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<title>Magnite, Inc. (MGNI) on GreekSoup</title>
<link>https://greeksoup.ai/stocks/us/mgni/</link>
<description>Every dated entry in the public record on Magnite, Inc.: results, filings, insider trades and the rest, from the filings, the last 90 days.</description>
<language>en</language>
<atom:link href="https://greeksoup.ai/stocks/us/mgni/feed.xml" rel="self" type="application/rss+xml"/>
<lastBuildDate>Wed, 28 Oct 2026 00:00:00 +0000</lastBuildDate>
<item><title>Magnite, Inc.: short interest 10,507,955 shares at the 15 October 2026 settlement, 6.10 days to cover</title><link>https://greeksoup.ai/stocks/us/mgni/short-interest/</link><guid isPermaLink="false">us:MGNI:short-interest:2026-10-15:e324fc43ed</guid><pubDate>Thu, 15 Oct 2026 00:00:00 +0000</pubDate><category>Short interest</category><description><![CDATA[<p>Short interest. <a href="https://www.finra.org/finra-data/browse-catalog/equity-short-interest/data">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/short-interest/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Caine Paul (Director) sold 12,500 shares (under a trading plan set in advance) at $25.29 on 12 October 2026, $316,125</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-10-14:024361ada2</guid><pubDate>Wed, 14 Oct 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000141176526000011/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc. filed 8-K: material agreement, regulation fd disclosure</title><link>https://greeksoup.ai/stocks/us/mgni/filings/</link><guid isPermaLink="false">us:MGNI:filing:2026-10-07:e57786b611</guid><pubDate>Wed, 07 Oct 2026 00:00:00 +0000</pubDate><category>SEC filing</category><description><![CDATA[<p>SEC filing. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000119312526417011/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/filings/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: short interest 10,926,829 shares at the 30 September 2026 settlement, 4.08 days to cover</title><link>https://greeksoup.ai/stocks/us/mgni/short-interest/</link><guid isPermaLink="false">us:MGNI:short-interest:2026-09-30:27d35a9322</guid><pubDate>Wed, 30 Sep 2026 00:00:00 +0000</pubDate><category>Short interest</category><description><![CDATA[<p>Short interest. <a href="https://www.finra.org/finra-data/browse-catalog/equity-short-interest/data">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/short-interest/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc. filed 8-K: officer or director change</title><link>https://greeksoup.ai/stocks/us/mgni/filings/</link><guid isPermaLink="false">us:MGNI:filing:2026-09-21:2e3b65cb95</guid><pubDate>Mon, 21 Sep 2026 00:00:00 +0000</pubDate><category>SEC filing</category><description><![CDATA[<p>SEC filing. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000159597426000032/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/filings/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Caine Paul (Director) sold 7,500 shares (under a trading plan set in advance) at $26.50 on 17 September 2026, $198,750</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-09-18:3dc5e2614d</guid><pubDate>Fri, 18 Sep 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000141176526000009/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Knopper Douglas S (Director) sold 37,337 shares (under a trading plan set in advance) at $26.28 on 17 September 2026, $981,216</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-09-18:0f146cacff</guid><pubDate>Fri, 18 Sep 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000135087626000005/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, PAUL CAINE plans to sell 20,000 shares worth $475,600 around 17 September 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-09-17:85dab57bb2</guid><pubDate>Thu, 17 Sep 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726009650/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, Douglas S. Knopper &amp;amp; Abigail L. Knopper TTEES of the Knopper Joint Mgmt Trust 11/15/13 plans to sell 37,337 shares worth $887,874 around 17 September 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-09-17:b2ae964bdc</guid><pubDate>Thu, 17 Sep 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726009643/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Buonasera David (CHIEF TECHNOLOGY OFFICER) sold 1,165 shares (under a trading plan set in advance) at $24.00 on 14 September 2026, $27,960</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-09-16:812e0aedf5</guid><pubDate>Wed, 16 Sep 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000196685726000015/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Spillane Robert F (Director) sold 10,363 shares at $23.76 on 14 September 2026, $246,225</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-09-16:90f9843e81</guid><pubDate>Wed, 16 Sep 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000160380826000005/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: