Calumet, Inc

Historical 13F Holders

Symbol
CLMT
CUSIP
131428104
All holders as of
Q2 2026
Type
Equity
Class
COM
Reported Value, Excluding Options
Total Filings

13D/G Filers

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Every filing for 131428104 since 12/18/2024, newest first.

Filer % of Class Filed
Wasserstein Management, L.P. 13G/A Amendment 6
4.6% 8/14/2026
Event 6/30/2026
Two Seas Capital LP 13G/A Amendment 3
7.5% 8/14/2026
Event 6/30/2026
Heritage Group 13D/A Amendment 1 16.6% 6/5/2026
Event 6/5/2026
Adams Asset Advisors, LLC 13G/A Amendment 2 4.7% 4/2/2026
Event 1/16/2026
Vanguard Group Inc 13G/A Amendment 1 0% 3/26/2026
Event 3/13/2026
Two Seas Capital LP 13G/A Amendment 2
9.3% 2/17/2026
Event 12/31/2025
Two Seas Capital LP 13G/A Amendment 1
7.8% 11/14/2025
Event 9/30/2025
Two Seas Capital LP 13G
5.2% 8/13/2025
Event 6/30/2025
Vanguard Group Inc 13G 5.4% 7/29/2025
Event 6/30/2025
BlackRock, Inc. 13G 5.4% 7/17/2025
Event 6/30/2025
Wasserstein Debt Opportunities Management, L.P. 13G
7.0% 3/19/2025
Event 3/18/2025
Wasserstein Debt Opportunities Management, L.P. 13G/A Amendment 5
7.0% 2/25/2025
Event 12/31/2024
Wasserstein Debt Opportunities Management, L.P. 13D
7.0% 2/25/2025
Event 2/21/2025
Wasserstein Debt Opportunities Management, L.P. 13G/A Amendment 4
7.1% 2/18/2025
Event 12/31/2024
Wasserstein Debt Opportunities Fund, LP 13G/A Amendment 3
7.1% 2/14/2025
Event 12/31/2024
Adams Asset Advisors, LLC 13G/A Amendment 1 6.1% 2/13/2025
Event 12/31/2024

13F Holders by Quarter

Period Filings Shares, Excl. Options Value, Excl. Options
2026 Q3 7 7.27 M $381 M
2026 Q2 208 48.9 M $1.74 B
2026 Q1 205 45.4 M $1.63 B
2025 Q4 159 45.1 M $895 M
2025 Q3 178 45.5 M $831 M
2025 Q2 160 44.7 M $705 M
2025 Q1 152 39.7 M $504 M
2024 Q4 151 37.1 M $817 M
2024 Q3 114 32.1 M $570 M
2024 Q2 3 69.6 k $1.12 M