Finding insider trades…Reading each Form 4…Adding them up…
BLDRBuilders FirstSource, Inc.
Insider trades (Form 4)
Directors, top managers and anyone owning more than 10% of a company must report every time they buy, sell or receive its shares, within two business days, on a Form 4. Here is what Builders FirstSource's insiders did over the last year, and what each kind of trade means.
Bought on the open market$00 trades by 0 people
Sold on the open market$00 trades by 0 people
Sales that were planned ahead–made under a pre-set trading plan (Rule 10b5-1)
Filings read30the newest 30 of 68 in the last year
Buying and selling, month by month
Open-market trades only, by value. Tap a month.
DecJanFebMarAprMayJunJulAugSepOctNov
■ above the line: bought · ■ below: sold
Who traded
| Person and role | Bought | Sold | Shares held after | |
|---|---|---|---|---|
| Michael HillerChief operating officer (COO-Designate) | – | – | 65.0K | |
| Craig Arthur SteinkeDirector | – | – | 102.6K | |
| James OlearyDirector | – | – | 91.8K | |
| Dirkson R CharlesDirector | – | – | 14.8K | |
| Maria RenzDirector | – | – | 6.9K | |
| Paul S LevyDirector | – | – | 1.7M | |
| William B HayesDirector | – | – | 20.2K | |
| Cleveland A ChristopheDirector | – | – | 38.8K | |
| Cory Jacobs BoydstonDirector | – | – | 27.2K | |
| Matthew Coley O'BrienChief Human Resources Officer | – | – | 7.4K | |
| Paul VaughnPresident - West Division | – | – | 40.7K | |
| Todd VancePresident - East Division | – | – | 42.7K | |
| Gayatri NarayanPresident - Tech & Digital | – | – | 28.3K | |
| Stephen J HerronChief operating officer (Chief Operating Officer) | – | – | 110.3K | |
| Mark A AlexanderDirector | – | – | 47.9K | |
| David E RushDirector | – | – | 124.8K |
Every trade (30)
- Oct 18, 2026Received shares or options as payMichael Hiller · Chief operating officer (COO-Designate)A grant from the company as part of their pay, not a purchase. Form 4+12,808 sharesno price (not a sale)owns 64,950 after
- Sep 10, 2026Received shares or options as payCraig Arthur Steinke · DirectorA grant from the company as part of their pay, not a purchase. Form 4+564 sharesno price (not a sale)owns 102,626 after
- Sep 10, 2026Received shares or options as payJames Oleary · DirectorA grant from the company as part of their pay, not a purchase. Form 4+564 sharesno price (not a sale)owns 91,795 after
- Sep 10, 2026Received shares or options as payDirkson R Charles · DirectorA grant from the company as part of their pay, not a purchase. Form 4+470 sharesno price (not a sale)owns 14,766 after
- Sep 10, 2026Received shares or options as payMaria Renz · DirectorA grant from the company as part of their pay, not a purchase. Form 4+489 sharesno price (not a sale)owns 6,870 after
- Sep 10, 2026Received shares or options as payPaul S Levy · DirectorA grant from the company as part of their pay, not a purchase. Form 4+1,204 sharesno price (not a sale)owns 1,732,002 after
- Sep 10, 2026Received shares or options as payWilliam B Hayes · DirectorA grant from the company as part of their pay, not a purchase. Form 4+583 sharesno price (not a sale)owns 20,221 after
- Sep 10, 2026Received shares or options as payCleveland A Christophe · DirectorA grant from the company as part of their pay, not a purchase. Form 4+564 sharesno price (not a sale)owns 38,762 after
- Sep 10, 2026Received shares or options as payCory Jacobs Boydston · DirectorA grant from the company as part of their pay, not a purchase. Form 4+470 sharesno price (not a sale)owns 27,191 after
- Jul 18, 2026Received shares or options as payMatthew Coley O'Brien · Chief Human Resources OfficerA grant from the company as part of their pay, not a purchase. Form 4+7,406 sharesno price (not a sale)owns 7,406 after
- Jul 18, 2026Received shares or options as payPaul Vaughn · President - West DivisionA grant from the company as part of their pay, not a purchase. Form 4+3,366 sharesno price (not a sale)owns 40,724 after
