| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Renz Maria | Director | C/O BUILDERS FIRSTSOURCE, INC., 6031 CONNECTION DR., STE. 400, IRVING | /s/ Minator Azemi, by power of attorney | 2025-12-03 | 0001832610 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | BLDR | Common Stock, par value $0.01 per share | Award | $31.2K | +278 | +9.9% | $112.23 | 3.09K | Dec 1, 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Reflects acquisition of shares in lieu of cash compensation for services as a director under the Corporation's 2014 Incentive Plan pursuant to the Corporation's Amended and Restated Director Compensation Policy. |