short interest 11,433,129 shares at the 15 September 2026 settlement, 5.25 days to cover</title><link>https://greeksoup.ai/stocks/us/mgni/short-interest/</link><guid isPermaLink="false">us:MGNI:short-interest:2026-09-15:0b7bf01a3b</guid><pubDate>Tue, 15 Sep 2026 00:00:00 +0000</pubDate><category>Short interest</category><description><![CDATA[<p>Short interest. <a href="https://www.finra.org/finra-data/browse-catalog/equity-short-interest/data">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/short-interest/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, DAVID BUONASERA plans to sell 1,165 shares worth $27,692 around 14 September 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-09-14:47c9d4e7a8</guid><pubDate>Mon, 14 Sep 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726009424/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, ROBERT SPILLANE plans to sell 10,363 shares worth $246,241 around 14 September 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-09-14:374c84f097</guid><pubDate>Mon, 14 Sep 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726009450/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, KATHERYN EVANS plans to sell 13,997 shares worth $335,928 around 11 September 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-09-11:0ee94f5188</guid><pubDate>Fri, 11 Sep 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726009325/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Evans Katie Seitz (See Remarks) sold 13,997 shares (under a trading plan set in advance) at $24.00 on 11 September 2026, $335,928</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-09-11:c5bf4f8bf4</guid><pubDate>Fri, 11 Sep 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000170026226000013/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Saltz Aaron (CHIEF LEGAL OFFICER) sold 40,000 shares (under a trading plan set in advance) at $23.41 on 10 September 2026, $936,400</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-09-11:b4519182ef</guid><pubDate>Fri, 11 Sep 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000180798626000009/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Caine Paul (Director) sold 5,000 shares (under a trading plan set in advance) at $23.53 on 10 September 2026, $117,650</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-09-11:2460b15c14</guid><pubDate>Fri, 11 Sep 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000141176526000007/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, PAUL CAINE plans to sell 10,000 shares worth $235,800 around 10 September 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-09-10:c68bb7d21a</guid><pubDate>Thu, 10 Sep 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726009288/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, AARON SALTZ plans to sell 60,000 shares worth $1.4 million around 10 September 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-09-10:6df4188161</guid><pubDate>Thu, 10 Sep 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726009287/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Evans Katie Seitz (See Remarks) sold 11,100 shares (under a trading plan set in advance) at $23.46 on 9 September 2026, $260,406</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-09-10:8b5c768234</guid><pubDate>Thu, 10 Sep 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000170026226000011/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Evans Katie Seitz (See Remarks) sold 32,285 shares (under a trading plan set in advance) at $23.63 on 8 September 2026, $762,895</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-09-10:0d588d109c</guid><pubDate>Thu, 10 Sep 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000170026226000011/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, KATHERYN EVANS plans to sell 11,100 shares worth $260,357 around 9 September 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-09-09:0491dc58cc</guid><pubDate>Wed, 09 Sep 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726009255/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, KATHERYN EVANS plans to sell 32,285 shares worth $762,871 around 8 September 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-09-08:2b11b1ae06</guid><pubDate>Tue, 08 Sep 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726009170/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Buonasera David (CHIEF TECHNOLOGY OFFICER) sold 1,043 shares (under a trading plan set in advance) at $25.00 on 2 September 2026, $26,075</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-09-03:cdd220be65</guid><pubDate>Thu, 03 Sep 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000196685726000013/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Buonasera David (CHIEF TECHNOLOGY OFFICER) sold 5,371 shares (under a trading plan set in advance) at $23.42 on 1 September 2026, $125,789</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-09-03:a2fcf3440c</guid><pubDate>Thu, 