Patrick Williams

Companies

• AdvanSix Inc.Board member Feb 25, 2020 to now¹
• InnospecPresident Feb 25, 2015 to now²
• InnospecChief executive officer Feb 18, 2014 to now³
• InnospecExec VP & President, Pet Specs Feb 9, 2006 to May 10, 2013⁴

Holdings

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

Shares held

• IInnospec IOSP231,535 shares⁵$22.4M at $96.60Feb 27, 2026
• AAdvanSix Inc. ASIX43,434 shares⁶$711.0K at $16.37Jun 30, 2026

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

Recent filings

• Jun 30, 2026Granted 660 shares at $19.88 of AdvanSix Inc.⁶
• Jun 22, 2026Granted 6,207 shares of AdvanSix Inc.⁷
• Mar 31, 2026Granted 537 shares at $24.40 of AdvanSix Inc.⁸
• Feb 27, 2026Shares withheld for tax 7,966 shares at $78.34 of Innospec⁵
• Feb 23, 2026Granted 20,846 shares of Innospec⁹
• Feb 16, 2026Granted 18,966 shares of Innospec¹⁰
• Dec 15, 2025Granted 821 shares at $15.97 of AdvanSix Inc.¹¹
• Sep 30, 2025Granted 677 shares at $19.38 of AdvanSix Inc.¹²
• Jun 30, 2025Granted 552 shares at $23.75 of AdvanSix Inc.¹³
• Jun 18, 2025Granted 5,020 shares of AdvanSix Inc.¹⁴
• Mar 31, 2025Granted 579 shares at $22.65 of AdvanSix Inc.¹⁵
• Mar 3, 2025Shares withheld for tax 12,723 shares at $103.66 of Innospec¹⁶
• Feb 24, 2025Granted 14,743 shares of Innospec¹⁷
• Feb 21, 2025Granted 30,292 shares of Innospec¹⁸
• Dec 16, 2024Granted 430 shares at $30.46 of AdvanSix Inc.¹⁹
• Sep 30, 2024Granted 432 shares at $30.38 of AdvanSix Inc.²⁰
• Jun 28, 2024Granted 572 shares at $22.92 of AdvanSix Inc.²¹
• Jun 11, 2024Granted 4,393 shares of AdvanSix Inc.²²
• Mar 28, 2024Granted 458 shares at $28.60 of AdvanSix Inc.²³
• Feb 29, 2024Sold 3,955 shares at $124.21 of Innospec²⁴
• Feb 29, 2024Exercised options 3,955 shares at $99.85 of Innospec²⁴
• Feb 27, 2024Sold 5,572 shares at $124.73 of Innospec²⁵
• Feb 27, 2024Sold 4,095 shares at $124.12 of Innospec²⁵
• Feb 26, 2024Sold 100 shares at $126.05 of Innospec²⁶
• Feb 26, 2024Sold 5,402 shares at $125.27 of Innospec²⁶