Brittany Hankamer

Companies

• AvantorEVP, Chief HR Officer Aug 24, 2023 to now¹

Holdings

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

Shares held

• AAvantor AVTR248,864 shares²$4.1M at $16.31Aug 14, 2026

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

Recent filings

• Aug 14, 2026Shares withheld for tax 181 shares at $13.66 of Avantor²
• Feb 24, 2026Shares withheld for tax 359 shares at $9.11 of Avantor³
• Feb 23, 2026Shares withheld for tax 1,324 shares at $8.89 of Avantor³
• Feb 20, 2026Shares withheld for tax 1,453 shares at $9.03 of Avantor⁴
• Feb 19, 2026Granted 80,618 shares of Avantor⁴
• Aug 14, 2025Shares withheld for tax 181 shares at $12.98 of Avantor⁵
• May 9, 2025Granted 122,149 shares of Avantor⁶
• Feb 25, 2025Shares withheld for tax 369 shares at $17.56 of Avantor⁷
• Feb 24, 2025Shares withheld for tax 437 shares at $17.47 of Avantor⁷
• Feb 23, 2025Shares withheld for tax 1,537 shares at $17.30 of Avantor⁸
• Feb 20, 2025Granted 17,152 shares of Avantor⁸
• Aug 14, 2024Shares withheld for tax 180 shares at $25.07 of Avantor⁹
• Feb 25, 2024Shares withheld for tax 369 shares at $24.35 of Avantor¹⁰
• Feb 24, 2024Shares withheld for tax 437 shares at $24.35 of Avantor¹⁰
• Feb 23, 2024Granted 11,293 shares of Avantor¹¹
• Feb 23, 2024Shares withheld for tax 421 shares at $24.35 of Avantor¹⁰
• Feb 20, 2024Shares withheld for tax 289 shares at $24.05 of Avantor¹²
• Sep 5, 2023Shares withheld for tax 309 shares at $21.70 of Avantor¹³