BUILDERS FIRSTSOURCE INC (BLDR) Institutional Ownership and Insiders Activity

BUILDERS FIRSTSOURCE INC (BLDR) is widely held by institutional investors, with 656 firms reporting positions valued at approximately $9.57B based on SEC Form 13F filings for the quarter ended June 30, 2026.

Blackrock, Inc. is the largest disclosed holder, reporting approximately $700.93M in BLDR holdings in its latest filing.

Recent insider activity includes 11 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.