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CLMT

Calumet, Inc. /DE
$36.42 -0.01 (-0.03%) At close · Jul 2
Market Cap
$3.17B
Shares
87,147,147

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 186
Total Value: $1,978,826,236
Total Shares: 55,120,511
Showing 1–100 of 202 holdings by value · page 1 of 3

Institutional Ownership Trend

8 quarters

Holder Concentration

Across 186 13F filers · Δ vs Dec 31, 2025
Top Holder
10.8%
Jun 2024 → Mar 2026 · range 10.8% – 81.4%
−4.1 pts
Top 5
40.2%
Jun 2024 → Mar 2026 · range 40.2% – 100.0%
−12.3 pts
Top 10
62.1%
Jun 2024 → Mar 2026 · range 62.1% – 100.0%
−10.1 pts
HHI
482
Jun 2024 → Mar 2026 · range 482 – 6,908
Broadly held−201

Quarterly Activity

vs Dec 31, 2025
New
61
Increased
60
Decreased
43
Sold Out
24
Unchanged
22
Holder count: +37
Institutional value: +83.7%
Shares held: +1.7%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Showing 100 of 202
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 2013745 CUSIP 131428104 13F (30d) 2 filings 2 filers Visit website