<?xml version="1.0" encoding="UTF-8" ?><!-- Generated on Sun, 19 Apr 2026 04:30:17 -0400--><rss version="2.0">
    <channel>
        <title>Achieve Life Sciences, Inc. (ACHV) SEC Filings</title>
        <link>https://ir.achievelifesciences.com/sec-filings/section-16-filings/rss</link>
        <description>Achieve Life Sciences, Inc. (ACHV) - Section 16 Filings</description>
        <language>en-us</language>
                                            <image>
                <url>https://d1io3yog0oux5.cloudfront.net/_f78f2f7f8abb853c70499f7e80700fc4/achievelifesciences/files/theme/images/logo-sm.png</url>
                <title>Achieve Life Sciences, Inc. Logo</title>
                <link></link>
            </image>
                <generator>Equisolve Investor Relations Suite</generator>
        
                            <item>
                <title><![CDATA[4 - Statement of changes in beneficial ownership of securities]]></title>
                <description><![CDATA[4]]></description>
                <link>https://ir.achievelifesciences.comhttps://ir.achievelifesciences.com/sec-filings/all-sec-filings/content/0001193125-26-031806/0001193125-26-031806.pdf</link>
                <pubDate>Fri, 30 Jan 26 00:00:00 -0500</pubDate>
                <guid>https://ir.achievelifesciences.comhttps://ir.achievelifesciences.com/sec-filings/all-sec-filings/content/0001193125-26-031806/0001193125-26-031806.pdf</guid>
                                                                            </item>
                    <item>
                <title><![CDATA[4 - Statement of changes in beneficial ownership of securities]]></title>
                <description><![CDATA[4]]></description>
                <link>https://ir.achievelifesciences.comhttps://ir.achievelifesciences.com/sec-filings/all-sec-filings/content/0001193125-26-031801/0001193125-26-031801.pdf</link>
                <pubDate>Fri, 30 Jan 26 00:00:00 -0500</pubDate>
                <guid>https://ir.achievelifesciences.comhttps://ir.achievelifesciences.com/sec-filings/all-sec-filings/content/0001193125-26-031801/0001193125-26-031801.pdf</guid>
                                                                            </item>
                    <item>
                <title><![CDATA[4 - Statement of changes in beneficial ownership of securities]]></title>
                <description><![CDATA[4]]></description>
                <link>https://ir.achievelifesciences.comhttps://ir.achievelifesciences.com/sec-filings/all-sec-filings/content/0001193125-26-031795/0001193125-26-031795.pdf</link>
                <pubDate>Fri, 30 Jan 26 00:00:00 -0500</pubDate>
                <guid>https://ir.achievelifesciences.comhttps://ir.achievelifesciences.com/sec-filings/all-sec-filings/content/0001193125-26-031795/0001193125-26-031795.pdf</guid>
                                                                            </item>
                    <item>
                <title><![CDATA[4 - Statement of changes in beneficial ownership of securities]]></title>
                <description><![CDATA[4]]></description>
                <link>https://ir.achievelifesciences.comhttps://ir.achievelifesciences.com/sec-filings/all-sec-filings/content/0001193125-26-031790/0001193125-26-031790.pdf</link>
                <pubDate>Fri, 30 Jan 26 00:00:00 -0500</pubDate>
                <guid>https://ir.achievelifesciences.comhttps://ir.achievelifesciences.com/sec-filings/all-sec-filings/content/0001193125-26-031790/0001193125-26-031790.pdf</guid>
                                                                            </item>
                    <item>
                <title><![CDATA[4 - Statement of changes in beneficial ownership of securities]]></title>
                <description><![CDATA[4]]></description>
                <link>https://ir.achievelifesciences.comhttps://ir.achievelifesciences.com/sec-filings/all-sec-filings/content/0001193125-26-031782/0001193125-26-031782.pdf</link>
                <pubDate>Fri, 30 Jan 26 00:00:00 -0500</pubDate>
                <guid>https://ir.achievelifesciences.comhttps://ir.achievelifesciences.com/sec-filings/all-sec-filings/content/0001193125-26-031782/0001193125-26-031782.pdf</guid>
                                                                            </item>
                    <item>
                <title><![CDATA[4 - Statement of changes in beneficial ownership of securities]]></title>
                <description><![CDATA[4]]></description>
                <link>https://ir.achievelifesciences.comhttps://ir.achievelifesciences.com/sec-filings/all-sec-filings/content/0001193125-26-031761/0001193125-26-031761.pdf</link>
                <pubDate>Fri, 30 Jan 26 00:00:00 -0500</pubDate>
                <guid>https://ir.achievelifesciences.comhttps://ir.achievelifesciences.com/sec-filings/all-sec-filings/content/0001193125-26-031761/0001193125-26-031761.pdf</guid>
                                                                            </item>
                    <item>
                <title><![CDATA[3 - Initial statement of beneficial ownership of securities]]></title>
                <description><![CDATA[2 Related Documents: 3, EX-24]]></description>
                <link>https://ir.achievelifesciences.comhttps://ir.achievelifesciences.com/sec-filings/all-sec-filings/content/0001193125-26-009831/0001193125-26-009831.pdf</link>
                <pubDate>Mon, 12 Jan 26 00:00:00 -0500</pubDate>
                <guid>https://ir.achievelifesciences.comhttps://ir.achievelifesciences.com/sec-filings/all-sec-filings/content/0001193125-26-009831/0001193125-26-009831.pdf</guid>
                                                                            </item>
                    <item>
                <title><![CDATA[4 - Statement of changes in beneficial ownership of securities]]></title>
                <description><![CDATA[4]]></description>
                <link>https://ir.achievelifesciences.comhttps://ir.achievelifesciences.com/sec-filings/all-sec-filings/content/0001193125-25-311199/0001193125-25-311199.pdf</link>
                <pubDate>Mon, 08 Dec 25 00:00:00 -0500</pubDate>
                <guid>https://ir.achievelifesciences.comhttps://ir.achievelifesciences.com/sec-filings/all-sec-filings/content/0001193125-25-311199/0001193125-25-311199.pdf</guid>
                                                                            </item>
                    <item>
                <title><![CDATA[3 - Initial statement of beneficial ownership of securities]]></title>
                <description><![CDATA[2 Related Documents: 3, EX-24]]></description>
                <link>https://ir.achievelifesciences.comhttps://ir.achievelifesciences.com/sec-filings/all-sec-filings/content/0001193125-25-245268/0001193125-25-245268.pdf</link>
                <pubDate>Tue, 21 Oct 25 00:00:00 -0400</pubDate>
                <guid>https://ir.achievelifesciences.comhttps://ir.achievelifesciences.com/sec-filings/all-sec-filings/content/0001193125-25-245268/0001193125-25-245268.pdf</guid>
                                                                            </item>
                    <item>
                <title><![CDATA[4 - Statement of changes in beneficial ownership of securities]]></title>
                <description><![CDATA[4]]></description>
                <link>https://ir.achievelifesciences.comhttps://ir.achievelifesciences.com/sec-filings/all-sec-filings/content/0001193125-25-230324/0001193125-25-230324.pdf</link>
                <pubDate>Fri, 03 Oct 25 00:00:00 -0400</pubDate>
                <guid>https://ir.achievelifesciences.comhttps://ir.achievelifesciences.com/sec-filings/all-sec-filings/content/0001193125-25-230324/0001193125-25-230324.pdf</guid>
                                                                            </item>
            </channel>
</rss>