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    <title>Aptevo Therapeutics Inc. (APVO) - Company Filings</title>
    <link>https://www.developersdigest.tech/markets/apvo/filings</link>
    <description>Latest company filings for Aptevo Therapeutics Inc. (APVO) - annual reports, quarterly reports, major events, and insider trades, newest first.</description>
    <language>en</language>
    <lastBuildDate>Fri, 10 Jul 2026 00:55:23 GMT</lastBuildDate>
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    <item>
      <title><![CDATA[APVO: Major company event (8-K)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312526241867/apvo-20260525.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Major company event (8-K) on 2026-05-27.]]></description>
      <pubDate>Wed, 27 May 2026 12:00:00 GMT</pubDate>
      <category>8-K</category>
    </item>
    <item>
      <title><![CDATA[APVO: Quarterly report (10-Q)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312526221661/apvo-20260331.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Quarterly report (10-Q) on 2026-05-13.]]></description>
      <pubDate>Wed, 13 May 2026 12:00:00 GMT</pubDate>
      <category>10-Q</category>
    </item>
    <item>
      <title><![CDATA[APVO: Major company event (8-K)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312526221593/apvo-20260513.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Major company event (8-K) on 2026-05-13.]]></description>
      <pubDate>Wed, 13 May 2026 12:00:00 GMT</pubDate>
      <category>8-K</category>
    </item>
    <item>
      <title><![CDATA[APVO: Major company event (8-K)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312526208958/apvo-20260506.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Major company event (8-K) on 2026-05-06.]]></description>
      <pubDate>Wed, 06 May 2026 12:00:00 GMT</pubDate>
      <category>8-K</category>
    </item>
    <item>
      <title><![CDATA[APVO: Annual report (10-K)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312526126278/apvo-20251231.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Annual report (10-K) on 2026-03-26.]]></description>
      <pubDate>Thu, 26 Mar 2026 12:00:00 GMT</pubDate>
      <category>10-K</category>
    </item>
    <item>
      <title><![CDATA[APVO: Major company event (8-K)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312526126190/apvo-20260326.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Major company event (8-K) on 2026-03-26.]]></description>
      <pubDate>Thu, 26 Mar 2026 12:00:00 GMT</pubDate>
      <category>8-K</category>
    </item>
    <item>
      <title><![CDATA[APVO: Major company event (8-K)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312526100539/apvo-20260310.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Major company event (8-K) on 2026-03-11.]]></description>
      <pubDate>Wed, 11 Mar 2026 12:00:00 GMT</pubDate>
      <category>8-K</category>
    </item>
    <item>
      <title><![CDATA[APVO: Major company event (8-K)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312526057707/apvo-20260218.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Major company event (8-K) on 2026-02-19.]]></description>
      <pubDate>Thu, 19 Feb 2026 12:00:00 GMT</pubDate>
      <category>8-K</category>
    </item>
    <item>
      <title><![CDATA[APVO: SCHEDULE 13G/A]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000164955326000020/xslSCHEDULE_13G_X01/primary_doc.xml</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a SCHEDULE 13G/A (SCHEDULE 13G/A) on 2026-02-17.]]></description>
      <pubDate>Tue, 17 Feb 2026 12:00:00 GMT</pubDate>
      <category>SCHEDULE 13G/A</category>
    </item>
    <item>
      <title><![CDATA[APVO: SCHEDULE 13G/A]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000090266426001127/xslSCHEDULE_13G_X01/primary_doc.xml</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a SCHEDULE 13G/A (SCHEDULE 13G/A) on 2026-02-17.]]></description>
      <pubDate>Tue, 17 Feb 2026 12:00:00 GMT</pubDate>
      <category>SCHEDULE 13G/A</category>
    </item>
    <item>
      <title><![CDATA[APVO: Major company event (8-K)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312526034473/apvo-20260130.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Major company event (8-K) on 2026-02-03.]]></description>
