Amy M. Schumacher

Director, Calumet Specialty Products Partners, L.P.

Companies

Calumet LubricantsBoard member Aug 8, 2024 to now¹
Calumet Specialty Products Partners, L.P.Board member Sep 18, 2014 to May 9, 2024²

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

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

Jul 9, 2026Exercised options 7,067 shares of Calumet Lubricants³
Dec 4, 2025Exercised options 5,053 shares of Calumet Lubricants⁵
Jun 24, 2025Exercised options 3,796 shares of Calumet Lubricants⁶
Jan 17, 2025Exercised options 55,950 shares of Calumet Lubricants⁷
Dec 4, 2024Exercised options 8,921 shares of Calumet Lubricants⁸
Feb 3, 2023Exercised options 27,855 shares of Calumet Specialty Products Partners, L.P.⁴
Mar 4, 2022Exercised options 7,103 shares of Calumet Specialty Products Partners, L.P.⁹

The numbers on this page point here. Each one links to the record it came from.