Louis Todd Borgmann

Companies

• Calumet LubricantsChief executive officer Nov 25, 2024 to now¹
• Calumet Specialty Products Partners, L.P.Chief executive officer Aug 30, 2022 to Apr 8, 2024²
• Calumet Specialty Products Partners, L.P.Chief financial officer Sep 11, 2020 to Apr 20, 2022³

Holdings

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

Shares held

• CLCalumet Lubricants CLMT324,269 shares⁴$18.1M at $55.93Sep 25, 2026
• CSCalumet Specialty Products Partners, L.P.161,413 shares⁵Apr 4, 2024

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

Recent filings

• Sep 25, 2026Shares withheld for tax 46,901 shares of Calumet Lubricants⁴
• Sep 25, 2026Exercised options 107,428 shares of Calumet Lubricants⁴
• Mar 9, 2026Shares withheld for tax 21,798 shares of Calumet Lubricants⁶
• Mar 9, 2026Exercised options 49,974 shares of Calumet Lubricants⁶
• Mar 11, 2025Shares withheld for tax 49,967 shares of Calumet Lubricants⁷
• Mar 11, 2025Exercised options 114,120 shares of Calumet Lubricants⁷
• Nov 22, 2024Granted 10,000 shares at $21.78 of Calumet Lubricants⁸
• Apr 4, 2024Shares withheld for tax 42,479 shares of Calumet Specialty Products Partners, L.P.⁵
• Apr 4, 2024Exercised options 97,279 shares of Calumet Specialty Products Partners, L.P.⁵
• Jan 18, 2024Shares withheld for tax 11,018 shares of Calumet Specialty Products Partners, L.P.⁹
• Jan 18, 2024Exercised options 24,497 shares of Calumet Specialty Products Partners, L.P.⁹
• Apr 20, 2023Shares withheld for tax 18,392 shares of Calumet Specialty Products Partners, L.P.¹⁰
• Apr 20, 2023Exercised options 42,135 shares of Calumet Specialty Products Partners, L.P.¹⁰
• Aug 29, 2022Bought 2,838 shares at $17.62 of Calumet Specialty Products Partners, L.P.¹¹
• Aug 29, 2022Bought 2,555 shares at $17.61 of Calumet Specialty Products Partners, L.P.¹¹
• Aug 29, 2022Bought 1,702 shares at $17.63 of Calumet Specialty Products Partners, L.P.¹¹
• Apr 18, 2022Shares withheld for tax 10,925 shares of Calumet Specialty Products Partners, L.P.¹²
• Apr 18, 2022Exercised options 25,227 shares of Calumet Specialty Products Partners, L.P.¹²