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Sandisk (SNDK)Officer sold ~$1.04M

Bernard Shek, Officer at Sandisk, sold ~$1.04M of Sandisk shares.

~$1.04M
Approx. value · 600 sh @ $1,736.00
32K
Holds after · shares reported
Traded
Jun 3, 2026
Filed
Jun 5, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

  1. Mar 13, 2026CongressDisclosed purchase of SNDK — reported range $1,001 - $15,000
  2. Mar 27, 2026CongressDisclosed purchase of SNDK — reported range $1,001 - $15,000
  3. Apr 7, 20265% stakeFMR LLC reported a passive stake (13G) of 8.7%
  4. Apr 30, 2026Company filing · Form 8-K · Results, Other newsReported its results, and reported other company news
  5. Apr 30, 20265% stakeVanguard Capital Management reported a passive stake (13G) of 7.2%
  6. May 7, 2026CongressDisclosed purchase of SNDK — reported range $1,001 - $15,000
  7. May 8, 2026InsiderDirector sold ~$870K of SNDK shares in the open market
  8. May 12, 2026InsiderOfficer sold ~$3.49M of SNDK shares in the open market
  9. May 15, 20265% stakeWestern Digital Corporation reported a passive stake (13G) of 0.7%
  10. Jun 1, 2026Insider · 1 personInsiders: 3 sales (~$3.5M)
  11. Jun 3, 2026 · this disclosureInsiderOfficer sold ~$1.04M of SNDK shares in the open market

What came next

  1. Jul 1, 2026InsiderOfficer sold ~$1.25M of SNDK shares in the open market
  2. Aug 3, 2026InsiderOfficer sold ~$697K of SNDK shares in the open market
  3. Aug 5, 2026Company filing · Form 8-K · Results, Other newsReported its results, and reported other company news
  4. Aug 5, 20265% stakeJANE STREET GROUP, LLC reported a passive stake (13G) of 5.0%
  5. Aug 6, 20265% stakeFMR LLC reported a passive stake (13G) of 5.3%
  6. Sep 1, 2026InsiderOfficer sold ~$915K of SNDK shares in the open market
  7. Sep 3, 2026Insider · 1 personInsiders: 34 sales (~$7.9M)
  8. Sep 8, 2026InsiderOfficer sold ~$4.08M of SNDK shares in the open market
  9. Sep 9, 2026Company filing · Form 8-K · Material agreementSigned an important agreement
  10. Sep 10, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On September 10, 2026, following an annual review of the compensation levels of the executive officers of Sandisk Corporation (the “Company”), the Compensation and Talent Committee of the Board of Directors of the Company approved compensation adjustments for Alper Ilkbahar, the Company’s Chief Technology Officer, and Bernard Shek, the Company’s Chief Legal Officer, each effective as of October 1, 2026.”
  11. Sep 14, 2026Insider · 1 personInsiders: 13 sales (~$51.7M)
  12. Sep 15, 2026InsiderCFO sold ~$1.57M of SNDK shares in the open market
  13. Sep 17, 2026Insider · 1 personInsiders: 15 sales (~$53.3M)
View the official recordSEC Form 4

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Sandisk

For Sandisk, OQRO holds 72 insider filings (SEC Form 4 or Form 144), 1 Congress trade report and 61 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its SNDK page.

Other recent filings by Bernard Shek, Chief Legal Officer & Secty

The full history of Bernard Shek, Chief Legal Officer & Secty is on the profile page.

How this filing works

Other disclosures at Sandisk

Everything OQRO holds on this company is on its SNDK page.

This is one filing. OQRO holds the rest

Insider trades filed with the SEC, stock trades disclosed by members of Congress, fund holdings from 13F filings and federal contract awards, each one in plain words next to its official filing. On this page it opens why the trade stands out, what the company did around that time, the price since, and every field of the form.

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