Arqit (ARQQ) Form 144: 1,091 Shares for $47,034 Planned Sale

Arqit Quantum Inc. (ARQQ) filing a Form 144 notifies a proposed sale of 1,091 common shares valued at $47,034.10 to be sold through Fidelity Brokerage Services on the NASDAQ with an approximate sale date of 10/02/2025.

Rhea-AI Filing Summary

Arqit Quantum Inc. (ARQQ) filing a Form 144 notifies a proposed sale of 1,091 common shares valued at $47,034.10 to be sold through Fidelity Brokerage Services on the NASDAQ with an approximate sale date of 10/02/2025. The shares were acquired on 10/01/2025 by restricted stock vesting and were paid as compensation. The filing also discloses a prior sale by the same person of 956 shares on 07/07/2025 for $31,595.99. The signer certifies no undisclosed material information.

Positive

• Disclosure of planned sale of 1,091 shares valued at $47,034.10 provides transparency
• Shares acquired via restricted stock vesting were paid as compensation, clearly disclosed

Negative

• Insider sold 956 shares on 07/07/2025 for $31,595.99, indicating recent insider liquidity
• Proposed sale close to vesting date (acquired 10/01/2025, approximate sale 10/02/2025) reduces holding period

Insights

Compliance Counsel

Form 144 documents an insider sale notification and confirms regulatory representations.

The filing records a proposed sale under Rule 144 and includes the signer’s statutory representation that no material nonpublic information is known. This is a routine compliance disclosure required for restricted shares and other controlled dispositions and helps satisfy broker and SEC notice expectations.

Equity Compensation Analyst

Restricted stock vested 10/01/2025 and immediate sale planned for 10/02/2025; prior small sale occurred in July 2025.

The filing shows 1,091 vested shares granted as compensation and scheduled for sale through Fidelity, reflecting realized compensation converting to marketable shares. A prior sale of 956 shares on 07/07/2025 for $31,595.99 is disclosed, indicating recent insider liquidity activity.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does Arqit (ARQQ) Form 144 disclose about the proposed sale?

The Form 144 notifies a proposed sale of 1,091 common shares valued at $47,034.10, to be sold through Fidelity on the NASDAQ with an approximate sale date of 10/02/2025.

How were the 1,091 shares acquired according to the filing?

The filing states the shares were acquired on 10/01/2025 by restricted stock vesting and the payment type is listed as compensation.

Did the filer sell other Arqit shares recently?

Yes. The filing discloses a prior sale by the same person of 956 shares on 07/07/2025 for $31,595.99.

Through which broker will the proposed sale be executed?

The proposed sale lists Fidelity Brokerage Services LLC in Smithfield, RI as the broker.

Does the filer claim any undisclosed material information?

By signing the Form 144, the person represents they do not know any material adverse information about the issuer that has not been publicly disclosed.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 10/02/2025 - 03:27 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001967068
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Arqit Quantum Inc.
SEC File Number	001-40777
Address of Issuer	3 ORCHARD PLACE LONDON UNITED KINGDOM SW1H 0BF
Phone	44 203 91 70155
Name of Person for Whose Account the Securities are To Be Sold	Feenan Paul
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	1091	47034.10	11545354	10/02/2025	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	10/01/2025	Restricted Stock Vesting	Issuer			1091	10/01/2025	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Paul Feenan 3 Orchard Place London X0 SW1H 0BF	Common	07/07/2025	956	31595.99

144: Remarks and Signature

Remarks	Sale includes an amount necessary to cover a tax obligation resulting from the settlement of a vested equity award distribution.
Date of Notice	10/02/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Paul Feenan
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)