ARM HOLDINGS PLC /UK (ARM) · Insider Trading (Form 4) SEC Filing

Statement of Changes in Beneficial Ownership

descriptionView SEC Filing

ACC: 0001973239-26-000089open_in_new

Total Value$2.26M

Trades2

Insiders1

Transaction Details

Eaton Charlotte Claire

Chief People Officer·Direct

Sell · Dispose

Ordinary Shares

Shares-5.00K

Price$291.08

Total Value$1.46M

Shares Owned After0

Transaction DateMay 21, 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. | Represents weighted average sales price. The shares were sold at prices ranging from $291.04 to $291.08. The reporting person will provide upon request, to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

Eaton Charlotte Claire

Chief People Officer·Direct

Sell · Dispose

Ordinary Shares

Shares-2.81K

Price$288.10

Total Value$808.1K

Shares Owned After5.00K

Transaction DateMay 21, 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

Eaton Charlotte Claire

Security	Shares	Change
Ordinary Shares	0	-7.80K (-100.00%)

Original SEC Filing Textexpand_more

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-05-21 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: ARM HOLDINGS PLC /UK (ARM) CIK: 0001973239 --- Reporting Owner --- Name: Eaton Charlotte Claire CIK: 0002102441 Role: Officer (Chief People Officer) --- Non-Derivative Transactions --- [Transaction #1] Security: Ordinary Shares Date: 2026-05-21 | Code: S (Open market sale) Shares: -2,805 | Price: $288.10 Total Value: $808,120.50 Shares Owned After: 5,000 | 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. [Transaction #2] Security: Ordinary Shares Date: 2026-05-21 | Code: S (Open market sale) Shares: -5,000 | Price: $291.08 Total Value: $1,455,400.00 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. [F2] Represents weighted average sales price. The shares were sold at prices ranging from $291.04 to $291.08. The reporting person will provide upon request, to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price. --- 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. F2: Represents weighted average sales price. The shares were sold at prices ranging from $291.04 to $291.08. The reporting person will provide upon request, to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price. --- Signature --- /s/ /s/ George Kanelos, as Attorney-in-Fact for Charlotte Claire Eaton (2026-05-22)