      <pubDate>Tue, 03 Feb 2026 12:00:00 GMT</pubDate>
      <category>8-K</category>
    </item>
    <item>
      <title><![CDATA[APVO: EFFECT]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/999999999526000430/xslEFFECTX01/primary_doc.xml</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a EFFECT (EFFECT) on 2026-01-30.]]></description>
      <pubDate>Fri, 30 Jan 2026 12:00:00 GMT</pubDate>
      <category>EFFECT</category>
    </item>
    <item>
      <title><![CDATA[APVO: 424B4]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312526032011/apvo-2026-424b4_-_eloc.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a 424B4 (424B4) on 2026-01-30.]]></description>
      <pubDate>Fri, 30 Jan 2026 12:00:00 GMT</pubDate>
      <category>424B4</category>
    </item>
    <item>
      <title><![CDATA[APVO: IPO registration (S-1)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312526027200/apvo-20260128.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a IPO registration (S-1) on 2026-01-28.]]></description>
      <pubDate>Wed, 28 Jan 2026 12:00:00 GMT</pubDate>
      <category>S-1</category>
    </item>
    <item>
      <title><![CDATA[APVO: Proxy statement (DEF 14A)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312526022560/apvo-20260123.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Proxy statement (DEF 14A) on 2026-01-26.]]></description>
      <pubDate>Mon, 26 Jan 2026 12:00:00 GMT</pubDate>
      <category>DEF 14A</category>
    </item>
    <item>
      <title><![CDATA[APVO: PRE 14A]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312526015339/apvo-20260116.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a PRE 14A (PRE 14A) on 2026-01-16.]]></description>
      <pubDate>Fri, 16 Jan 2026 12:00:00 GMT</pubDate>
      <category>PRE 14A</category>
    </item>
    <item>
      <title><![CDATA[APVO: Major company event (8-K)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312526008318/apvo-20260108.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Major company event (8-K) on 2026-01-09.]]></description>
      <pubDate>Fri, 09 Jan 2026 12:00:00 GMT</pubDate>
      <category>8-K</category>
    </item>
    <item>
      <title><![CDATA[APVO: Major company event (8-K)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312525335497/apvo-20251229.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Major company event (8-K) on 2025-12-29.]]></description>
      <pubDate>Mon, 29 Dec 2025 12:00:00 GMT</pubDate>
      <category>8-K</category>
    </item>
    <item>
      <title><![CDATA[APVO: Major company event (8-K)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312525312972/apvo-20251209.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Major company event (8-K) on 2025-12-09.]]></description>
      <pubDate>Tue, 09 Dec 2025 12:00:00 GMT</pubDate>
      <category>8-K</category>
    </item>
    <item>
      <title><![CDATA[APVO: EFFECT]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/999999999525003381/xslEFFECTX01/primary_doc.xml</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a EFFECT (EFFECT) on 2025-11-25.]]></description>
      <pubDate>Tue, 25 Nov 2025 12:00:00 GMT</pubDate>
      <category>EFFECT</category>
    </item>
    <item>
      <title><![CDATA[APVO: 424B4]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312525297513/apvo-2025-424b4_-_eloc2.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a 424B4 (424B4) on 2025-11-25.]]></description>
      <pubDate>Tue, 25 Nov 2025 12:00:00 GMT</pubDate>
      <category>424B4</category>
    </item>
    <item>
      <title><![CDATA[APVO: Company correspondence (CORRESP)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312525293460/filename1.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Company correspondence (CORRESP) on 2025-11-24.]]></description>
      <pubDate>Mon, 24 Nov 2025 12:00:00 GMT</pubDate>
      <category>CORRESP</category>
    </item>
    <item>
      <title><![CDATA[APVO: Insider trade (4)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312525277771/xslF345X05/ownership.xml</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Insider trade (4) on 2025-11-12.]]></description>
