CHILD JASON (Chief Financial Officer) received a stock award from ARM HOLDINGS PLC /UK

Compensation award — not an open‑market transaction. Less informative as a directional signal.

A · 3 awards

CHILD JASON

Filed: 5/19/2026ACC: 0001533913-26-000007

InsiderCHILD JASONCIK 1533913

→

IssuerARM HOLDINGS PLC /UKCIK 1973239

Officer· Chief Financial Officer

Since Mar 2026

+58.25K

Net shares

Net buyer

$7.94M

Total sold

Open market trades

0B · 0S

Total transactions

105.52K acquired · 47.27K disposed

Non-Derivative Transactions6

Ordinary Shares

Direct

A · Award

+11.91K

Price / share

—

Trade value

—

% of position

7.8%

5/15/2026

153.43K→165.34K

Ordinary Shares

Direct

M · Option Exercise

+4.67K

Price / share

—

Trade value

—

% of position

2.8%

5/15/2026

165.34K→170K

Ordinary Shares

Direct

A · Award

+11.85K

Price / share

—

Trade value

—

% of position

7.0%

5/15/2026

170K→181.85K

Ordinary Shares

Direct

M · Option Exercise

+4.65K

Price / share

—

Trade value

—

% of position

2.6%

5/15/2026

181.85K→186.50K

Ordinary Shares

Direct

A · Award

+57.60K

Price / share

—

Trade value

—

% of position

30.9%

5/15/2026

186.50K→244.10K

Ordinary Shares

Direct

F · Tax Withholding

−37.95K

Price / share

$209.16

Trade value

$7.94M

% of position

15.5%

5/15/2026

244.10K→206.15K

Total

Net shares

+52.73K

Net value

-$7.94M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Ordinary Shares Direct	5/15/2026	A · Award	+11.91K	—	—	7.8%	153.43K	165.34K
Ordinary Shares Direct	5/15/2026	M · Option Exercise	+4.67K	—	—	2.8%	165.34K	170K
Ordinary Shares Direct	5/15/2026	A · Award	+11.85K	—	—	7.0%	170K	181.85K
Ordinary Shares Direct	5/15/2026	M · Option Exercise	+4.65K	—	—	2.6%	181.85K	186.50K
Ordinary Shares Direct	5/15/2026	A · Award	+57.60K	—	—	30.9%	186.50K	244.10K
Ordinary Shares Direct	5/15/2026	F · Tax Withholding	−37.95K	$209.16	$7.94M	15.5%	244.10K	206.15K
Total			+52.73K		-$7.94M

Derivative Transactions3

Restricted Stock Units

Direct

A · Award

Converts to

Ordinary Shares

14.84K shares

+14.84K

Strike price

Held after

149.27K

Exercisable

—

5/15/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Ordinary Shares

4.67K shares

−4.67K

Strike price

Held after

144.60K

Exercisable

—

5/15/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Ordinary Shares

4.65K shares

−4.65K

Strike price

Held after

139.95K

Exercisable

—

5/15/2026

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Restricted Stock Units Direct	Ordinary Shares14.84K shares	5/15/2026	A · Award	+14.84K	—	149.27K
Restricted Stock Units Direct	Ordinary Shares4.67K shares	5/15/2026	M · Option Exercise	−4.67K	—	144.60K
Restricted Stock Units Direct	Ordinary Shares4.65K shares	5/15/2026	M · Option Exercise	−4.65K	—	139.95K