Form4insider filings, from the source

Insider · CIK 0001729518

Irving Tan

Files at: WDC, CSCO. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $8.9M · 1net −$8.9M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesMar 27Apr 26May 27Jun 27Jul 28Aug 28Sep 27

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 20, 2026 FMForm 4 →Sep 21, 6:36 pm EDTWESTERN DIGITAL CORPWDC1,148$441.36$481,539265,613—
Aug 31, 2026 GJForm 4 →Sep 2, 6:38 pm EDTWESTERN DIGITAL CORPWDC450,000——112,500—
Aug 25, 2026 AFMForm 4 →Aug 27, 8:05 pm EDTWESTERN DIGITAL CORPWDC20,412$466.60$1,768,425379,147—
Aug 20, 2026 FMForm 4 →Aug 24, 6:59 pm EDTWESTERN DIGITAL CORPWDC727$461.45$317,938575,315—
Aug 11, 2026 SForm 4 →Aug 12, 9:24 pm EDTWESTERN DIGITAL CORPWDC20,000$444.97$8,899,329575,966−3.36%10b5-1
Jun 20, 2026 FMForm 4 →Jun 22, 9:16 pm EDTWESTERN DIGITAL CORPWDC1,142$746.23$813,391595,966—

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 17, 2026 AMForm 4 →Sep 21, 6:36 pm EDTWESTERN DIGITAL CORPWDC140——800—
Aug 25, 2026 MForm 4 →Aug 27, 8:05 pm EDTWESTERN DIGITAL CORPWDC74——774—
Aug 20, 2026 MForm 4 →Aug 24, 6:59 pm EDTWESTERN DIGITAL CORPWDC38——848—
Jun 17, 2026 AMForm 4 →Jun 22, 9:16 pm EDTWESTERN DIGITAL CORPWDC109——887—