CALUMET INC (CLMT) Institutional Ownership and Insiders Activity

CALUMET INC (CLMT) is widely held by institutional investors, with 196 firms reporting positions valued at approximately $1.75B based on SEC Form 13F filings for the quarter ended June 30, 2026.

Two Seas Capital Lp is the largest disclosed holder, reporting approximately $276.60M in CLMT holdings in its latest filing.

Recent insider activity includes 10 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.