Richard Parrillo

Companies

• HUDSON TECHNOLOGIES INC /NYBoard member Sep 26, 2014 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

• HTHUDSON TECHNOLOGIES INC /NY HDSN25,595 shares²$131.2K at $5.12May 14, 2026

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

Recent filings

• May 14, 2026Bought 1,400 shares at $4.97 of HUDSON TECHNOLOGIES INC /NY²
• May 14, 2026Bought 3,600 shares at $4.96 of HUDSON TECHNOLOGIES INC /NY²
• May 13, 2026Bought 10,000 shares at $4.83 of HUDSON TECHNOLOGIES INC /NY³
• Jun 18, 2025Granted 3,182 shares of HUDSON TECHNOLOGIES INC /NY⁴
• Jun 19, 2024Granted 2,796 shares of HUDSON TECHNOLOGIES INC /NY⁵
• Dec 14, 2023Sold 5,103 shares at $13.25 of HUDSON TECHNOLOGIES INC /NY⁶
• Dec 14, 2023Sold 51 shares at $13.26 of HUDSON TECHNOLOGIES INC /NY⁶
• Dec 14, 2023Sold 51 shares at $13.27 of HUDSON TECHNOLOGIES INC /NY⁶
• Dec 14, 2023Sold 12,686 shares at $13.30 of HUDSON TECHNOLOGIES INC /NY⁶
• Dec 14, 2023Sold 55 shares at $13.32 of HUDSON TECHNOLOGIES INC /NY⁶
• Dec 14, 2023Sold 2,259 shares at $13.31 of HUDSON TECHNOLOGIES INC /NY⁶
• Dec 13, 2023Sold 1,000 shares at $12.91 of HUDSON TECHNOLOGIES INC /NY⁶
• Dec 13, 2023Sold 134 shares at $12.92 of HUDSON TECHNOLOGIES INC /NY⁶
• Dec 13, 2023Sold 300 shares at $12.96 of HUDSON TECHNOLOGIES INC /NY⁶
• Dec 13, 2023Sold 9,865 shares at $12.91 of HUDSON TECHNOLOGIES INC /NY⁶
• Dec 13, 2023Sold 11,100 shares at $12.95 of HUDSON TECHNOLOGIES INC /NY⁶
• Dec 12, 2023Sold 10,000 shares at $12.85 of HUDSON TECHNOLOGIES INC /NY⁶
• Dec 12, 2023Sold 10,000 shares at $12.95 of HUDSON TECHNOLOGIES INC /NY⁶
• Dec 12, 2023Sold 10,000 shares at $12.75 of HUDSON TECHNOLOGIES INC /NY⁶
• Jul 19, 2023Shares withheld for tax 2,252 shares at $9.46 of HUDSON TECHNOLOGIES INC /NY⁷
• Jul 19, 2023Exercised options 21,739 shares at $0.98 of HUDSON TECHNOLOGIES INC /NY⁷
• Sep 30, 2022Granted 2,143 shares of HUDSON TECHNOLOGIES INC /NY⁸
• Mar 31, 2022Shares withheld for tax 358 shares at $6.17 of HUDSON TECHNOLOGIES INC /NY⁹
• Mar 31, 2022Exercised options 1,300 shares at $1.70 of HUDSON TECHNOLOGIES INC /NY⁹
• Mar 31, 2022Shares withheld for tax 8,038 shares at $6.17 of HUDSON TECHNOLOGIES INC /NY⁹