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<title>Builders FirstSource, Inc. (BLDR) on GreekSoup</title>
<link>https://greeksoup.ai/stocks/us/bldr/</link>
<description>Every dated entry in the public record on Builders FirstSource, Inc.: results, filings, insider trades and the rest, from the filings, the last 90 days.</description>
<language>en</language>
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<lastBuildDate>Wed, 28 Oct 2026 00:00:00 +0000</lastBuildDate>
<item><title>Builders FirstSource, Inc. filed 8-K/A: officer or director change</title><link>https://greeksoup.ai/stocks/us/bldr/filings/</link><guid isPermaLink="false">us:BLDR:filing:2026-10-16:d793426be9</guid><pubDate>Fri, 16 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/1316835/000119312526424245/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/bldr/filings/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Builders FirstSource, Inc.: short interest 9,939,716 shares at the 15 October 2026 settlement, 3.89 days to cover</title><link>https://greeksoup.ai/stocks/us/bldr/short-interest/</link><guid isPermaLink="false">us:BLDR:short-interest:2026-10-15:28ee8c1ca0</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/bldr/short-interest/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Builders FirstSource, Inc.: Schedule 13G/A filed by BlackRock, Inc., 12.0% of the class</title><link>https://greeksoup.ai/stocks/us/bldr/holders/</link><guid isPermaLink="false">us:BLDR:schedule-13:2026-10-05:cb13d138a7</guid><pubDate>Mon, 05 Oct 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/1316835/000201238326003316/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/bldr/holders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Builders FirstSource, Inc.: short interest 9,165,569 shares at the 30 September 2026 settlement, 1.94 days to cover</title><link>https://greeksoup.ai/stocks/us/bldr/short-interest/</link><guid isPermaLink="false">us:BLDR:short-interest:2026-09-30:319502f912</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/bldr/short-interest/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Builders FirstSource, Inc.: short interest 8,907,075 shares at the 15 September 2026 settlement, 3.37 days to cover</title><link>https://greeksoup.ai/stocks/us/bldr/short-interest/</link><guid isPermaLink="false">us:BLDR:short-interest:2026-09-15:9b3bc40909</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/bldr/short-interest/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Builders FirstSource, Inc.: Steinke Craig Arthur (Director) took 564 shares in place of pay owed in cash (one of 8 insiders the same day) on 10 September 2026</title><link>https://greeksoup.ai/stocks/us/bldr/insiders/</link><guid isPermaLink="false">us:BLDR:insider:2026-09-14:13703bb0e3</guid><pubDate>Mon, 14 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/1316835/000119312526390554/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/bldr/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Builders FirstSource, Inc.: Oleary James (Director) took 564 shares in place of pay owed in cash (one of 8 insiders the same day) on 10 September 2026</title><link>https://greeksoup.ai/stocks/us/bldr/insiders/</link><guid isPermaLink="false">us:BLDR:insider:2026-09-14:4c28e4c81d</guid><pubDate>Mon, 14 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/1316835/000119312526390551/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/bldr/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Builders FirstSource, Inc.: Charles Dirkson R (Director) took 470 shares in place of pay owed in cash (one of 8 insiders the same day) on 10 September 2026</title><link>https://greeksoup.ai/stocks/us/bldr/insiders/</link><guid isPermaLink="false">us:BLDR:insider:2026-09-14:18c3cb8df0</guid><pubDate>Mon, 14 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/1316835/000119312526390552/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/bldr/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Builders FirstSource, Inc.: Renz Maria (Director) took 489 shares in place of pay owed in cash (one of 8 insiders the same day) on 10 September 2026</title><link>https://greeksoup.ai/stocks/us/bldr/insiders/</link><guid isPermaLink="false">us:BLDR:insider:2026-09-14:14d0e246d8</guid><pubDate>Mon, 14 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/1316835/000119312526390548/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/bldr/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Builders FirstSource, Inc.: Levy Paul S (Director) took 1,204 shares in place of pay owed in cash (one of 8 insiders the same day) on 10 September 2026</title><link>https://greeksoup.ai/stocks/us/bldr/insiders/</link><guid isPermaLink="false">us:BLDR:insider:2026-09-14:b407db00ba</guid><pubDate>Mon, 14 