Form4insider filings, from the source

Insider · CIK 0002057088

Cynthia L Tregillis

Files at: WDC. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $195k · 1net −$195k
$10k$10k$100k$100k$1M$1MbuyssalesAug 28Sep 2Sep 7Sep 12Sep 18Sep 23Sep 28

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 4, 2026 SForm 4 →Sep 8, 8:13 pm EDTWESTERN DIGITAL CORPWDC432$451.20$194,918111,030−0.39%10b5-1
Sep 3, 2026 FMForm 4 →Sep 8, 8:13 pm EDTWESTERN DIGITAL CORPWDC707$441.57$309,099111,462—10b5-1

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 17, 2026 AForm 4 →Sep 21, 6:36 pm EDTWESTERN DIGITAL CORPWDC27——298—
Sep 3, 2026 MForm 4 →Sep 8, 8:13 pm EDTWESTERN DIGITAL CORPWDC7——270—10b5-1