Ronald B. Stark

Companies

• SOLV Energy, Inc.SVP, Controller and PAO Feb 11, 2026 to now¹
• Arcadium LithiumChief Accounting Officer Jan 4, 2024 to Mar 6, 2025²
• Livent Corp.Chief Accounting Officer Mar 1, 2019 to Jan 8, 2024³
• NRG EnergyVP, Chief Accounting Officer Mar 13, 2012 to Feb 4, 2015⁴
• Clearway Energy, Inc.VP & Chief Accounting Officer Jul 16, 2013 to Jul 16, 2013⁵

Holdings

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

Shares held

• SESOLV Energy, Inc. MWH200 shares⁶$4.8K at $23.94Feb 11, 2026
• LLivent Corp.0 shares⁷Jan 4, 2024
• Arcadium Lithium ALTM0 shares⁸Mar 6, 2025

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

Recent filings

• Mar 6, 2025Returned to company 58,052 shares of Arcadium Lithium⁸
• Mar 6, 2025Returned to company 26,593 shares of Arcadium Lithium⁸
• Feb 28, 2025Shares withheld for tax 2,745 shares at $5.83 of Arcadium Lithium⁹
• Feb 24, 2025Shares withheld for tax 710 shares at $5.82 of Arcadium Lithium¹⁰
• Feb 12, 2025Granted 38,861 shares of Arcadium Lithium¹¹
• Mar 6, 2024Granted 22,728 shares of Arcadium Lithium¹²
• Feb 22, 2024Shares withheld for tax 137 shares at $4.69 of Arcadium Lithium¹³
• Jan 30, 2024Shares withheld for tax 4,674 shares at $6.81 of Arcadium Lithium¹⁴
• Jan 4, 2024Granted 19,270 shares of Arcadium Lithium¹⁵
• Jan 4, 2024Returned to company 13,018 shares of Livent Corp.⁷
• Jan 4, 2024Granted 12,051 shares of Arcadium Lithium¹⁵
• Dec 22, 2023Shares withheld for tax 347 shares at $16.44 of Livent Corp.¹⁶
• Dec 22, 2023Granted 1,119 shares of Livent Corp.¹⁶
• Dec 22, 2023Shares withheld for tax 335 shares at $16.44 of Livent Corp.¹⁶
• Dec 22, 2023Granted 1,081 shares of Livent Corp.¹⁶
• Feb 22, 2023Granted 2,358 shares of Livent Corp.¹⁷
• Oct 10, 2022Shares withheld for tax 717 shares at $29.33 of Livent Corp.¹⁸
• Feb 23, 2022Granted 2,142 shares of Livent Corp.¹⁹
• Oct 11, 2021Shares withheld for tax 709 shares at $23.09 of Livent Corp.²⁰