Form4insider filings, from the source

Company · CIK 0001973239 · SIC 3674 — Semiconductors & Related Devices · Nasdaq

ARM HOLDINGS PLC /UK · ARM

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

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $3.1M · 1net −$3.1M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesAug 28Sep 2Sep 7Sep 12Sep 18Sep 23Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 21, 2026 SForm 4 →Sep 23, 5:06 pm EDTJason ChildChief Financial Officer10,400$300.00$3,120,000153,442−6.35%10b5-1
Aug 31, 2026 AForm 4 →Sep 10, 4:22 pm EDTRene A. HaasChief Executive Officer, Director64$108.33$6,933338,666— late

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

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 14, 2026 AForm 4 →Sep 16, 5:26 pm EDTWilliam AbbeyChief Commercial Officer17,288——65,270—
Sep 9, 2026 AForm 4 →Sep 10, 4:22 pm EDTRene A. HaasChief Executive Officer, Director425,000——425,000—