Child Jason Insider Trades & Stock Holdings

Chief Financial Officer · Arm Holdings plc · Latest filing Sep 21, 2026

Child Jason, Chief Financial Officer at Arm Holdings plc has 1 Form 4 trade on file since Sep 21, 2026. Open-market activity: 0 purchases ($0) and 1 sale ($3.12M), net -$3.12M. Latest filing: disposed of 10.40K shares of $ARM on Sep 21, 2026 at $300.

Trades on file

1

Open-market bought

$0

Open-market sold

$3.12M

Net open-market

-$3.12M

Latest filing

Sep 21, 2026

All insider trades by Child Jason

Date	Ticker	Type	Shares	Price	Value	Owned after	ΔOwn	1W	1M	6M	Role	Filing	Story
Sep 21, 2026	$ARM	Sell (Open-market sale) 10b5-1	10.40K	$300	$3.12M			-12.3%			Chief Financial Officer		—

"Buy" means shares acquired on the Form 4 (including grants and option exercises); "Sell" means shares disposed. 1W / 1M / 6M = how the stock moved after the trade.

Stocks Child Jason traded

• $ARM

Frequently asked questions

Has Child Jason been buying or selling stock?

Child Jason has 0 open-market purchases and 1 open-market sale on file, net -$3.12M. Grants, option exercises and tax withholding are listed separately because they are not open-market trades.

What was Child Jason's latest insider trade?

disposed of 10.40K shares of $ARM on Sep 21, 2026 at $300.

Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.