Company profile
Calumet, Inc. /DE Insider Trading
CLMTEvery SEC Form 4 insider trading filing for Calumet, Inc. /DE (CLMT) since April 2023 — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?
- Exchange
- Nasdaq
- Sector
- Petroleum Refining
- CIK
- 0002013745
- Filings
- 154
- Insiders
- 20
- Last filing
- 2026-08-20
Activity summary
Recent insider activity is bullish. Over the last 30 days, 8 insiders purchased shares. Buying was led by Boss John G..
Three year balance
Buy and sell value by quarter, Q3 24 to Q3 26. Calumet, Inc. /DE insiders are net sellers across the period shown.
Bars below the rule are sales, above are purchases. Largest quarter on the chart is $20.5M.
90 day insight
Over the last 90 days, Calumet, Inc. /DE insiders bought $0 (41 transactions) and sold $0 (4 transactions).
- Most active insider: Boss John G. with 8 transactions totaling $0.
- Largest single sale: $153K by Sajkowski Daniel J on Jul 1, 2026.
- 20% of recent sales were pre-scheduled 10b5-1 trades — typically less informative than open-market activity.
Activity skews bullish — buys outpace sales.
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 20, 2026 | Boss John G. | CLMT | Award | 53 | — | — |
| Aug 20, 2026 | Schumacher Amy M | CLMT | Award | 162 | — | — |
| Aug 20, 2026 | Schumacher Amy M | CLMT | Award | 488 | — | — |
| Aug 20, 2026 | Boss John G. | CLMT | Award | 160 | — | — |
| Aug 20, 2026 | Mawer Stephen P | CLMT | Award | 230 | — | — |
45 more transactions hidden
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-H "X-Api-Key: $KEY"Top insiders
By total value filed.
Institutional Ownership
Top 13F-HR holders of Calumet, Inc. /DE as of 2026-06-30
Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →