Trester Matthew 4
4 · Builders FirstSource, Inc. · Filed Mar 17, 2026
Research Summary
AI-generated summary of this filing
Builders FirstSource (BLDR) Principal Accounting Officer Trester Receives Awards
What Happened Matthew Trester, Principal Accounting Officer of Builders FirstSource (BLDR), received equity awards that vested on March 15, 2026 and had a portion of shares withheld to cover tax obligations. Specifically, Trester was credited with 1,419 restricted stock units (RSUs) and 698 performance-based RSUs (PSUs) (total 2,117 shares) at $0.00 (awarded/vested). To satisfy tax withholding on the vesting, 648 shares were withheld/disposed at $88.09 per share for a value of $57,082. These transactions reflect compensation vesting rather than an open-market purchase or voluntary sale.
Key Details
- Transaction dates: March 15, 2026; Form 4 filed March 17, 2026 (appears timely).
- Awards: 1,419 RSUs (non-performance) and 698 PSUs (performance-based) granted/vested, both recorded at $0.00.
- Tax withholding/disposition: 648 shares withheld at $88.09/share, total value $57,082 (reported as code F).
- Shares owned after transaction: Not disclosed in the filing.
- Footnotes: F1 = standard RSU award schedule (vests in 33.3% increments March 15, 2027–2029); F2 = vesting of performance-based RSUs; F3 = shares withheld to satisfy tax withholding on vesting.
- Transaction codes: A = award/grant/acquisition; F = tax withholding/settlement of tax liability.
Context These entries report compensation-related vesting (awards), which is routine for executives and not a direct bullish/bearish bet. The 648-share disposition was a tax-withholding action (commonly done by companies to satisfy payroll tax when RSUs/PSUs vest), not an open-market sale by the insider. For retail investors, purchases typically signal stronger insider confidence; vesting/withholding events mainly reflect compensation mechanics.
Insider Transaction Report
- Award
Common Stock, par value $0.01 per share
[F1]2026-03-15+1,419→ 4,579 total - Award
Common Stock, par value $0.01 per share
[F2]2026-03-15+698→ 5,277 total - Tax Payment
Common Stock, par value $0.01 per share
[F3]2026-03-15$88.09/sh−648$57,082→ 4,629 total
Footnotes (3)
- [F1]Reflects the acquisition of restricted stock units pursuant to the Corporation's 2014 Incentive Plan. The restricted stock units vest in 33.3% increments on each of March 15, 2027-2029 and entitle the reporting person to one share of common stock for each restricted stock unit that vests.
- [F2]Reflects the vesting of performance-based restricted stock units granted pursuant to the Corporation's 2014 Incentive Plan.
- [F3]Reflects shares withheld to pay tax withholding requirements on vesting of previously granted performance-based restricted stock units and restricted stock units.