Form4insider filings, from the source

Insider · CIK 0002060144

Bernard Shek

Files at: SNDK. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $5.0M · 2net −$5.0M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesAug 28Sep 2Sep 7Sep 12Sep 17Sep 23Sep 28

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 17, 2026 AFForm 4 →Sep 21, 6:03 pm EDTSandisk CorpSNDK1,119$1,791.82$211,43526,188—
Sep 8, 2026 SForm 4 →Sep 8, 8:48 pm EDTSandisk CorpSNDK2,308$1,767.33$4,078,99825,305−8.36%10b5-1
Sep 3, 2026 FForm 4 →Sep 8, 8:48 pm EDTSandisk CorpSNDK2,271$1,554.99$3,531,38227,613—10b5-1
Sep 1, 2026 SForm 4 →Sep 2, 6:57 pm EDTSandisk CorpSNDK600$1,525.60$915,36029,884−1.97%10b5-1

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.