Sivasankaran Somasundaram

Companies

• Solstice Advanced Materials Inc.Board member Nov 3, 2025 to now¹
• Lennox InternationalBoard member Mar 18, 2024 to now²
• ChampionX CorpBoard member Apr 19, 2018 to now³
• ChampionX CorpChief executive officer Apr 19, 2018 to now³
• ChampionX CorpPresident Apr 19, 2018 to now³
• Magellan Midstream Partners, L.P.Board member May 4, 2022 to Sep 26, 2023⁴
• Dover CorporationVice President Feb 20, 2008 to Mar 19, 2018⁵

Holdings

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

Shares held

• Dover Corporation DOV37,331 shares⁶$7.3M at $196.09Mar 19, 2018
• LILennox International LII767 shares⁷$273.0K at $355.98May 26, 2026
• SASolstice Advanced Materials Inc. SOLS1,842 shares⁸$111.7K at $60.65Sep 14, 2026
• MMMagellan Midstream Partners, L.P.1,052 shares⁹Sep 25, 2023
• CChampionX Corp0 shares¹⁰Jul 16, 2025

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

Recent filings

• May 26, 2026Returned to company 343 shares of Lennox International⁷
• May 22, 2026Exercised options 1,785 shares of Solstice Advanced Materials Inc.¹¹
• May 21, 2026Granted 343 shares of Lennox International¹²
• Apr 10, 2026Granted 51 shares at $505.31 of Lennox International¹³
• Jan 9, 2026Granted 49 shares at $530.23 of Lennox International¹⁴
• Oct 10, 2025Granted 50 shares at $524.50 of Lennox International¹⁵
• Jul 16, 2025Returned to company 99,011 shares of ChampionX Corp¹⁰
• Jul 16, 2025Returned to company 844,813 shares of ChampionX Corp¹⁰
• Jul 11, 2025Granted 42 shares at $616.85 of Lennox International¹⁶
• May 22, 2025Granted 270 shares of Lennox International¹⁷
• Feb 18, 2025Shares withheld for tax 37,716 shares at $30.34 of ChampionX Corp¹⁸
• Feb 4, 2025Granted 179,180 shares of ChampionX Corp¹⁹
• Feb 3, 2025Shares withheld for tax 63,790 shares at $28.53 of ChampionX Corp¹⁹
• Feb 3, 2025Granted 175,181 shares of ChampionX Corp¹⁹
• May 16, 2024Granted 305 shares of Lennox International²⁰
• Feb 20, 2024Shares withheld for tax 29,010 shares at $29.85 of ChampionX Corp²¹
• Feb 16, 2024Shares withheld for tax 10,261 shares at $30.25 of ChampionX Corp²²
• Feb 15, 2024Granted 87,646 shares of ChampionX Corp²²
• Feb 14, 2024Shares withheld for tax 56,548 shares at $28.80 of ChampionX Corp²³
• Feb 14, 2024Granted 143,596 shares of ChampionX Corp²³
• Sep 25, 2023Returned to company 1,552 shares of Magellan Midstream Partners, L.P.⁹
• Sep 22, 2023Exercised options 500 shares at $69.00 of Magellan Midstream Partners, L.P.⁹
• Sep 7, 2023Shares withheld for tax 673 shares at $37.32 of ChampionX Corp²⁴
• Sep 7, 2023Returned to company 18,291 shares at $37.32 of ChampionX Corp²⁴
• Sep 7, 2023Exercised options 20,000 shares at $34.13 of ChampionX Corp²⁴