Barbara Humpton

Companies

• USA Rare EarthBoard member Oct 3, 2025 to now¹
• USA Rare EarthChief executive officer Oct 3, 2025 to now¹
• Marathon Digital HoldingsBoard member Sep 6, 2024 to now²
• Triumph GroupBoard member Oct 3, 2019 to now³
• Fluence Energy, Inc.Board member Oct 28, 2021 to Nov 3, 2021⁴

Holdings

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

Shares held

• MDMarathon Digital Holdings MARA136,339 shares⁵$1.0M at $7.42Feb 13, 2026
• FEFluence Energy, Inc. FLNC4,000 shares⁶$23.1K at $5.78Nov 1, 2021
• TTriumph Group TGI0 shares⁷Jul 24, 2025

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

Recent filings

• Feb 13, 2026Granted 82,759 shares of Marathon Digital Holdings⁵
• Jul 24, 2025Returned to company 62,114 shares of Triumph Group⁷
• Feb 28, 2025Granted 43,103 shares of Marathon Digital Holdings⁸
• Dec 20, 2024Granted 10,477 shares of Marathon Digital Holdings⁹
• Aug 8, 2024Granted 10,324 shares of Triumph Group¹⁰
• Jul 25, 2023Granted 11,854 shares of Triumph Group¹¹
• Jul 15, 2022Granted 10,853 shares of Triumph Group¹²
• Nov 1, 2021Bought 4,000 shares at $28.00 of Fluence Energy, Inc.⁶