R. Tony Tripeny

Companies

• IPERIONX LtdBoard member Mar 18, 2026 to now¹
• Origin Materials, Inc.Board member May 3, 2023 to now²
• MESA LABORATORIES INC /CO/Board member Jul 11, 2022 to now³
• Corning Inc.Vice President and Controller Oct 11, 2005 to Apr 20, 2022⁴
• Corning Inc.Chief financial officer Jan 6, 2016 to Feb 4, 2022⁵
• Hardinge, Inc.Board member Feb 16, 2012 to May 30, 2018⁶

Holdings

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

Shares held

• Corning Inc. GLW94,847 shares⁷$12.5M at $132.00May 4, 2022
• MLMESA LABORATORIES INC /CO/ MLAB9,082 shares⁸$1.1M at $124.29Aug 15, 2026
• IIPERIONX Ltd IPX51,010 shares⁹$695.8K at $13.64Jul 15, 2026
• OMOrigin Materials, Inc.776,570 shares¹⁰Jan 5, 2026

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

Recent filings

• Aug 15, 2026Exercised options 2,784 shares of MESA LABORATORIES INC /CO/⁸
• Aug 13, 2026Bought 900 shares at $113.69 of MESA LABORATORIES INC /CO/¹¹
• Mar 27, 2026Bought 4,187 shares at $23.76 of IPERIONX Ltd¹²
• Mar 10, 2026Bought 1,315 shares at $76.00 of MESA LABORATORIES INC /CO/¹³
• Dec 31, 2025Granted 25,815 shares at $0.48 of Origin Materials, Inc.¹⁰
• Sep 30, 2025Granted 24,103 shares at $0.52 of Origin Materials, Inc.¹⁴
• Aug 15, 2025Exercised options 1,404 shares of MESA LABORATORIES INC /CO/¹⁵
• Jun 30, 2025Granted 25,879 shares at $0.48 of Origin Materials, Inc.¹⁶
• May 6, 2025Granted 272,642 shares of Origin Materials, Inc.¹⁷
• Mar 31, 2025Granted 18,836 shares at $0.66 of Origin Materials, Inc.¹⁸
• Dec 31, 2024Granted 9,765 shares at $1.28 of Origin Materials, Inc.¹⁹
• Sep 30, 2024Granted 8,116 shares of Origin Materials, Inc.²⁰
• Sep 1, 2024Exercised options 1,074 shares of MESA LABORATORIES INC /CO/²¹
• Jun 30, 2024Granted 13,868 shares of Origin Materials, Inc.²²
• May 2, 2024Granted 160,272 shares of Origin Materials, Inc.²³
• Mar 31, 2024Granted 32,589 shares of Origin Materials, Inc.²⁴
• Dec 31, 2023Granted 22,422 shares of Origin Materials, Inc.²⁵
• Sep 30, 2023Granted 14,648 shares of Origin Materials, Inc.²⁶
• Sep 1, 2023Bought 73,000 shares at $1.37 of Origin Materials, Inc.²⁷
• Aug 15, 2023Exercised options 1,105 shares of MESA LABORATORIES INC /CO/²⁸
• Jul 20, 2023Granted 29,082 shares of Origin Materials, Inc.²⁹
• Jul 20, 2023Granted 29,545 shares of Origin Materials, Inc.³⁰
• May 1, 2023Granted 45,533 shares of Origin Materials, Inc.³¹
• Aug 9, 2022Bought 500 shares at $200.00 of MESA LABORATORIES INC /CO/³²
• May 2, 2022Shares withheld for tax 5,015 shares at $35.96 of Corning Inc.⁷

Trade performance

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