ARM Filing
4Filing Date: May 21, 2026
ARM HOLDINGS PLC /UK (ARM) · Insider Trading (Form 4) SEC Filing
Statement of Changes in Beneficial Ownership
descriptionView SEC Filing
ACC: 0001973239-26-000086open_in_new
Total Value$8.80M
Trades1
Insiders1
Transaction Details
Collins Spencer
Chief Legal Officer·Direct
Sell · Dispose
Ordinary Shares
Shares-40.94K
Price$215.00
Total Value$8.80M
Shares Owned After0
Transaction DateMay 19, 2026
Footnotes ▸
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
Collins Spencer
| Security | Shares | Change |
|---|---|---|
| Ordinary Shares | 0 | -40.94K (-100.00%) |
Original SEC Filing Textexpand_more
=== SEC Form 4 — Statement of Changes in Beneficial Ownership ===
Document Type: 4
Period of Report: 2026-05-19
10b5-1 Pre-arranged Plan: No
--- Issuer ---
Name: ARM HOLDINGS PLC /UK (ARM)
CIK: 0001973239
--- Reporting Owner ---
Name: Collins Spencer
CIK: 0001999165
Role: Officer (Chief Legal Officer)
--- Non-Derivative Transactions ---
[Transaction #1]
Security: Ordinary Shares
Date: 2026-05-19 | Code: S (Open market sale)
Shares: -40,941 | Price: $215.00
Total Value: $8,802,315.00
Shares Owned After: 0 | Ownership: D (Direct)
Footnotes:
[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.
--- Footnotes (Complete Index) ---
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.
--- Signature ---
/s/ /s/ George Kanelos, as Attorney-in-Fact for Spencer Collins (2026-05-21)