Allegheny Technologies Incorporated shares owned by Mountaineer Partners Management
Quarter-by-quarter ownership of Allegheny Technologies Incorporated (ATI) shares owned by Mountaineer Partners Management
from 13F filings
Historical chart of Mountaineer Partners Management investment in Allegheny Technologies Incorporated
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Quarterly reported holdings in Allegheny Technologies Incorporated by Mountaineer Partners Management
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $12M | 144k | 81.34 |
| 2025-06-30 | $11M | 123k | 86.34 |
| 2025-03-31 | $9.4M | 181k | 52.03 |
| 2024-12-31 | $10M | 183k | 55.04 |
| 2024-09-30 | $9.4M | 141k | 66.91 |
| 2024-03-31 | $12M | 236k | 51.17 |
| 2023-12-31 | $12M | 252k | 45.47 |
| 2023-09-30 | $10M | 250k | 41.15 |
| 2023-06-30 | $11M | 249k | 44.23 |
| 2022-12-31 | $5.8M | 196k | 29.86 |
| 2022-09-30 | $5.6M | 211k | 26.61 |
| 2022-06-30 | $4.8M | 211k | 22.70 |
| 2022-03-31 | $5.7M | 211k | 26.85 |
| 2021-12-31 | $11M | 659k | 15.93 |
| 2021-09-30 | $9.4M | 562k | 16.63 |
| 2021-06-30 | $9.1M | 437k | 20.85 |
| 2021-03-31 | $9.2M | 437k | 21.06 |
| 2020-12-31 | $7.2M | 430k | 16.77 |
| 2020-09-30 | $2.9M | 330k | 8.72 |
| 2020-06-30 | $3.4M | 330k | 10.19 |
| 2020-03-31 | $2.9M | 338k | 8.50 |
| 2019-12-31 | $6.5M | 316k | 20.66 |
| 2019-09-30 | $7.4M | 366k | 20.25 |
| 2019-06-30 | $12M | 486k | 25.20 |
| 2019-03-31 | $11M | 437k | 25.57 |
| 2018-12-31 | $10M | 472k | 21.77 |
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