Each restricted stock unit ("RSU") represents the right to receive, following vesting, 1 Ordinary Share held in the form of an ADS. | The RSUs will vest in full on May 15, 2027, subject to continued service to Arm Holdings plc, but the ADSs will not be delivered until the date of termination of Mr. Fisher's service on the Board of
Directors pursuant to his election to defer such delivery. | The RSUs will vest in full on May 15, 2027, subject to continued service to Arm Holdings plc, but the ADSs will not be delivered until the date of termination of Mr. Fisher's service on the Board of
Directors pursuant to his election to defer such delivery. | 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.
Post-Transaction Holdings
FISHER RONALD D
Security
Shares
Change
Restricted Stock Units
5.80K
+1.53K (35.85%)
Original SEC Filing Textexpand_more
=== SEC Form 4 — Statement of Changes in Beneficial Ownership ===
Document Type: 4
Period of Report: 2026-05-15
10b5-1 Pre-arranged Plan: No
--- Issuer ---
Name: ARM HOLDINGS PLC /UK (ARM)
CIK: 0001973239
--- Reporting Owner ---
Name: FISHER RONALD D
CIK: 0001065266
Role: Director
--- Derivative Transactions ---
[Transaction #1]
Security: Restricted Stock Units
Date: 2026-05-15 | Code: A (Grant or award)
Shares: +1,531 | Price: $0.00
Shares Owned After: 5,802 | Ownership: D (Direct)
Footnotes:
[F1] Each restricted stock unit ("RSU") represents the right to receive, following vesting, 1 Ordinary Share held in the form of an ADS.
[F2] The RSUs will vest in full on May 15, 2027, subject to continued service to Arm Holdings plc, but the ADSs will not be delivered until the date of termination of Mr. Fisher's service on the Board of
Directors pursuant to his election to defer such delivery.
[F2] The RSUs will vest in full on May 15, 2027, subject to continued service to Arm Holdings plc, but the ADSs will not be delivered until the date of termination of Mr. Fisher's service on the Board of
Directors pursuant to his election to defer such delivery.
[F3] 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.
--- Footnotes (Complete Index) ---
F1: Each restricted stock unit ("RSU") represents the right to receive, following vesting, 1 Ordinary Share held in the form of an ADS.
F2: The RSUs will vest in full on May 15, 2027, subject to continued service to Arm Holdings plc, but the ADSs will not be delivered until the date of termination of Mr. Fisher's service on the Board of
Directors pursuant to his election to defer such delivery.
F3: 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.
--- Signature ---
/s/ /s/ George Kanelos, as Attorney-in-Fact for Ronald Fisher (2026-05-19)
