BUILDERS FIRSTSOURCE INC (BLDR) Institutional Ownership and Insiders Activity

BUILDERS FIRSTSOURCE INC (BLDR) is widely held by institutional investors, with 10 tracked firms reporting positions valued at approximately $269.76M based on SEC Form 13F filings for the quarter ended June 30, 2026.

Brave Warrior Advisors is the largest disclosed holder, reporting approximately $195.31M in BLDR holdings in its latest filing.

Institutional ownership among tracked investors remains highly concentrated, with Brave Warrior Advisors representing the majority of disclosed value.

Recent insider activity includes 15 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.