Form4insider filings, from the source

Insider · CIK 0002114104

Laura Kathleen Bartels

Files at: ARM. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 17, 2026 FMForm 4 →Aug 18, 5:31 pm EDTARM HOLDINGS PLC /UKARM2,537$271.43$232,34412,960—

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 17, 2026 MForm 4 →Aug 18, 5:31 pm EDTARM HOLDINGS PLC /UKARM1,681——99,571—