      <pubDate>Wed, 12 Nov 2025 12:00:00 GMT</pubDate>
      <category>4</category>
    </item>
    <item>
      <title><![CDATA[APVO: Quarterly report (10-Q)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312525269598/apvo-20250930.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Quarterly report (10-Q) on 2025-11-06.]]></description>
      <pubDate>Thu, 06 Nov 2025 12:00:00 GMT</pubDate>
      <category>10-Q</category>
    </item>
    <item>
      <title><![CDATA[APVO: Major company event (8-K)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312525269470/apvo-20251106.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Major company event (8-K) on 2025-11-06.]]></description>
      <pubDate>Thu, 06 Nov 2025 12:00:00 GMT</pubDate>
      <category>8-K</category>
    </item>
    <item>
      <title><![CDATA[APVO: Major company event (8-K)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312525258665/apvo-20251030.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Major company event (8-K) on 2025-10-30.]]></description>
      <pubDate>Thu, 30 Oct 2025 12:00:00 GMT</pubDate>
      <category>8-K</category>
    </item>
    <item>
      <title><![CDATA[APVO: IPO registration (S-1)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312525226825/apvo-20251001.htm</link>
      <guid isPermaLink="false">0001193125-25-226825</guid>
      <description><![CDATA[Aptevo Therapeutics Inc. filed a IPO registration (S-1) on 2025-10-01.]]></description>
      <pubDate>Wed, 01 Oct 2025 12:00:00 GMT</pubDate>
      <category>S-1</category>
    </item>
    <item>
      <title><![CDATA[APVO: SCHEDULE 13G]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000090266425004113/xslSCHEDULE_13G_X01/primary_doc.xml</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a SCHEDULE 13G (SCHEDULE 13G) on 2025-09-17.]]></description>
      <pubDate>Wed, 17 Sep 2025 12:00:00 GMT</pubDate>
      <category>SCHEDULE 13G</category>
    </item>
    <item>
      <title><![CDATA[APVO: Major company event (8-K)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000119312525205107/apvo-20250916.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Major company event (8-K) on 2025-09-16.]]></description>
      <pubDate>Tue, 16 Sep 2025 12:00:00 GMT</pubDate>
      <category>8-K</category>
    </item>
    <item>
      <title><![CDATA[APVO: Major company event (8-K)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000167158425000005/apvo-20250904.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Major company event (8-K) on 2025-09-04.]]></description>
      <pubDate>Thu, 04 Sep 2025 12:00:00 GMT</pubDate>
      <category>8-K</category>
    </item>
    <item>
      <title><![CDATA[APVO: SCHEDULE 13G/A]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000164955325000151/xslSCHEDULE_13G_X01/primary_doc.xml</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a SCHEDULE 13G/A (SCHEDULE 13G/A) on 2025-08-14.]]></description>
      <pubDate>Thu, 14 Aug 2025 12:00:00 GMT</pubDate>
      <category>SCHEDULE 13G/A</category>
    </item>
    <item>
      <title><![CDATA[APVO: SCHEDULE 13G/A]]></title>
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      <pubDate>Thu, 14 Aug 2025 12:00:00 GMT</pubDate>
      <category>SCHEDULE 13G/A</category>
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    <item>
      <title><![CDATA[APVO: SCHEDULE 13G]]></title>
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      <pubDate>Wed, 13 Aug 2025 12:00:00 GMT</pubDate>
      <category>SCHEDULE 13G</category>
    </item>
    <item>
      <title><![CDATA[APVO: Quarterly report (10-Q)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000095017025106247/apvo-20250630.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Quarterly report (10-Q) on 2025-08-11.]]></description>
      <pubDate>Mon, 11 Aug 2025 12:00:00 GMT</pubDate>
      <category>10-Q</category>
    </item>
    <item>
      <title><![CDATA[APVO: Major company event (8-K)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000095017025106246/apvo-20250811.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Major company event (8-K) on 2025-08-11.]]></description>
      <pubDate>Mon, 11 Aug 2025 12:00:00 GMT</pubDate>
      <category>8-K</category>
    </item>
    <item>
