Calumet's three largest insider shareholders as of May 30, 2026 are Group Heritage (TenPercentOwner, 12.59Mn shares), Jennifer Straumins (Director, 943.44K shares), Bruce A Fleming (Evp Montana Renewables, 549.96K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Paul C Raymond | - | 24,733 | 0 | 05 Dec, 2025 |
| Vincent Donargo | Chief Accounting Officer | 14,005 | 0 | 13 Mar, 2025 |
| Group Heritage | - | 12,587,209 | 0 | 12 Jul, 2024 |
| James S Carter | - | 394,632 | 0 | 21 Jan, 2025 |
| Jennifer Straumins | - | 943,438 | 0 | 05 Dec, 2025 |
| Daniel L Sheets | - | 26,824 | 0 | 15 May, 2025 |
| Karen A. Twitchell | - | 6,322 | 0 | 05 Dec, 2025 |
| Daniel J Sajkowski | - | 81,958 | 0 | 02 Apr, 2026 |
| Amy M Schumacher | - | 251,093 | 0 | 05 Dec, 2025 |
| Stephen P Mawer | - | 303,310 | 0 | 10 Mar, 2026 |
| Bruce A Fleming | Evp Montana Renewables | 549,963 | 0 | 10 Mar, 2026 |
| John G. Boss | - | 28,793 | 0 | 05 Dec, 2025 |
| Scott Obermeier | Evp Specialties | 237,656 | 0 | 10 Mar, 2026 |
| Louis Todd Borgmann | Chief Executive Officer | 263,742 | 0 | 10 Mar, 2026 |
| David Lunin | Evp Cfo | 2,500 | 0 | 05 Mar, 2025 |
| Gregory J Morical | Svp, General Counsel | 47,811 | 0 | 10 Mar, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 31 Mar, 2026 | Bruce A Fleming | Restricted Stock Unit | A | 13,047 | $0.00 | 13,047 | D | A |
| 31 Mar, 2026 | Louis Todd Borgmann | Restricted Stock Unit | A | 7,173 | $0.00 | 7,173 | D | A |
| 31 Mar, 2026 | John Robert Krutz | Restricted Stock Unit | A | 931 | $0.00 | 931 | D | A |
| 01 Apr, 2026 | Daniel J Sajkowski | Common Stock, par value $0.01 per share | D | 3,310 | $34.46 | 81,958 | D | S |
| 31 Mar, 2026 | John Robert Krutz | Restricted Stock Unit | A | 931 | $0.00 | 931 | D | A |
| 31 Mar, 2026 | Gregory J Morical | Restricted Stock Unit | A | 1,002 | $0.00 | 1,002 | D | A |
| 01 Apr, 2026 | Daniel J Sajkowski | Common Stock, par value $0.01 per share | D | 3,310 | $34.46 | 81,958 | D | S |
| 31 Mar, 2026 | Gregory J Morical | Restricted Stock Unit | A | 1,002 | $0.00 | 1,002 | D | A |
| 31 Mar, 2026 | Bruce A Fleming | Restricted Stock Unit | A | 13,047 | $0.00 | 13,047 | D | A |
| 31 Mar, 2026 | Gregory J Morical | Restricted Stock Units | A | 334 | $0.00 | 334 | D | A |
| 31 Mar, 2026 | Bruce A Fleming | Restricted Stock Units | A | 4,349 | $0.00 | 4,349 | D | A |
| 31 Mar, 2026 | John Robert Krutz | Restricted Stock Units | A | 310 | $0.00 | 310 | D | A |
| 31 Mar, 2026 | Gregory J Morical | Restricted Stock Units | A | 334 | $0.00 | 334 | D | A |
| 31 Mar, 2026 | Bruce A Fleming | Restricted Stock Units | A | 4,349 | $0.00 | 4,349 | D | A |
| 31 Mar, 2026 | John Robert Krutz | Restricted Stock Units | A | 310 | $0.00 | 310 | D | A |
| 31 Mar, 2026 | Louis Todd Borgmann | Restricted Stock Units | A | 2,391 | $0.00 | 2,391 | D | A |
| 09 Mar, 2026 | Stephen P Mawer | Common Stock, par value $0.01 per share | A | 27,806 | $0.00 | 315,899 | D | M |
| 09 Mar, 2026 | Bruce A Fleming | Common Stock, par value $0.01 per share | A | 20,621 | $0.00 | 558,119 | D | M |
| 09 Mar, 2026 | Scott Obermeier | Common Stock, par value $0.01 per share | A | 24,090 | $0.00 | 248,240 | D | M |
| 09 Mar, 2026 | Scott Obermeier | Common Stock, par value $0.01 per share | A | 24,090 | $0.00 | 248,240 | D | M |