- Jul 18, 2026Received shares or options as payTodd Vance · President - East DivisionA grant from the company as part of their pay, not a purchase. Form 4+3,366 sharesno price (not a sale)owns 42,684 after
- Jun 13, 2026Shares kept back to pay taxGayatri Narayan · President - Tech & DigitalWhen share pay vests, the company keeps some shares to cover the tax bill. Not a decision to sell. Form 4−2,842 sharesat $77.77 = $221.0Kowns 28,252 after
- Jun 5, 2026Gave shares away (gift)Stephen J Herron · Chief operating officer (Chief Operating Officer)A gift, often to family or charity. No money changes hands. Form 4−850 sharesno price (not a sale)owns 110,260 after
- Jun 4, 2026Gave shares away (gift)Michael Hiller · Chief operating officer (COO-Designate)A gift, often to family or charity. No money changes hands. Form 4−900 sharesno price (not a sale)owns 52,142 after
- Jun 1, 2026Received shares or options as payCory Jacobs Boydston · DirectorA grant from the company as part of their pay, not a purchase. Form 4+409 sharesat $76.26 = $31.2Kowns 26,721 after
- Jun 1, 2026Received shares or options as payMaria Renz · DirectorA grant from the company as part of their pay, not a purchase. Form 4+426 sharesat $76.26 = $32.5Kowns 6,381 after
- Jun 1, 2026Received shares or options as payMark A Alexander · DirectorA grant from the company as part of their pay, not a purchase. Form 4+409 sharesat $76.26 = $31.2Kowns 47,913 after
- Jun 1, 2026Received shares or options as payJames Oleary · DirectorA grant from the company as part of their pay, not a purchase. Form 4+491 sharesat $76.26 = $37.4Kowns 91,231 after
- Jun 1, 2026Received shares or options as payCleveland A Christophe · DirectorA grant from the company as part of their pay, not a purchase. Form 4+491 sharesat $76.26 = $37.4Kowns 38,198 after
- Jun 1, 2026Received shares or options as payPaul S Levy · DirectorA grant from the company as part of their pay, not a purchase. Form 4+1,049 sharesat $76.26 = $80.0Kowns 1,730,798 after
- Jun 1, 2026Received shares or options as payWilliam B Hayes · DirectorA grant from the company as part of their pay, not a purchase. Form 4+508 sharesat $76.26 = $38.7Kowns 19,638 after
- Jun 1, 2026Received shares or options as payDirkson R Charles · DirectorA grant from the company as part of their pay, not a purchase. Form 4+409 sharesat $76.26 = $31.2Kowns 14,296 after
- Jun 1, 2026Received shares or options as payCraig Arthur Steinke · DirectorA grant from the company as part of their pay, not a purchase. Form 4+491 sharesat $76.26 = $37.4Kowns 102,062 after
- May 14, 2026Received shares or options as payPaul S Levy · DirectorA grant from the company as part of their pay, not a purchase. Form 4+2,558 sharesno price (not a sale)owns 1,729,749 after
- May 14, 2026Received shares or options as payWilliam B Hayes · DirectorA grant from the company as part of their pay, not a purchase. Form 4+2,558 sharesno price (not a sale)owns 19,130 after
- May 14, 2026Received shares or options as payMaria Renz · DirectorA grant from the company as part of their pay, not a purchase. Form 4+2,558 sharesno price (not a sale)owns 5,955 after
- May 14, 2026Received shares or options as payMark A Alexander · DirectorA grant from the company as part of their pay, not a purchase. Form 4+2,558 sharesno price (not a sale)owns 47,504 after
- May 14, 2026Received shares or options as payCleveland A Christophe · DirectorA grant from the company as part of their pay, not a purchase. Form 4+2,558 sharesno price (not a sale)owns 37,707 after
- May 14, 2026Received shares or options as payDavid E Rush · DirectorA grant from the company as part of their pay, not a purchase. Form 4+2,558 sharesno price (not a sale)owns 124,842 after
Read straight from the Form 4 filings Builders FirstSource's directors, top managers and large owners sent to the SEC. Insiders sell for many reasons: taxes, diversifying, planned sales. Buying with their own money is rarer. None of this says whether to buy or sell the shares.