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/1316835/000119312526390547/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/bldr/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Builders FirstSource, Inc.: Hayes William B (Director) took 583 shares in place of pay owed in cash (one of 8 insiders the same day) on 10 September 2026</title><link>https://greeksoup.ai/stocks/us/bldr/insiders/</link><guid isPermaLink="false">us:BLDR:insider:2026-09-14:268b96ab40</guid><pubDate>Mon, 14 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/1316835/000119312526390546/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/bldr/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Builders FirstSource, Inc.: Christophe Cleveland A (Director) took 564 shares in place of pay owed in cash (one of 8 insiders the same day) on 10 September 2026</title><link>https://greeksoup.ai/stocks/us/bldr/insiders/</link><guid isPermaLink="false">us:BLDR:insider:2026-09-14:6a8cd4b08c</guid><pubDate>Mon, 14 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/1316835/000119312526390543/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/bldr/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Builders FirstSource, Inc.: Boydston Cory Jacobs (Director) took 470 shares in place of pay owed in cash (one of 8 insiders the same day) on 10 September 2026</title><link>https://greeksoup.ai/stocks/us/bldr/insiders/</link><guid isPermaLink="false">us:BLDR:insider:2026-09-14:0e6a5cc410</guid><pubDate>Mon, 14 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/1316835/000119312526390542/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/bldr/insiders/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Builders FirstSource, Inc.: short interest 7,829,223 shares at the 31 August 2026 settlement, 4.38 days to cover</title><link>https://greeksoup.ai/stocks/us/bldr/short-interest/</link><guid isPermaLink="false">us:BLDR:short-interest:2026-08-31:647f35e794</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/bldr/short-interest/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Builders FirstSource, Inc.: short interest 7,264,682 shares at the 14 August 2026 settlement, 3.75 days to cover</title><link>https://greeksoup.ai/stocks/us/bldr/short-interest/</link><guid isPermaLink="false">us:BLDR:short-interest:2026-08-14:018a6307ec</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/bldr/short-interest/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Builders FirstSource, Inc. filed 8-K: officer or director change</title><link>https://greeksoup.ai/stocks/us/bldr/filings/</link><guid isPermaLink="false">us:BLDR:filing:2026-08-07:baacea7bf1</guid><pubDate>Fri, 07 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/1316835/000119312526340381/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/bldr/filings/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Builders FirstSource, Inc.: short interest 8,013,450 shares at the 31 July 2026 settlement, 3.05 days to cover</title><link>https://greeksoup.ai/stocks/us/bldr/short-interest/</link><guid isPermaLink="false">us:BLDR:short-interest:2026-07-31:143904bca7</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/bldr/short-interest/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Builders FirstSource, Inc. Q2 FY2026 results: revenue $3.9 billion, net income -$4 million</title><link>https://greeksoup.ai/stocks/us/bldr/results/fy2026-q2/</link><guid isPermaLink="false">us:BLDR:result:2026-07-30:3d84e8b3c3</guid><pubDate>Thu, 30 Jul 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=0001316835&amp;type=10-&amp;dateb=&amp;owner=include&amp;count=40">The filing</a>. <a href="https://greeksoup.ai/stocks/us/bldr/results/fy2026-q2/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Builders FirstSource, Inc. filed 10-Q: 10-q</title><link>https://greeksoup.ai/stocks/us/bldr/filings/</link><guid isPermaLink="false">us:BLDR:filing:2026-07-30:568dafd82d</guid><pubDate>Thu, 30 Jul 2026 00:00:00 +0000</pubDate><category>SEC filing</category><description><![CDATA[<p>SEC filing. <a href="https://www.sec.gov/Archives/edgar/data/1316835/000119312526325451/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/bldr/filings/">The page on GreekSoup</a>.</p>]]></description></item>
<item><title>Builders FirstSource, Inc. filed 8-K: results of operations</title><link>https://greeksoup.ai/stocks/us/bldr/filings/</link><guid isPermaLink="false">us:BLDR:filing:2026-07-30:9aa2a3195f</guid><pubDate>Thu, 30 Jul 2026 00:00:00 +0000</pubDate><category>SEC filing</category><description><![CDATA[<p>SEC filing. <a href="https://www.sec.gov/Archives/edgar/data/1316835/000119312526324859/">The filing</a>. <a href="https://greeksoup.ai/stocks/us/bldr/filings/">The page on GreekSoup</a>.</p>]]></description></item>
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