      <title><![CDATA[APVO: Insider trade (4)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000095017025105942/xslF345X05/ownership.xml</link>
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      <pubDate>Fri, 08 Aug 2025 12:00:00 GMT</pubDate>
      <category>4</category>
    </item>
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      <title><![CDATA[APVO: Insider trade (4)]]></title>
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      <pubDate>Fri, 08 Aug 2025 12:00:00 GMT</pubDate>
      <category>4</category>
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      <title><![CDATA[APVO: Insider trade (4)]]></title>
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      <pubDate>Fri, 08 Aug 2025 12:00:00 GMT</pubDate>
      <category>4</category>
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    <item>
      <title><![CDATA[APVO: Insider trade (4)]]></title>
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      <title><![CDATA[APVO: Insider trade (4)]]></title>
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      <title><![CDATA[APVO: Insider trade (4)]]></title>
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      <title><![CDATA[APVO: Insider trade (4)]]></title>
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      <category>4</category>
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      <title><![CDATA[APVO: Insider trade (4)]]></title>
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      <pubDate>Fri, 08 Aug 2025 12:00:00 GMT</pubDate>
      <category>4</category>
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      <title><![CDATA[APVO: Insider trade (4)]]></title>
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      <pubDate>Fri, 08 Aug 2025 12:00:00 GMT</pubDate>
      <category>4</category>
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    <item>
      <title><![CDATA[APVO: Insider trade (4)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000095017025105887/xslF345X05/ownership.xml</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a Insider trade (4) on 2025-08-08.]]></description>
      <pubDate>Fri, 08 Aug 2025 12:00:00 GMT</pubDate>
      <category>4</category>
    </item>
    <item>
      <title><![CDATA[APVO: 424B4]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000095017025105823/apvo-2025-424b4_-_eloc.htm</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a 424B4 (424B4) on 2025-08-08.]]></description>
      <pubDate>Fri, 08 Aug 2025 12:00:00 GMT</pubDate>
      <category>424B4</category>
    </item>
    <item>
      <title><![CDATA[APVO: EFFECT]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/999999999525002457/xslEFFECTX01/primary_doc.xml</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a EFFECT (EFFECT) on 2025-08-01.]]></description>
      <pubDate>Fri, 01 Aug 2025 12:00:00 GMT</pubDate>
      <category>EFFECT</category>
    </item>
    <item>
      <title><![CDATA[APVO: Company correspondence (CORRESP)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000095017025100776/filename1.htm</link>
      <guid isPermaLink="false">0000950170-25-100776</guid>
      <description><![CDATA[Aptevo Therapeutics Inc. filed a Company correspondence (CORRESP) on 2025-07-31.]]></description>
      <pubDate>Thu, 31 Jul 2025 12:00:00 GMT</pubDate>
      <category>CORRESP</category>
    </item>
    <item>
      <title><![CDATA[APVO: SEC correspondence (UPLOAD)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000000000025008051/filename1.pdf</link>
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      <description><![CDATA[Aptevo Therapeutics Inc. filed a SEC correspondence (UPLOAD) on 2025-07-30.]]></description>
      <pubDate>Wed, 30 Jul 2025 12:00:00 GMT</pubDate>
      <category>UPLOAD</category>
    </item>
    <item>
      <title><![CDATA[APVO: IPO registration (S-1)]]></title>
      <link>https://www.sec.gov/Archives/edgar/data/1671584/000095017025098788/apvo-2025-s1_-_eloc.htm</link>
      <guid isPermaLink="false">0000950170-25-098788</guid>
      <description><![CDATA[Aptevo Therapeutics Inc. filed a IPO registration (S-1) on 2025-07-25.]]></description>
      <pubDate>Fri, 25 Jul 2025 12:00:00 GMT</pubDate>
      <category>S-1</category>
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