ARQQW Insider Plans to Sell 25,000 Shares Worth $0.94M (Form 144)

Form 144 Filing Overview: Arqit Quantum Inc. (ticker ARQQW) has filed a Form 144 indicating that an insider plans to sell up to 25,000 common shares through Fidelity Brokerage Services on or about 23 June 2025.

Rhea-AI Filing Summary

Form 144 Filing Overview: Arqit Quantum Inc. (ticker ARQQW) has filed a Form 144 indicating that an insider plans to sell up to 25,000 common shares through Fidelity Brokerage Services on or about 23 June 2025. The proposed sale carries an aggregate market value of US$937,500, based on recent prices, and represents roughly 0.22 % of the company’s 11,545,354 shares outstanding.

The seller acquired the shares via restricted-stock vesting on 10 March 2025 as part of compensation. A prior disposition of 2,286 shares for US$31,565.77 was executed on 2 April 2025. The filer certifies that no undisclosed material adverse information exists. No additional financial metrics or operational updates accompany this notice.

Insights

Securities Analyst

TL;DR: Small insider sale (0.22 % float) signals routine liquidity; valuation impact negligible.

The Form 144 covers 25,000 shares worth roughly US$0.94 million. Given the modest scale relative to the 11.5 million shares outstanding, the sale should not materially influence supply-demand dynamics or investor sentiment. The shares stem from recent restricted-stock vesting, suggesting normal monetisation rather than strategic divestment. No adverse disclosures are hinted, and the broker is a mainstream platform. Overall, the filing appears administrative with limited market significance.

FAQ

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

How many ARQQW shares are covered by the Form 144 filing?

The notice covers 25,000 common shares of Arqit Quantum Inc.

What is the total market value of the shares to be sold?

The aggregate market value is estimated at US$937,500.

When is the insider planning to execute the sale?

The approximate sale date disclosed is 23 June 2025.

How were the shares originally acquired by the insider?

They were obtained via restricted-stock vesting on 10 March 2025 as compensation.

What percentage of Arqit Quantum’s outstanding shares does this sale represent?

About 0.22 % of the 11,545,354 shares outstanding.

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

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Accepted by SEC EDGAR 06/23/2025 - 12:36 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	0002035890
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	Leaver Andrew
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
Relationship to Issuer	Director

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	25000	937500.00	11545354	06/23/2025	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	03/10/2025	Restricted Stock Vesting	Issuer			25000	03/10/2025	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
Andrew Leaver 3 Orchard Place London X0 SW1H 0BF	Common	04/02/2025	2286	31565.77

144: Remarks and Signature

Remarks
Date of Notice	06/23/2025
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/ Jennifer Ruchti, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Andrew J. Leaver
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)