Sandisk
Develops NAND flash storage for datacenters, edge devices, and consumers.
$1,483.30
After-hours close−1.25 (−0.08%)
At close$1,484.55(−0.03%)
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Breakdown13F · Form 4
Institutions 332.19%Insiders 0.51%
A 13F quarter can total more than the shares outstanding — sub-advisers file the same block twice, and a filer's own share count can be a quarter stale. No split is drawn from it.
Shares outstanding 148.09M · Float 146.00M · 98.6% free float
Institutions13F, as of Jun 30, 2026
1,944 holders · 491.94M shares · 749 new positions · 1,276 increased · 468 reduced · 103 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| BlackRock, Inc. | 10.30M | 6.95% | −108.2K | Aug 7, 2026 |
| Vanguard Capital Management LLC | 9.67M | 6.53% | +142.1K | Aug 13, 2026 |
| FMR LLC | 7.86M | 5.31% | −5.53M | Aug 13, 2026 |
| State Street Corp | 5.93M | 4.00% | +353.6K | Aug 7, 2026 |
| Invesco Ltd. | 5.61M | 3.79% | +4.45M | Aug 14, 2026 |
| JPMorgan Chase & Co | 3.94M | 2.66% | +2.51M | Aug 12, 2026 |
| Geode Capital Management, LLC | 3.59M | 2.43% | −621.3K | Aug 12, 2026 |
| Vanguard Portfolio Management LLC | 3.52M | 2.37% | −60.6K | Aug 13, 2026 |
Beneficial owners13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| FMR LLC | 8.70% | 13.39M | 13G | Apr 7, 2026 ↗ |
| Vanguard Capital Management | 7.17% | 11.00M | 13G | Apr 30, 2026 ↗ |
| BlackRock, Inc. | 6.00% | 8.83M | 13G | Jan 21, 2026 ↗ |
| Jane Street Group, LLC | 5.00% | 7.41M | 13G | Aug 5, 2026 ↗ |
InsidersForm 4
| Insider | Role | Shares | % outstanding | Filed |
|---|---|---|---|---|
| Western Digital Corp | 10 percent owner | 7.51M | 5.07% | Jun 9, 2025 |
| David Goeckeler | director, officer: Chairman and CEO | 457.8K | 0.31% | Aug 27, 2026 |
| Luis Felipe Visoso | officer: EVP & CFO | 137.8K | 0.09% | Aug 24, 2026 |
| Alper Ilkbahar | officer: EVP, Chief Technology Officer | 48.8K | 0.03% | Aug 27, 2026 |
| Bernard Shek | officer: Chief Legal Officer & Secty | 30.5K | 0.02% | Aug 27, 2026 |
| Michael Pokorny | officer: VP, Chief Accounting Officer | 22.4K | 0.02% | May 14, 2026 |
| Kimberly Alexy | director | 14.0K | 0.01% | Mar 4, 2025 |
| Miyuki Suzuki | director | 9.9K | 0.01% | Feb 26, 2026 |
| Thomas Caulfield | director | 7.1K | 0.00% | May 14, 2026 |
| Richard B. II Cassidy | director | 4.9K | 0.00% | Nov 19, 2025 |
1 ten-percent owner holds 7.51M shares by Form 4, outside the officers-and-directors figure above · 5 people have not refiled in the last 18 months (168.3K shares), so they are not in the figure above
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Aug 3, 2026 | Bernard Shekofficer: Chief Legal Officer & Secty | Sale | 600 | $1,162.16 | 30,915 |
| Jul 1, 2026 | Bernard Shekofficer: Chief Legal Officer & Secty | Sale | 600 | $2,088.00 | 31,515 |
| Jun 3, 2026 | Bernard Shekofficer: Chief Legal Officer & Secty | Sale | 600 | $1,736.00 | 32,232 |
| Jun 1, 2026 | Alper Ilkbaharofficer: EVP, Chief Technology Officer | Sale · 3 lots | 2,000 | $1,756.58 | 52,677 |
| May 12, 2026 | Michael Pokornyofficer: VP, Chief Accounting Officer | Sale | 2,446 | $1,426.18 | 22,375 |
| May 8, 2026 | Necip Sayinerdirector | Sale | 579 | $1,503.11 | 2,900 |
| Feb 25, 2026 | Miyuki Suzukidirector | Sale | 3,500 | $627.53 | 9,907 |
| Dec 3, 2025 | Necip Sayinerdirector | Sale | 1,271 | $195.14 | 3,479 |
CongressHouse and Senate disclosures
| Member | Type | Amount | Owner | Traded | Disclosed |
|---|---|---|---|---|---|
| Sen. Alan Armstrong | Purchase | $1,001 – $15,000 | Joint | Mar 27, 2026 | Jul 21, 2026 ↗ |
| Rep. Josh Gottheimer · NJ05 | Purchase | $1,001 – $15,000 | Joint | May 7, 2026 | Jun 4, 2026 ↗ |