Child Jason plan to sell securities of ARM HOLDINGS PLC /UK under Form 144

Child Jason filed Form 144 to notify SEC of plan to sell 31920 units of ARM HOLDINGS PLC /UK securities around 2026-05-20, with aggregate market value of $7,231,156.70. The total outstanding units is 1056513738.0. The amount planned to be sold represents 0.00% of total outstanding units; Recent transactions in past 3 months include: On 03/25/2026, sold 21280 units for $3157313.60; On 04/22/2026, sold 21280 units for $3830400.00;