Form4insider filings, from the source

Insider · CIK 0001713941

David Goeckeler

Files at: SNDK, CSCO. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $110.4M · 5net −$110.4M
$10k$10k$1M$1M$100M$100MbuyssalesMar 2018Aug 2019Jan 2021Jun 2022Nov 2023Apr 2025Sep 2026

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 17, 2026 SForm 4 →Sep 21, 6:03 pm EDTSandisk CorpSNDK33,841$1,574.21$53,272,704382,865−8.12%10b5-1
Sep 17, 2026 AForm 4 →Sep 21, 6:03 pm EDTSandisk CorpSNDK3,296——416,706—10b5-1
Sep 14, 2026 SForm 4 →Sep 16, 7:41 pm EDTSandisk CorpSNDK33,838$1,527.87$51,700,130413,410−7.57%10b5-1
Sep 3, 2026 FForm 4 →Sep 8, 8:48 pm EDTSandisk CorpSNDK10,540$1,554.99$16,389,595447,248—
Aug 25, 2026 FForm 4 →Aug 27, 6:04 pm EDTSandisk CorpSNDK49,782$1,480.77$73,715,692457,788—
Aug 20, 2026 FForm 4 →Aug 24, 5:42 pm EDTSandisk CorpSNDK2,333$1,598.61$3,729,557507,570—
Feb 19, 2019 FForm 4 →Feb 21, 5:00 pm ESTCISCO SYSTEMS, INC.CSCO19,150$49.43$946,585449,439— plan?
Feb 10, 2019 FForm 4 →Feb 12, 6:36 pm ESTCISCO SYSTEMS, INC.CSCO1,422$47.19$67,104468,589— plan?
Nov 20, 2018 FForm 4 →Nov 21, 5:59 pm ESTCISCO SYSTEMS, INC.CSCO6,000$45.75$274,500470,011— plan?
Nov 10, 2018 FForm 4 →Nov 14, 5:52 pm ESTCISCO SYSTEMS, INC.CSCO7,958$47.11$374,901476,011— plan? late
Sep 20, 2018 SForm 4 →Sep 20, 8:22 pm EDTCISCO SYSTEMS, INC.CSCO63,050$47.57$2,999,200483,969−11.5% plan?
Sep 18, 2018 AForm 4 →Sep 20, 8:22 pm EDTCISCO SYSTEMS, INC.CSCO57,109——547,019— plan?
Sep 11, 2018 AFForm 4 →Sep 13, 7:46 pm EDTCISCO SYSTEMS, INC.CSCO93,841$47.07$2,566,068489,910— plan?
Jul 25, 2018 AForm 4 →Jul 27, 8:06 pm EDTCISCO SYSTEMS, INC.CSCO14,000——505,101— plan?
Jun 22, 2018 SForm 4 →Jun 25, 5:18 pm EDTCISCO SYSTEMS, INC.CSCO35,000$43.27$1,514,349490,458−6.66% plan?
Jun 11, 2018 FForm 4 →Jun 13, 6:09 pm EDTCISCO SYSTEMS, INC.CSCO18,594$43.48$808,467525,458— plan?
Mar 15, 2018 SForm 4 →Mar 16, 4:48 pm EDTCISCO SYSTEMS, INC.CSCO20,671$45.50$940,559544,052−3.66% plan?
Mar 11, 2018 FForm 4 →Mar 13, 5:42 pm EDTCISCO SYSTEMS, INC.CSCO1,240$45.37$56,259564,723— plan?
Feb 19, 2018 FForm 4 →Feb 21, 5:06 pm ESTCISCO SYSTEMS, INC.CSCO18,232$44.33$808,225565,963— plan?
Nov 20, 2017 FForm 4 →Nov 22, 4:59 pm ESTCISCO SYSTEMS, INC.CSCO6,314$35.90$226,673584,195— plan?
Sep 20, 2017 AForm 4 →Sep 22, 7:13 pm EDTCISCO SYSTEMS, INC.CSCO64,200——590,509— plan?
Sep 11, 2017 AFForm 4 →Sep 13, 7:16 pm EDTCISCO SYSTEMS, INC.CSCO41,734$31.48$1,117,036526,309— plan?

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.