461
Sold Out
103
Unchanged
87
Holder count: +643
Institutional value: +299.5%
Shares held: +11.7%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 1,944
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 2023554 CUSIP 80004C200 13F (30d) 957 filings 943 filers Visit website Investor relations