03 Sep 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000196685726000013/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, DAVID BUONASERA plans to sell 1,043 shares worth $26,075 around 2 September 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-09-02:dcd06c7202</guid><pubDate>Wed, 02 Sep 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726009005/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, DAVID BUONASERA plans to sell 5,371 shares worth $125,789 around 1 September 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-09-01:814dcb9512</guid><pubDate>Tue, 01 Sep 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726008910/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: short interest 10,978,762 shares at the 31 August 2026 settlement, 5.64 days to cover</title><link>https://greeksoup.ai/stocks/us/mgni/short-interest/</link><guid isPermaLink="false">us:MGNI:short-interest:2026-08-31:0a3362c7fc</guid><pubDate>Mon, 31 Aug 2026 00:00:00 +0000</pubDate><category>Short interest</category><description><![CDATA[<p>Short interest. <a href="https://www.finra.org/finra-data/browse-catalog/equity-short-interest/data">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/short-interest/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, SARAH PATRICIA HARDEN plans to sell 18,436 shares worth $442,464 around 28 August 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-08-28:cc16c16434</guid><pubDate>Fri, 28 Aug 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726008806/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Harden Sarah Patricia (Director) sold 18,436 shares (under a trading plan set in advance) at $24.00 on 28 August 2026, $442,464</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-08-28:e23ba4dd3a</guid><pubDate>Fri, 28 Aug 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000178187326000003/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Harden Sarah Patricia (Director) sold 30,550 shares (under a trading plan set in advance) at $23.31 on 26 August 2026, $712,120</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-08-28:f68fcfabf5</guid><pubDate>Fri, 28 Aug 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000178187326000003/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, SARAH PATRICIA HARDEN plans to sell 30,550 shares worth $712,167 around 26 August 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-08-26:74e9e40a7b</guid><pubDate>Wed, 26 Aug 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726008732/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, SEAN BUCKLEY plans to sell 2,759 shares worth $66,740 around 18 August 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-08-18:abc0ffba24</guid><pubDate>Tue, 18 Aug 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726008319/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Buckley Sean Patrick (See Remarks) sold 2,759 shares (under a trading plan set in advance) at $25.00 on 18 August 2026, $68,975</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-08-18:e6c1495804</guid><pubDate>Tue, 18 Aug 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000186511626000009/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Buckley Sean Patrick (See Remarks) sold 8,271 shares (under a trading plan set in advance) at $24.31 on 17 August 2026, $201,068</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-08-18:4e68290e69</guid><pubDate>Tue, 18 Aug 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000186511626000009/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Caine Paul (Director) sold 7,500 shares (under a trading plan set in advance) at $25.00 on 14 August 2026, $187,500</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-08-18:a4a9e7716b</guid><pubDate>Tue, 18 Aug 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000141176526000005/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, SEAN BUCKLEY plans to sell 8,271 shares worth $204,542 around 17 August 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-08-17:fbecbc5b9b</guid><pubDate>Mon, 17 Aug 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726008259/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, PAUL CAINE plans to sell 2,500 shares worth $61,450 around 14 August 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-08-14:0eeb13d227</guid><pubDate>Fri, 14 Aug 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726008174/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: short interest 11,178,680 shares at the 14 August 2026 settlement, 3.08 days to cover</title><link>https://greeksoup.ai/stocks/us/mgni/short-interest/</link><guid isPermaLink="false">us:MGNI:short-interest:2026-08-14:270869257d</guid><pubDate>Fri, 14 Aug 2026 00:00:00 +0000</pubDate><category>Short interest</category><description><![CDATA[<p>Short interest. <a href="https://www.finra.org/finra-data/browse-catalog/equity-short-interest/data">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/short-interest/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Schedule 13G/A filed by Wellington Management Group LLP, 4.2% of the class</title><link>https://greeksoup.ai/stocks/us/mgni/holders/</link><guid isPermaLink="false">us:MGNI:schedule-13:2026-08-13:1baa502b3a</guid><pubDate>Thu, 13 Aug 2026 00:00:00 +0000</pubDate><category>Schedule 13D/13G</category><description><![CDATA[<p>Schedule 13D/13G. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000090221926000303/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/holders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Gephart Brian (CHIEF ACCOUNTING OFFICER) sold 12,479 shares at $24.68 on 10 August 2026, $307,982</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-08-12:056d3615a4</guid><pubDate>Wed, 12 Aug 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000177848426000006/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Lam Rachel (Director) sold 10,000 shares at $24.16 on 10 August 2026, $241,600</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-08-12:bc01773e8a</guid><pubDate>Wed, 12 Aug 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000157923226000004/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Caine Paul (Director) sold 5,000 shares (under a trading plan set in advance) at $24.35 on 10 August 2026, $121,750</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-08-12:bc544a9914</guid><pubDate>Wed, 12 Aug 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000141176526000003/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, RACHEL LAM plans to sell 10,000 shares worth $241,572 around 10 August 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-08-10:75ec968e42</guid><pubDate>Mon, 10 Aug 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726007869/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, BRIAN GEPHART plans to sell 12,479 shares worth $308,024 around 10 August 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-08-10:57ab189d37</guid><pubDate>Mon, 10 Aug 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726007857/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Buckley Sean Patrick (See Remarks) sold 47,942 shares (under a trading plan set in advance) at $25.09 on 6 August 2026, $1.2 million</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-08-07:8dab00ca87</guid><pubDate>Fri, 07 Aug 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000186511626000007/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Buckley Sean Patrick (See Remarks) sold 19,237 shares (under a trading plan set in advance) at $23.00 on 6 August 2026, $442,451</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-08-07:0af989c6b9</guid><pubDate>Fri, 07 Aug 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000186511626000007/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Knopper Douglas S (Director) sold 37,337 shares (under a trading plan set in advance) at $22.72 on 6 August 2026, $848,297</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-08-07:e191fe2824</guid><pubDate>Fri, 07 Aug 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000135087626000003/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Buonasera David (CHIEF TECHNOLOGY OFFICER) sold 4,176 shares (under a trading plan set in advance) at $22.81 on 6 August 2026, $95,255</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-08-07:7ef610dc55</guid><pubDate>Fri, 07 Aug 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000196685726000009/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Buonasera David (CHIEF TECHNOLOGY OFFICER) sold 2,602 shares (under a trading plan set in advance) at $24.00 on 6 August 2026, $62,448</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-08-07:59657d1a51</guid><pubDate>Fri, 07 Aug 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000196685726000009/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Buonasera David (CHIEF TECHNOLOGY OFFICER) sold 871 shares (under a trading plan set in advance) at $25.00 on 6 August 2026, $21,775</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-08-07:9dd8aeafbc</guid><pubDate>Fri, 07 Aug 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000196685726000009/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Evans Katie Seitz (See Remarks) sold 20,000 shares (under a trading plan set in advance) at $24.00 on 6 August 2026, $480,000</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-08-07:34e8b26d00</guid><pubDate>Fri, 07 Aug 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000170026226000007/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Barrett Michael G. (CEO) sold 293,968 shares (under a trading plan set in advance) at $22.72 on 6 August 2026, $6.7 million</title><link>https://greeksoup.ai/stocks/us/mgni/insiders/</link><guid isPermaLink="false">us:MGNI:insider:2026-08-07:374b326e89</guid><pubDate>Fri, 07 Aug 2026 00:00:00 +0000</pubDate><category>Insider trade</category><description><![CDATA[<p>Insider trade. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000110061226000009/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, DAVID BUONASERA plans to sell 7,649 shares worth $179,460 around 6 August 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-08-06:2e1c60be23</guid><pubDate>Thu, 06 Aug 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726007742/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, Douglas S. Knopper &amp;amp; Abigail L. Knopper TTEES of the Knopper Joint Mgmt Trust 11/15/13 plans to sell 18,209 shares worth $376,380 around 6 August 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-08-06:2c2c425420</guid><pubDate>Thu, 06 Aug 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726007745/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, DOUGLAS KNOPPER plans to sell 19,128 shares worth $395,376 around 6 August 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-08-06:52b253745b</guid><pubDate>Thu, 06 Aug 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726007747/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, KATHERYN EVANS plans to sell 20,000 shares worth $480,000 around 6 August 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-08-06:38a125969c</guid><pubDate>Thu, 06 Aug 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726007746/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, SEAN BUCKLEY plans to sell 67,179 shares worth $1.4 million around 6 August 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-08-06:0762b51b22</guid><pubDate>Thu, 06 Aug 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726007749/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Form 144, MICHAEL G BARRETT plans to sell 293,968 shares worth $6.7 million around 6 August 2026</title><link>https://greeksoup.ai/stocks/us/mgni/planned-sales/</link><guid isPermaLink="false">us:MGNI:planned-sale:2026-08-06:02460118a1</guid><pubDate>Thu, 06 Aug 2026 00:00:00 +0000</pubDate><category>Form 144</category><description><![CDATA[<p>Form 144. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000195004726007720/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/planned-sales/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: Schedule 13G filed by FMR LLC, 5.4% of the class</title><link>https://greeksoup.ai/stocks/us/mgni/holders/</link><guid isPermaLink="false">us:MGNI:schedule-13:2026-08-06:961ebba365</guid><pubDate>Thu, 06 Aug 2026 00:00:00 +0000</pubDate><category>Schedule 13D/13G</category><description><![CDATA[<p>Schedule 13D/13G. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000031506626002056/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/holders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc. Q2 FY2026 results: revenue $193 million, net income $19 million</title><link>https://greeksoup.ai/stocks/us/mgni/results/fy2026-q2/</link><guid isPermaLink="false">us:MGNI:result:2026-08-05:1c40d33638</guid><pubDate>Wed, 05 Aug 2026 00:00:00 +0000</pubDate><category>Results</category><description><![CDATA[<p>Results. <a href="https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&amp;CIK=0001595974&amp;type=10-&amp;dateb=&amp;owner=include&amp;count=40">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/results/fy2026-q2/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc. filed 10-Q: 10-q</title><link>https://greeksoup.ai/stocks/us/mgni/filings/</link><guid isPermaLink="false">us:MGNI:filing:2026-08-05:828d43f1cb</guid><pubDate>Wed, 05 Aug 2026 00:00:00 +0000</pubDate><category>SEC filing</category><description><![CDATA[<p>SEC filing. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000162828026053343/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/filings/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc. filed 8-K: results of operations</title><link>https://greeksoup.ai/stocks/us/mgni/filings/</link><guid isPermaLink="false">us:MGNI:filing:2026-08-05:1b8dba7c28</guid><pubDate>Wed, 05 Aug 2026 00:00:00 +0000</pubDate><category>SEC filing</category><description><![CDATA[<p>SEC filing. <a href="https://www.sec.gov/Archives/edgar/data/1595974/000162828026053334/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/filings/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Magnite, Inc.: short interest 11,638,779 shares at the 31 July 2026 settlement, 5.56 days to cover</title><link>https://greeksoup.ai/stocks/us/mgni/short-interest/</link><guid isPermaLink="false">us:MGNI:short-interest:2026-07-31:59449e33c2</guid><pubDate>Fri, 31 Jul 2026 00:00:00 +0000</pubDate><category>Short interest</category><description><![CDATA[<p>Short interest. <a href="https://www.finra.org/finra-data/browse-catalog/equity-short-interest/data">The filing</a>. <a href="https://greeksoup.ai/stocks/us/mgni/short-interest/">The page on GreekSoup</a>.</p>]]></description></item>
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