Builders FirstSource, Inc. (BLDR) Stock
2 members of Congress disclosed 8 trades in BLDR since 2020: 5 purchases and 3 sales, most recently Susie Lee (sale, Nov 30, 2022). 5 of the hedge funds AlphaScala tracks reported BLDR in 13F filings for the quarter ended Jun 30, 2026; the largest reported position is Citadel's at $41.65M.
Which members of Congress traded Builders FirstSource, Inc. (BLDR)?
Most recent: Susie Lee (sale, Nov 30, 2022); records start Jun 3, 2020.
| Politician | Trade date | Type | Amount |
|---|---|---|---|
| Susie Lee D-NV · House | 2022-11-30 | sale | $1k – $15k |
| Kathy Manning D-NC · House | 2022-08-03 | sale | $1k – $15k |
| Kathy Manning D-NC · House | 2022-07-20 | purchase | $1k – $15k |
| Susie Lee D-NV · House | 2021-08-17 | partial sale | $1k – $15k |
| Susie Lee D-NV · House | 2021-05-14 | purchase | $1k – $15k |
| Susie Lee D-NV · House | 2021-02-09 | purchase | $1k – $15k |
| Susie Lee D-NV · House | 2020-06-05 | purchase | $1k – $15k |
| Susie Lee D-NV · House | 2020-06-03 | purchase | $1k – $15k |
From STOCK Act periodic transaction reports. House filings as of Oct 20, 2026.
See all BLDR political trades →Which hedge funds own BLDR?
From 13F filings| Fund | Shares Held | Position Value | Change vs prior Q |
|---|---|---|---|
| Citadel Ken Griffin | 466K | $41.65M | -13% |
| Millennium Management Israel Englander | 355K | $31.72M | -38% |
| Marshall Wace | 140K | $12.49M | -82% |
| Bridgewater Associates Ray Dalio | 51K | $4.59M | +1163% |
| D.E. Shaw David Shaw | 3K | $247.7K | NEW |
13F holdings as of Jun 30, 2026
Explore all tracked funds →BLDR price chart
Powered by TradingViewWhat does Builders FirstSource, Inc. do?
Builders FirstSource Inc. is the nation's largest supplier of structural building products, value-added components, and services to the professional market for new residential construction, repair, and remodeling. The company manufactures and supplies essential materials such as factory-built roof and floor trusses, wall panels, stairs, vinyl windows, custom millwork, trim, and engineered wood, alongside construction-related services including professional installation, turn-key framing, and shell construction. It serves a diverse customer base encompassing large production homebuilders, subcontractors, small custom builders, remodelers, and multifamily developers, with operations spanning approximately 585 distribution and manufacturing locations across 43 states and 94 of the top 100 core-based statistical areas. Builders FirstSource Inc. also provides software solutions through its Paradigm subsidiary for the building products industry, emphasizing innovation in prefabricated components and value-added manufacturing to streamline homebuilding processes. Founded in 1998 and headquartered in Irving, Texas, the company plays a pivotal role in the U.S. residential construction supply chain by delivering localized expertise, broad product portfolios, and efficient supply solutions to professional builders nationwide.