Patrick Willcocks - 01 Jul 2026 Form 4 Insider Report for Arqit Quantum Inc. (ARQQ)

Source evidence Original filing metadata and source links for verification. 4 source fields
SEC form
4
Accepted by SEC
06 Jul 2026, 17:46:38 UTC
Prior SEC filing
02 Jul 2026
Source filing
View source filing
Reporting owner 1 detail
Reporting owner signature
/s/ Noleen McDonnell, as Attorney-in-Fact

Key filing fact

Patrick Willcocks filed Form 4 for Arqit Quantum Inc. (ARQQ) on 06 Jul 2026.

Key facts

  • This page summarizes Patrick Willcocks's Form 4 filing for Arqit Quantum Inc. (ARQQ).
  • 9 reported transactions and 4 derivative rows are listed below.
  • Accepted by SEC: 06 Jul 2026, 17:46.

Change

  • Previous filing in this sequence was filed on 02 Jul 2026.
  • Current net transaction value: -$50,632.

Research use

  • This tells you what this filing adds before you inspect full transaction and derivative tables.
  • You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001967211 Primary reporting owner

Willcocks Patrick

Relationship
General Counsel
Address
3 ORCHARD PLACE, LONDON, UNITED KINGDOM
Signature
/s/ Noleen McDonnell, as Attorney-in-Fact
Signature date
06 Jul 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

ARQQ transaction

Ordinary Shares

Options Exercise

Transaction value
Shares
+2,082
Change %
+26%
Price
$0.000000*
Shares after
9,998
Date
01 Jul 2026
Ownership
Direct
Footnotes
F1
ARQQ transaction

Ordinary Shares

Options Exercise

Transaction value
Shares
+110
Change %
+1.1%
Price
$0.000000*
Shares after
10,108
Date
01 Jul 2026
Ownership
Direct
Footnotes
F1
ARQQ transaction

Ordinary Shares

Options Exercise

Transaction value
Shares
+448
Change %
+4.4%
Price
$0.000000*
Shares after
10,556
Date
01 Jul 2026
Ownership
Direct
Footnotes
F1
ARQQ transaction

Ordinary Shares

Options Exercise

Transaction value
Shares
+915
Change %
+8.7%
Price
$0.000000*
Shares after
11,471
Date
01 Jul 2026
Ownership
Direct
Footnotes
F1
ARQQ transaction

Ordinary Shares

Sale

Transaction value
$50,632
Shares
-2,009
Change %
-18%
Price
$25.20
Shares after
9,462
Date
02 Jul 2026
Ownership
Direct

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

ARQQ transaction Derivative

Restricted Share Units

Options Exercise

Transaction value
Shares
-2,082
Change %
-17%
Price
$0.000000*
Shares after
10,413
Date
01 Jul 2026
Ownership
Direct
Underlying class
Ordinary Shares
Underlying amount
2,082
Exercise price
Footnotes
F1, F2
ARQQ transaction Derivative

Restricted Share Units

Options Exercise

Transaction value
Shares
-110
Change %
-100%
Price
$0.000000*
Shares after
0
Date
01 Jul 2026
Ownership
Direct
Underlying class
Ordinary Shares
Underlying amount
110
Exercise price
Footnotes
F1, F3
ARQQ transaction Derivative

Restricted Share Units

Options Exercise

Transaction value
Shares
-448
Change %
-20%
Price
$0.000000*
Shares after
1,784
Date
01 Jul 2026
Ownership
Direct
Underlying class
Ordinary Shares
Underlying amount
448
Exercise price
Footnotes
F1, F4
ARQQ transaction Derivative

Restricted Share Units

Options Exercise

Transaction value
Shares
-915
Change %
-10%
Price
$0.000000*
Shares after
8,240
Date
01 Jul 2026
Ownership
Direct
Underlying class
Ordinary Shares
Underlying amount
915
Exercise price
Footnotes
F1, F5
* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 5 footnotes

Footnote F1

The Restricted Share Units ("RSUs") convert into ARQQ ordinary shares on a one-for-one basis.

Footnote F2

The RSUs vest quarterly in equal installments on July 1 and October 1, 2026, and January 1, April 1, July 1, and October 1, 2027.

Footnote F3

The RSUs vested on July 1, 2026.

Footnote F4

The RSUs vest quarterly in equal installments on July 1 and October 1, 2026, and January 1, April 1, and July 1, 2027.

Footnote F5

The RSUs vest quarterly in equal installments on July 1, and October 1, 2026, and January 1, April 1, July 1, and October 1, 2027, and January 1, April 1, July 1, and October 1, 2028.

SEC remarks

Due to the issuer's status as a foreign private issuer pursuant to Rule 3a12-3(b) under the Securities Exchange Act of 1934 (the "Act"), the reporting person's transactions in the issuer's securities are exempt from Sections 16(b) and 16(c) of the Act. Ex.24 - Power of Attorney

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