Child Jason 4
4 · ARM HOLDINGS PLC /UK · Filed Mar 27, 2026
Research Summary
AI-generated summary of this filing
ARM CFO Jason Child Sells 21,280 Shares
What Happened
- Jason Child, Chief Financial Officer of ARM Holdings plc (ARM), sold 21,280 ADSs (each ADS = 1 ordinary share) on March 25, 2026. The shares were disposed at $148.37 per ADS for a total proceeds of approximately $3,157,314. This was a sale (routine liquidity event), not a purchase.
Key Details
- Transaction date and price: 2026-03-25 — 21,280 ADSs sold at $148.37 each.
- Total value: ~$3,157,314.
- Shares owned after transaction: Not reported in the supplied filing excerpt.
- Footnotes: F1 — ADSs represent ordinary shares (1 ADS = 1 Ordinary Share). F2 — The sale was effected under a Rule 10b5-1 trading plan adopted by the reporting person on May 30, 2025.
- Filing timeliness: Transaction reported on Form 4 filed 2026-03-27; this appears to be timely (within the usual two-business-day window).
Context
- This was an open-market sale executed under a pre-established 10b5-1 plan, which typically schedules trades in advance and is commonly used to avoid questions about insider timing. Sales are routine liquidity events and do not by themselves indicate management’s view of the company’s prospects.
Insider Transaction Report
Form 4
Child Jason
Chief Financial Officer
Transactions
- Sale
Ordinary Shares
[F1][F2]2026-03-25$148.37/sh−21,280$3,157,314→ 174,706 total
Footnotes (2)
- [F1]Ordinary shares, nominal value 0.001 GBP per share ("Ordinary Shares"), are held in the form of American Depositary Shares ("ADSs"). Each ADS represents 1 Ordinary Share.
- [F2]The reported transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 30, 2025.
Signature
/s/ George Kanelos, as Attorney-in-Fact for Jason Child|2026-03-27