Form4.ai tracks every SEC insider trade in real time. See every ARM insider filing with a free account — no card.
See every ARM insider filing — free account, no card.
Free accountARM HOLDINGS PLC (ARM) has 6 SEC Form 4 insider filings on record in the last 90 days. No insider purchases were filed — 2 sales totalling $5.8M. Most recent filing: Sept. 23, 2026.
Open-market value, last 90 days
Form 4 filings by type, last 90 days
| Date | Insider | Trade | Value | Price since buy |
|---|---|---|---|---|
| Sep 23, 2026 SEC filing | Child Jason Chief Financial Officer | Sold | $3,120,000 | — |
| Sep 10, 2026 SEC filing | Haas Rene A. Chief Executive Officer | Grant / award | $6,933 | — |
| Aug 31, 2026 SEC filing | Child Jason Chief Financial Officer | Sold | $2,655,432 | — |
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Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.