CLMT — CALUMET INC
Public company
InvestorLens aggregates public filing data to show which tracked investors reported holdings in this stock. Dollar values represent reported position values, not market capitalization, and may be delayed up to 45 days. Not a recommendation.
Sourced from SEC EDGAR public filings
Why are billionaires buying CLMT?
Built from public SEC filings and public economic data. Not a recommendation.
Why? — Evidence & Confidence ▾
Of 2 tracked investors who changed their CLMT position last quarter, 2 bought and 0 sold (100% buy-side). Macro conditions are mixed for this sector (Macro Tailwind 52/100 in a Squeeze regime).
- +2 tracked investors added or increased positions last quarter (Izzy Englander, Ken Griffin)
- +2 tracked investors reported holding CLMT at their latest filing
- −13F data is disclosed up to 45 days after quarter end — positions may have changed since
- · 13F disclosure lag (up to 45 days)
- · Tracked investors are a sample, not the whole market
- · Sector regime fit is a historical average, not a guarantee
Every InvestorLens score shows its evidence — including what argues against it. Model conviction-v1 · generated 8/4/2026.
About CALUMET INC (CLMT)
CALUMET INC (CLMT) appears in the most recent 13F filings of 2 tracked institutional investors. The largest disclosed position is held by Ken Griffin (Citadel Advisors), valued at $62M. Across recent filings, tracked investors recorded 4 new positions, 0 increased, 0 reduced, and 0 exited. All data sourced from SEC 13F filings.
Based on recent institutional activity in CLMT
How many top investors track CLMT
Only 2 tracked investors report this position.
CLMT Ownership Composition
How CALUMET INC is held across tracked investor types, based on reported 13F positions.
- Other100.0%
Tracked investors reporting CLMT
- Ken GriffinMar 31, 2026Citadel AdvisorsShares1.7MValue$62.2M% Portfolio0.01%
- Izzy EnglanderMar 31, 2026Millennium ManagementShares38.8KValue$1.4M% Portfolio0.00%
Recent activity
- $276.2KFeb 17, 2026
- $1.4MMay 15, 2026
- New$62.2MMay 15, 2026
- New$22.3MNov 14, 2025
Frequently asked questions
- How many institutional investors hold CLMT?
- 2 tracked institutional investors disclosed a position in CLMT (CALUMET INC) in their most recent 13F filing.
- Who is the largest institutional holder of CLMT?
- Ken Griffin, Citadel Advisors, holds the largest disclosed position in CLMT, valued at $62M.
- Did institutional ownership of CLMT increase or decrease?
- Across recent 13F filings, tracked investors recorded 4 new positions, 0 increased, 0 reduced, and 0 fully exited CLMT.
- Where does this CLMT ownership data come from?
- SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.