Builders FirstSource (BLDR) Proxy filing summary

Executive summary

• Annual Meeting scheduled for May 14, 2026, at 9:00 a.m. Central Time, to be held virtually and at company offices in Irving, TX.

• Proxy materials, including Notice, Proxy Statement, and Annual Report, are available online, with options to request paper or email copies.

• Stockholders are encouraged to review all proxy materials and participate in voting using an 11-digit control number.

Voting matters and shareholder proposals

• Election of six directors: Paul S. Levy, Cheryl Ainoa, Cory J. Boydston, James O'Leary, Maria Renz, and Craig Steinke.

• Advisory vote on executive compensation for named executive officers.

• Ratification of PricewaterhouseCoopers LLP as independent registered public accounting firm.

• Approval of the 2026 Equity Incentive Plan and Employee Stock Purchase Plan.

• Board recommends voting "FOR" all nominees and proposals.

Board of directors and corporate governance

• Six nominees are presented for election to the Board of Directors at the annual meeting.