SEC Form 4 · Updated Daily
CLMT
— CALUMET, INC. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| Heritage Group | 10%+ Owner | 12,440,211 | 2026-06-05 | G |
| Straumins Jennifer | Director | 943,438 | 2025-12-04 | M |
| Fleming Bruce A | Officer | 657,391 | 2026-09-25 | M |
| Carter James S | Director | 394,632 | 2025-01-17 | M |
| Mawer Stephen P | Director | 372,965 | 2026-09-25 | M |
| Borgmann Louis Todd | Officer | 371,170 | 2026-09-25 | M |
| Schumacher Amy M | Director | 258,160 | 2026-07-09 | M |
| Obermeier Scott | Officer | 248,240 | 2026-03-09 | M |
| Sajkowski Daniel J | Director | 84,785 | 2026-07-09 | M |
| Morical Gregory J | Officer | 78,505 | 2026-09-25 | M |
| Sheets Daniel L | Director | 56,824 | 2025-05-13 | S |
| Boss John G. | Director | 35,860 | 2026-07-09 | M |
| Raymond Paul C | Director | 31,800 | 2026-07-09 | M |
| Lunin David | Officer | 22,500 | 2026-10-19 | M |
| DONARGO VINCENT | Officer | 18,149 | 2025-03-11 | M |
| Twitchell Karen A. | Director | 13,389 | 2026-07-09 | M |
| Quintana Julio M | Director | 7,067 | 2026-07-09 | M |
| NARWOLD KAREN G | Officer | 7,067 | 2026-07-09 | M |
| Krutz John Robert | Officer | 550 | 2025-05-21 | — |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-10-19 | Lunin David | Option exercise (derivative) | 20,000 | $0.00 | 0 |
| 2026-10-19 | Lunin David | Tax withholding | 7,954 | $0.00 | 14,546 |
| 2026-10-19 | Lunin David | Option exercise | 20,000 | $0.00 | 22,500 |
| 2026-09-25 | Mawer Stephen P | Option exercise (derivative) | 61,387 | $0.00 | 0 |
| 2026-09-25 | Mawer Stephen P | Open-market sale | 24,555 | $0.00 | 348,410 |
| 2026-09-25 | Mawer Stephen P | Option exercise | 61,387 | $0.00 | 372,965 |
| 2026-09-25 | Morical Gregory J | Option exercise (derivative) | 30,694 | $0.00 | 0 |
| 2026-09-25 | Morical Gregory J | Tax withholding | 13,560 | $0.00 | 64,945 |
| 2026-09-25 | Morical Gregory J | Option exercise | 30,694 | $0.00 | 78,505 |
| 2026-09-25 | Fleming Bruce A | Option exercise (derivative) | 107,428 | $0.00 | 0 |
| 2026-09-25 | Fleming Bruce A | Tax withholding | 42,190 | $0.00 | 615,201 |
| 2026-09-25 | Fleming Bruce A | Option exercise | 107,428 | $0.00 | 657,391 |
| 2026-09-25 | Borgmann Louis Todd | Option exercise (derivative) | 107,428 | $0.00 | 0 |
| 2026-09-25 | Borgmann Louis Todd | Tax withholding | 46,901 | $0.00 | 324,269 |
| 2026-09-25 | Borgmann Louis Todd | Option exercise | 107,428 | $0.00 | 371,170 |
| 2026-08-20 | Boss John G. | Grant / award (derivative) | 53 | $0.00 | 53 |
| 2026-08-20 | Boss John G. | Grant / award (derivative) | 160 | $0.00 | 160 |
| 2026-08-20 | Schumacher Amy M | Grant / award (derivative) | 162 | $0.00 | 162 |
| 2026-08-20 | Schumacher Amy M | Grant / award (derivative) | 488 | $0.00 | 488 |
| 2026-08-20 | Mawer Stephen P | Grant / award (derivative) | 230 | $0.00 | 230 |
| 2026-08-20 | Mawer Stephen P | Grant / award (derivative) | 690 | $0.00 | 690 |
| 2026-08-20 | Raymond Paul C | Grant / award (derivative) | 178 | $0.00 | 178 |
| 2026-08-20 | Raymond Paul C | Grant / award (derivative) | 534 | $0.00 | 534 |
| 2026-07-09 | Twitchell Karen A. | Option exercise (derivative) | 7,067 | $0.00 | 0 |
| 2026-07-09 | Twitchell Karen A. | Option exercise | 7,067 | $0.00 | 13,389 |
| 2026-07-09 | NARWOLD KAREN G | Option exercise (derivative) | 7,067 | $0.00 | 0 |
| 2026-07-09 | NARWOLD KAREN G | Option exercise | 7,067 | $0.00 | 7,067 |
| 2026-07-09 | Quintana Julio M | Option exercise (derivative) | 7,067 | $0.00 | 0 |
| 2026-07-09 | Quintana Julio M | Option exercise | 7,067 | $0.00 | 7,067 |
| 2026-07-09 | Schumacher Amy M | Option exercise (derivative) | 7,067 | $0.00 | 0 |
| 2026-07-09 | Schumacher Amy M | Option exercise | 7,067 | $0.00 | 258,160 |
| 2026-07-09 | Sajkowski Daniel J | Option exercise (derivative) | 7,067 | $0.00 | 0 |
| 2026-07-09 | Sajkowski Daniel J | Tax withholding | 2,827 | $0.00 | 81,958 |
| 2026-07-09 | Sajkowski Daniel J | Option exercise | 7,067 | $0.00 | 84,785 |
| 2026-07-09 | Raymond Paul C | Option exercise (derivative) | 7,067 | $0.00 | 0 |
| 2026-07-09 | Raymond Paul C | Tax withholding | 2,827 | $0.00 | 28,973 |
| 2026-07-09 | Raymond Paul C | Option exercise | 7,067 | $0.00 | 31,800 |
| 2026-07-09 | Mawer Stephen P | Option exercise (derivative) | 13,780 | $0.00 | 0 |
| 2026-07-09 | Mawer Stephen P | Tax withholding | 5,512 | $0.00 | 311,578 |
| 2026-07-09 | Mawer Stephen P | Option exercise | 13,780 | $0.00 | 317,090 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.