Form4insider filings, from the source

Company · CIK 0002023554 · SIC 3572 — Computer Storage Devices · Nasdaq

Sandisk Corp · SNDK

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $122.4M · 10net −$122.4M
$10k$10k$1M$1M$100M$100MbuyssalesJun 2Jun 20Jul 8Jul 26Aug 13Aug 31Sep 18

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 17, 2026 AForm 4 →Sep 21, 6:04 pm EDTMichael PokornyVP, Chief Accounting Officer458——21,550—
Sep 17, 2026 AForm 4 →Sep 21, 6:04 pm EDTLuis Felipe VisosoEVP & CFO1,635——132,611—
Sep 17, 2026 SForm 4 →Sep 21, 6:03 pm EDTDavid GoeckelerChairman & CEO, Director33,841$1,574.21$53,272,704382,865−8.12%10b5-1
Sep 17, 2026 AForm 4 →Sep 21, 6:03 pm EDTDavid GoeckelerChairman & CEO, Director3,296——416,706—10b5-1
Sep 17, 2026 AFForm 4 →Sep 21, 6:03 pm EDTBernard ShekChief Legal Officer and Secty1,119$1,791.82$211,43526,188—
Sep 17, 2026 AForm 4 →Sep 21, 6:02 pm EDTAlper IlkbaharEVP & Chief Technology Officer1,619——42,109—
Sep 15, 2026 SForm 4 →Sep 16, 7:41 pm EDTLuis Felipe VisosoEVP & CFO1,000$1,568.83$1,568,830130,976−0.76%10b5-1
Sep 14, 2026 SForm 4 →Sep 16, 7:41 pm EDTDavid GoeckelerChairman & CEO, Director33,838$1,527.87$51,700,130413,410−7.57%10b5-1
Sep 8, 2026 SForm 4 →Sep 8, 8:48 pm EDTBernard ShekChief Legal Officer & Secty2,308$1,767.33$4,078,99825,305−8.36%10b5-1
Sep 3, 2026 FForm 4 →Sep 8, 8:50 pm EDTAlper IlkbaharEVP & Chief Technology Officer3,244$1,554.99$5,044,38840,490—10b5-1
Sep 3, 2026 SForm 4 →Sep 8, 8:50 pm EDTAlper IlkbaharEVP & Chief Technology Officer400$1,563.89$625,55743,734−0.91%10b5-1
Sep 3, 2026 SForm 4 →Sep 8, 8:49 pm EDTAlper IlkbaharEVP & Chief Technology Officer4,712$1,540.58$7,259,19144,134−9.65%10b5-1
Sep 3, 2026 FForm 4 →Sep 8, 8:48 pm EDTBernard ShekChief Legal Officer & Secty2,271$1,554.99$3,531,38227,613—10b5-1
Sep 3, 2026 FForm 4 →Sep 8, 8:48 pm EDTDavid GoeckelerChairman & CEO, Director10,540$1,554.99$16,389,595447,248—
Sep 3, 2026 FForm 4 →Sep 8, 8:48 pm EDTLuis Felipe VisosoEVP & CFO5,838$1,554.99$9,078,032131,976—
Sep 3, 2026 FForm 4 →Sep 8, 8:47 pm EDTMichael PokornyVP, Chief Accounting Officer1,283$1,554.99$1,995,05221,092—
Sep 1, 2026 SForm 4 →Sep 2, 6:57 pm EDTBernard ShekChief Legal Officer & Secty600$1,525.60$915,36029,884−1.97%10b5-1
Aug 25, 2026 FForm 4 →Aug 27, 6:04 pm EDTBernard ShekChief Legal Officer & Secty212$1,480.77$313,92330,484—
Aug 25, 2026 FForm 4 →Aug 27, 6:04 pm EDTDavid GoeckelerChairman and CEO, Director49,782$1,480.77$73,715,692457,788—
Aug 25, 2026 FForm 4 →Aug 27, 6:04 pm EDTAlper IlkbaharEVP, Chief Technology Officer654$1,480.77$968,42448,846—
Aug 20, 2026 FMForm 4 →Aug 24, 5:50 pm EDTAlper IlkbaharEVP, Chief Technology Officer1,035$1,598.71$1,213,41849,500—
Aug 20, 2026 FForm 4 →Aug 24, 5:42 pm EDTLuis Felipe VisosoEVP & CFO27,244$1,600.36$43,600,077137,814—
Aug 20, 2026 FForm 4 →Aug 24, 5:42 pm EDTDavid GoeckelerChairman and CEO, Director2,333$1,598.61$3,729,557507,570—
Aug 20, 2026 FForm 4 →Aug 24, 5:42 pm EDTBernard ShekChief Legal Officer & Secty219$1,598.38$350,04530,696—
Aug 3, 2026 SForm 4 →Aug 4, 8:18 pm EDTBernard ShekChief Legal Officer & Secty600$1,162.16$697,29630,915−1.90%10b5-1
Jul 1, 2026 SForm 4 →Jul 2, 5:43 pm EDTBernard ShekChief Legal Officer & Secty600$2,088.00$1,252,80031,515−1.87%10b5-1
Jun 20, 2026 FForm 4 →Jun 22, 7:32 pm EDTBernard ShekChief Legal Officer & Secty117$2,184.75$255,61632,115—
Jun 3, 2026 SForm 4 →Jun 5, 5:25 pm EDTBernard ShekChief Legal Officer & Secty600$1,736.00$1,041,60032,232−1.83%10b5-1

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 20, 2026 MForm 4 →Aug 24, 5:50 pm EDTAlper IlkbaharEVP, Chief Technology Officer276——148,770—