BUILDERS FIRSTSOURCE INC (BLDR) Institutional Ownership and Insiders Activity

BUILDERS FIRSTSOURCE INC (BLDR) is widely held by institutional investors, with 9 tracked firms reporting positions valued at approximately $292.50M based on SEC Form 13F filings for the quarter ended June 30, 2026.

Brave Warrior Advisors is the largest disclosed holder, reporting approximately $209.43M 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.