ARM CFO Jason Child Sells 10,400 Shares

What Happened

• Jason Child, Chief Financial Officer of ARM Holdings plc, sold 10,400 American Depositary Shares (ADSs) on August 27, 2026 at $255.33 per ADS, producing proceeds of $2,655,432. The Form 4 reports the sale as an "open market or private sale" (transaction code S).
• Per the filing, each ADS represents one ordinary share (nominal value £0.001).

Key Details

• Transaction date and price: Aug 27, 2026 — 10,400 ADSs at $255.33 each.
• Total proceeds: $2,655,432 (≈ $2.66M).
• Shares owned after transaction: not specified in this filing.
• Footnotes: F1 notes ADSs = 1 ordinary share; F2 states the trade was effected pursuant to a Rule 10b5-1 trading plan adopted May 22, 2026.
• Filing date and timeliness: Form 4 filed Aug 31, 2026; filing appears timely (within the required two business days).

Context

• The sale was executed under a pre-established 10b5-1 plan, which typically indicates the trades were pre-arranged according to a schedule and are often routine rather than a new signal of insider sentiment.
• For retail investors: purchases by insiders tend to be more informative than routine sales, but 10b5-1 disclosures help show transactions were planned in advance.