Henry A. Alpert

Companies

• Griffon CorporationBoard member Feb 5, 2004 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

• Griffon Corporation GFF107,879 shares²$10.0M at $93.15Mar 5, 2026

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

Recent filings

• Mar 5, 2026Bought 1,000 shares at $79.99 of Griffon Corporation²
• Feb 18, 2026Granted 1,340 shares of Griffon Corporation³
• Dec 4, 2025Gift 2,150 shares of Griffon Corporation⁴
• Mar 11, 2025Granted 1,594 shares of Griffon Corporation⁵
• Feb 27, 2025Gift 1,466 shares of Griffon Corporation⁶
• Nov 18, 2024Gift 3,234 shares of Griffon Corporation⁷
• Mar 20, 2024Granted 1,525 shares of Griffon Corporation⁸
• Feb 8, 2024Sold 2,495 shares at $67.22 of Griffon Corporation⁹
• Dec 27, 2023Gift 2,000 shares of Griffon Corporation¹⁰
• Dec 4, 2023Gift 2,750 shares of Griffon Corporation¹¹
• Mar 15, 2023Granted 3,308 shares of Griffon Corporation¹²
• Mar 3, 2022Granted 4,246 shares of Griffon Corporation¹³
• Dec 21, 2021Bought 3,000 shares at $26.40 of Griffon Corporation¹⁴
• Mar 12, 2021Gift 940 shares of Griffon Corporation¹⁵
• Feb 4, 2021Gift 1,066 shares of Griffon Corporation¹⁵
• Jan 28, 2021Granted 3,702 shares of Griffon Corporation¹⁶
• Dec 4, 2020Gift 5,603 shares of Griffon Corporation¹⁷
• Dec 4, 2020Bought 5,000 shares at $20.02 of Griffon Corporation¹⁷
• Jan 30, 2020Granted 4,082 shares of Griffon Corporation¹⁸
• May 14, 2019Gift 3,712 shares of Griffon Corporation¹⁹
• Jan 31, 2019Granted 5,657 shares of Griffon Corporation²⁰
• Nov 29, 2018Gift 2,300 shares of Griffon Corporation²⁰
• Aug 3, 2018Bought 5,000 shares at $18.09 of Griffon Corporation²¹
• Jan 31, 2018Granted 4,489 shares of Griffon Corporation²²
• Jan 31, 2017Granted 3,700 shares of Griffon Corporation²³

Trade performance

Returns are price-only (no dividends), measured from the trade date.