<?xml version="1.0" encoding="UTF-8" ?><!-- Generated on Mon, 16 Mar 2026 04:41:20 -0400--><rss version="2.0">
    <channel>
        <title>Arqit Quantum Inc. (ARQQ) SEC Filings</title>
        <link>https://ir.arqit.uk/sec-filings/annual-reports/rss</link>
        <description>Arqit Quantum Inc. (ARQQ) - Annual Reports</description>
        <language>en-us</language>
                                            <image>
                <url>https://d1io3yog0oux5.cloudfront.net/_bfec20c1f7c775e541953fb67a4e7952/arqit/files/theme/images/logo-sm.png</url>
                <title>Arqit Quantum Inc. Logo</title>
                <link></link>
            </image>
                <generator>Equisolve Investor Relations Suite</generator>
        
                            <item>
                <title><![CDATA[20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]]]></title>
                <description><![CDATA[9 Related Documents: 20-F, EX-2.10, EX-8.1, EX-12.1, EX-12.2, EX-13.1, EX-13.2, EX-15.1, EX-19.1]]></description>
                <link>https://ir.arqit.ukhttps://ir.arqit.uk/sec-filings/all-sec-filings/content/0001104659-25-119500/0001104659-25-119500.pdf</link>
                <pubDate>Tue, 09 Dec 25 00:00:00 -0500</pubDate>
                <guid>https://ir.arqit.ukhttps://ir.arqit.uk/sec-filings/all-sec-filings/content/0001104659-25-119500/0001104659-25-119500.pdf</guid>
                                                                            </item>
                    <item>
                <title><![CDATA[20-F - Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)]]></title>
                <description><![CDATA[12 Related Documents: 20-F, EX-1.1, EX-2.1, EX-2.10, EX-4.2, EX-8.1, EX-12.1, EX-12.2, EX-13.1, EX-13.2, EX-15.1, EX-19.1]]></description>
                <link>https://ir.arqit.ukhttps://ir.arqit.uk/sec-filings/all-sec-filings/content/0001558370-24-016028/0001558370-24-016028.pdf</link>
                <pubDate>Thu, 05 Dec 24 00:00:00 -0500</pubDate>
                <guid>https://ir.arqit.ukhttps://ir.arqit.uk/sec-filings/all-sec-filings/content/0001558370-24-016028/0001558370-24-016028.pdf</guid>
                                                                            </item>
                    <item>
                <title><![CDATA[20-F - Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)]]></title>
                <description><![CDATA[8 Related Documents: 20-F, EX-2.9, EX-12.1, EX-12.2, EX-13.1, EX-13.2, EX-15.1, EX-97.1]]></description>
                <link>https://ir.arqit.ukhttps://ir.arqit.uk/sec-filings/all-sec-filings/content/0001558370-23-019267/0001558370-23-019267.pdf</link>
                <pubDate>Tue, 21 Nov 23 00:00:00 -0500</pubDate>
                <guid>https://ir.arqit.ukhttps://ir.arqit.uk/sec-filings/all-sec-filings/content/0001558370-23-019267/0001558370-23-019267.pdf</guid>
                                                                            </item>
                    <item>
                <title><![CDATA[20-F - Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)]]></title>
                <description><![CDATA[7 Related Documents: 20-F, EX-2.5, EX-8.1, EX-12.1, EX-12.2, EX-13.1, EX-13.2]]></description>
                <link>https://ir.arqit.ukhttps://ir.arqit.uk/sec-filings/all-sec-filings/content/0001558370-22-018615/0001558370-22-018615.pdf</link>
                <pubDate>Wed, 14 Dec 22 00:00:00 -0500</pubDate>
                <guid>https://ir.arqit.ukhttps://ir.arqit.uk/sec-filings/all-sec-filings/content/0001558370-22-018615/0001558370-22-018615.pdf</guid>
                                                                            </item>
                    <item>
                <title><![CDATA[20-F - Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)]]></title>
                <description><![CDATA[7 Related Documents: 20-F, EX-4.7, EX-4.8, EX-12.1, EX-12.2, EX-13.1, EX-13.2]]></description>
                <link>https://ir.arqit.ukhttps://ir.arqit.uk/sec-filings/all-sec-filings/content/0001104659-21-150276/0001104659-21-150276.pdf</link>
                <pubDate>Thu, 16 Dec 21 00:00:00 -0500</pubDate>
                <guid>https://ir.arqit.ukhttps://ir.arqit.uk/sec-filings/all-sec-filings/content/0001104659-21-150276/0001104659-21-150276.pdf</guid>
                                                                            </item>
                    <item>
                <title><![CDATA[20-F - Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)]]></title>
                <description><![CDATA[11 Related Documents: 20-F, EX-1.1, EX-2.4, EX-4.1, EX-4.2, EX-4.3, EX-4.8, EX-8.1, EX-15.1, EX-15.2, EX-15.3]]></description>
                <link>https://ir.arqit.ukhttps://ir.arqit.uk/sec-filings/all-sec-filings/content/0001104659-21-114717/0001104659-21-114717.pdf</link>
                <pubDate>Fri, 10 Sep 21 00:00:00 -0400</pubDate>
                <guid>https://ir.arqit.ukhttps://ir.arqit.uk/sec-filings/all-sec-filings/content/0001104659-21-114717/0001104659-21-114717.pdf</guid>
                                                                            </item>
            </channel>
</rss>