Nilan Nicholas William Insider Trades & Stock Holdings

General Manager-US · Arqit Quantum Inc. · Latest filing Oct 6, 2026

Nilan Nicholas William, General Manager-US at Arqit Quantum Inc. has 3 Form 4 trades on file since Oct 2, 2026. Open-market activity: 0 purchases ($0) and 3 sales ($36.43K), net -$36.43K. Latest filing: disposed of 493 shares of $ARQQ on Oct 6, 2026 at $24.19.

Trades on file

3

Open-market bought

$0

Open-market sold

$36.43K

Net open-market

-$36.43K

Latest filing

Oct 6, 2026

All insider trades by Nilan Nicholas William

Date	Ticker	Type	Shares	Price	Value	Owned after	ΔOwn	1W	1M	6M	Role	Filing	Story
Oct 6, 2026	$ARQQ	Sell (Open-market sale)	493	$24.19	$11.93K			-28.1%			General Manager-US		—
Oct 5, 2026	$ARQQ	Sell (Open-market sale)	522	$23.78	$12.42K			-29.6%			General Manager-US		—
Oct 2, 2026	$ARQQ	Sell (Open-market sale)	494	$24.47	$12.09K			-30.0%			General Manager-US		—

"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 Nilan Nicholas William traded

• $ARQQ

Frequently asked questions

Has Nilan Nicholas William been buying or selling stock?

Nilan Nicholas William has 0 open-market purchases and 3 open-market sales on file, net -$36.43K. Grants, option exercises and tax withholding are listed separately because they are not open-market trades.

What was Nilan Nicholas William's latest insider trade?

disposed of 493 shares of $ARQQ on Oct 6, 2026 at $24.19.

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.