William B. Hayes

Companies

• Indaptus Therapeutics, Inc.Board member Aug 2, 2021 to now¹
• Builders FirstSourceBoard member Oct 16, 2019 to now²
• LabCorpChief financial officer Mar 29, 2006 to Jun 10, 2014³
• LabCorpSr. Vice President Feb 27, 2006 to Mar 3, 2006⁴

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• BFBuilders FirstSource BLDR34,814 shares⁵$1.9M at $53.18Sep 14, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Sep 10, 2026Granted 583 shares of Builders FirstSource⁵
• Jun 1, 2026Granted 508 shares at $76.26 of Builders FirstSource⁶
• May 14, 2026Granted 2,558 shares of Builders FirstSource⁷
• Mar 1, 2026Granted 371 shares at $104.29 of Builders FirstSource⁸
• Dec 1, 2025Granted 345 shares at $112.23 of Builders FirstSource⁹
• Sep 1, 2025Granted 279 shares at $138.68 of Builders FirstSource¹⁰
• Jun 1, 2025Granted 359 shares at $107.68 of Builders FirstSource¹¹
• May 27, 2025Granted 1,707 shares of Builders FirstSource¹²
• Mar 1, 2025Granted 269 shares at $138.99 of Builders FirstSource¹³
• Feb 28, 2025Granted 269 shares at $138.99 of Builders FirstSource¹⁴
• Dec 1, 2024Granted 201 shares at $186.47 of Builders FirstSource¹⁵
• Sep 1, 2024Granted 215 shares at $174.00 of Builders FirstSource¹⁶
• Jun 4, 2024Granted 1,194 shares of Builders FirstSource¹⁷
• Jun 1, 2024Granted 233 shares at $160.79 of Builders FirstSource¹⁷
• Mar 1, 2024Granted 187 shares at $199.98 of Builders FirstSource¹⁸
• Dec 1, 2023Granted 269 shares at $139.28 of Builders FirstSource¹⁹
• Sep 1, 2023Granted 252 shares at $148.74 of Builders FirstSource²⁰
• Jun 14, 2023Granted 1,446 shares of Builders FirstSource²¹
• Jun 1, 2023Granted 323 shares at $115.86 of Builders FirstSource²²
• Mar 1, 2023Granted 378 shares at $85.76 of Builders FirstSource²³
• Dec 1, 2022Granted 509 shares at $63.73 of Builders FirstSource²⁴
• Sep 1, 2022Granted 553 shares of Builders FirstSource²⁵
• Jun 14, 2022Granted 2,722 shares of Builders FirstSource²⁶
• Jun 1, 2022Granted 509 shares at $63.81 of Builders FirstSource²⁷
• Mar 1, 2022Granted 444 shares at $73.05 of Builders FirstSource²⁸