INVESTABOT
Equity Research
XNYS · RETAIL-LUMBER & OTHER BUILDING MATERIALS DEALERS
Includes notes from domestic 8-K and foreign private issuer 6-K disclosures.
TL;DR: Builders FirstSource is separating from Gayatri Narayan, President of Technology and Digital Solutions, effective August 14, 2026. The departure removes the executive overseeing the company's tech and digital…
Builders FirstSource (BLDR) had 1 Form 144 pre-sale notice filed on 2026-05-08. Form 144 filings signal an insider's intent to sell securities under SEC Rule 144 — they do not confirm a completed transaction.
open-market Form 4 only - grants, exercises, tax withholding excluded
0 buyers - 0 unique sellers · 6 accumulating - 8 trimming - 0 unchanged
| Date | Insider | Title | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| September 10, 2026 | Boydston Cory Jacobs | — | GRANT | 470 | — | — |
| September 10, 2026 | Christophe Cleveland A | — | GRANT | 564 | — | — |
| September 10, 2026 | Hayes William B | — | GRANT | 583 | — | — |
| September 10, 2026 | Levy Paul S | — | GRANT | 1,204 | — | — |
| September 10, 2026 | Renz Maria | — | GRANT | 489 | — | — |
| September 10, 2026 | Charles Dirkson R | — | GRANT | 470 | — | — |
| September 10, 2026 | Oleary James | — | GRANT | 564 | — | — |
| September 10, 2026 | Steinke Craig Arthur | — | GRANT | 564 | — | — |
| July 18, 2026 | O'Brien Matthew Coley | Chief Human Resources Officer | GRANT | 7,406 | — | — |
| July 18, 2026 | Vaughn Paul | President - West Division | GRANT | 3,366 | — | — |
| July 18, 2026 | Vance Todd | President - East Division | GRANT | 3,366 | — | — |
| June 13, 2026 | Narayan Gayatri | President - Tech & Digital | TAX_WITHHOLD | -2,842 | $78 | ~$0.2M |
| June 5, 2026 | Herron Stephen J | Chief Operating Officer | GIFT | -850 | — | — |
| June 4, 2026 | Hiller Michael | COO-Designate | GIFT | -900 | — | — |
| June 1, 2026 | Boydston Cory Jacobs | — | GRANT | 409 | $76 | ~$31K |
| June 1, 2026 | Renz Maria | — | GRANT | 426 | $76 | ~$32K |
| June 1, 2026 | Alexander Mark A | — | GRANT | 409 | $76 | ~$31K |
| June 1, 2026 | Oleary James | — | GRANT | 491 | $76 | ~$37K |
| June 1, 2026 | Christophe Cleveland A | — | GRANT | 491 | $76 | ~$37K |
| June 1, 2026 | Levy Paul S | — | GRANT | 1,049 | $76 | ~$80K |
| Date | Filer | Relationship | Est. shares | Filing |
|---|---|---|---|---|
| May 8, 2026 | Rush David E | — | 5,000 | SEC |
| Institution | Shares | Value ($) | Change % | Filing date |
|---|---|---|---|---|
| BlackRock | 11,340,555 | ~$1.6B | — | August 13, 2024 |
| Vanguard Group | 12,377,575 | ~$1.3B | — | January 29, 2026 |
| BlackRock | 8,876,413 | ~$913.3M | — | February 12, 2026 |
| BlackRock | 8,761,277 | ~$721.3M | -1.3% | May 13, 2026 |
| BlackRock | 7,833,417 | ~$700.9M | -10.6% | August 7, 2026 |
| State Street | 5,108,120 | ~$525.6M | — | February 13, 2026 |
| State Street | 4,839,758 | ~$433.1M | -5.5% | August 7, 2026 |
| State Street | 5,120,090 | ~$421.5M | 0.2% | May 15, 2026 |
| Fidelity (FMR) | 3,476,283 | ~$357.7M | — | February 17, 2026 |
| Citadel Advisors | 1,602,288 | ~$164.9M | — | February 17, 2026 |
| Morgan Stanley | 1,543,719 | ~$158.8M | — | May 27, 2026 |
| Goldman Sachs | 1,716,804 | ~$141.3M | 68.0% | May 15, 2026 |
| Morgan Stanley | 1,552,867 | ~$139.0M | 9.9% | August 13, 2026 |
| Goldman Sachs | 1,391,799 | ~$124.5M | -18.9% | August 14, 2026 |
| Morgan Stanley | 1,413,231 | ~$116.4M | -8.4% | May 15, 2026 |
| Goldman Sachs | 1,022,000 | ~$105.2M | — | March 25, 2026 |
| Fidelity (FMR) | 1,266,304 | ~$104.3M | -63.6% | May 15, 2026 |
| Citadel Advisors | 937,406 | ~$83.9M | 10.8% | August 14, 2026 |
| Millennium Management | 1,013,362 | ~$83.4M | 240.4% | May 15, 2026 |
| Fidelity (FMR) | 795,290 | ~$71.2M | -37.2% | August 13, 2026 |