Holdings
Mountaineer Partners Management, LLC
As of Jun 30, 2026, Mountaineer Partners Management, LLC reported 9 positions worth US$114M. Largest: Century Aluminum Company, Sensient Technologies Corporation and Standardaero, Inc. What it bought and sold, with each filing.
| Company | Shares | Value as reported | Change | As of |
|---|---|---|---|---|
| Century Aluminum Company | 503K | US$23.2M | −80,688 | Jun 30, 2026 |
| Sensient Technologies Corporation | 132K | US$16.2M | −24,857 | Jun 30, 2026 |
| Standardaero, Inc. | 465K | US$13.9M | +57,160 | Jun 30, 2026 |
| Carpenter Technology Corporation | 20,894 | US$12.9M | −15,035 | Jun 30, 2026 |
| Ati Inc. | 60,419 | US$11.9M | −31,365 | Jun 30, 2026 |
| The Middleby Corporation | 67,536 | US$11.6M | new | Jun 30, 2026 |
| Alcoa Corporation | 208K | US$10.9M | −25,522 | Jun 30, 2026 |
| Harmony Gold Mining Co. Ltd. | 613K | US$9.32M | −53,786 | Jun 30, 2026 |
| Cameco Corporation | 39,903 | US$4.06M | −2,521 | Jun 30, 2026 |