Nicholas William Nilan

CIK: 0002120006

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)3 (50.0%)

Position reduction

Option Exercises (M)3 (50.0%)

Derivative conversions

Awards (A)0 (0.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

ARQQ

Arqit Quantum Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (6 total)

ARQQ
Arqit Quantum Inc.
Oct 6, 2026
Sale(S)
Direct
493 shares at avg. $24.19$12K
ARQQ
Arqit Quantum Inc.
Oct 5, 2026
Exercise(M)
Direct
959 shares-
ARQQ
Arqit Quantum Inc.
Oct 5, 2026
Sale(S)
Direct
522 shares at avg. $23.78$12K
ARQQ
Arqit Quantum Inc.
Oct 2, 2026
Sale(S)
Direct
494 shares at avg. $24.47$12K
ARQQ
Arqit Quantum Inc.
Oct 2, 2026
Exercise(M)
Direct
960 shares-
ARQQ
Arqit Quantum Inc.
Oct 1, 2026
Exercise(M)
Direct
960 shares-

		Type	Shares	Price		Ownership
Oct 6, 2026	ARQQ Arqit Quantum Inc.	Sale(S)	493	$24.19	$11,926	Direct
Oct 5, 2026	ARQQ Arqit Quantum Inc.	Exercise(M)	959	-	$0	Direct
Oct 5, 2026	ARQQ Arqit Quantum Inc.	Sale(S)	522	$23.78	$12,416	Direct
Oct 2, 2026	ARQQ Arqit Quantum Inc.	Sale(S)	494	$24.47	$12,090	Direct
Oct 2, 2026	ARQQ Arqit Quantum Inc.	Exercise(M)	960	-	$0	Direct
Oct 1, 2026	ARQQ Arqit Quantum Inc.	Exercise(M)	960	-	$0	Direct

1-6 of 6 transactions

About Nilan Nicholas William

Nilan Nicholas William (SEC CIK 0002120006) files insider reports with the SEC as General Manager-US of Arqit Quantum Inc. (ARQQ).

Signal8 holds 5 ownership filings by Nilan Nicholas William (1 Form 3, 4 Form 4), filed between Mar 18, 2026 and Oct 8, 2026. Those filings report 6 transactions, from Oct 1, 2026 to Oct 6, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Nilan Nicholas William's filings is in LONDON.

Recent filings by Nilan Nicholas William

Oct 6, 2026: Open-market sale of ARQQ shares (Form 4, code S).
Oct 5, 2026: Option exercise of ARQQ shares (Form 4, code M).
Oct 5, 2026: Open-market sale of ARQQ shares (Form 4, code S).
Oct 2, 2026: Open-market sale of ARQQ shares (Form 4, code S).
Oct 2, 2026: Option exercise of ARQQ shares (Form 4, code M).

Other insiders filing for Arqit Quantum Inc. (ARQQ)

Lefebvre d'Ovidio Manfredi, Director
Calabria Carlo, Director
Ritchie Garth, Director
Leaver Andrew, Chief Executive Officer
Wilder Ben Simon, Chief Operating Officer
Willcocks Patrick, General Counsel

How to read Form 4 transaction codes