🕵️ Builders Firstsource, Inc. ($BLDR)
SEC insider & ownership activity, last 12 months · CIK 1316835 · every row links its SEC filing
Over the last 12 months insiders sold $572K against $4.4M of open-market buying. Paul S. Levy bought $4.4M in discretionary trades (Mar). No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
1 buyer, $4.4M (1 lots) · 2 sellers, $572K (2 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Paul S. Levy | 1 | $4.4M | 0 | – | Mar 13, 2026 |
| David E. Rush | 0 | – | 1 | $391K | May 8, 2026 |
| Timothy D Johnson | 0 | – | 1 | $181K | Aug 22, 2025 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Blackrock, Inc. | 7.5% | 13G | Apr 17, 2025 | filing ↗ | |
| Vanguard Capital Management | 7.2% | 13G | Apr 29, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| David E. Rush | $391K | May 8, 2026 | filing ↗ |
| Timothy D Johnson | $181K | Aug 22, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Officer/director changes (5.02) | Jun 3, 2026 | filing ↗ |
| Officer/director changes (5.02) | May 14, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 14, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 14, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 14, 2026 | filing ↗ |
| Earnings (2.02) | Apr 30, 2026 | filing ↗ |
| Other events (8.01) | Apr 30, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 30, 2026 | filing ↗ |
| Earnings (2.02) | Feb 17, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 17, 2026 | filing ↗ |
| Earnings (2.02) | Oct 30, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 30, 2025 | filing ↗ |
| Earnings (2.02) | Jul 31, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 31, 2025 | filing ↗ |