Penbrook Management LLC
- SEC CIK
- 0001381055
- Latest filing
- Jul 23, 2026
MP holding history
MP Materials Corp. in every 13F filed by Penbrook Management LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
MP overviewAll 13F holders of MPFull Q2 2026 holdings
- Shares (Q3 2025)
- 0
- Sold out in Q3 2025
- Value
- $0
- % of portfolio
- 0.0%
- Quarters held
- 9
- Since Q2 2023
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q3 2025 | 0 | $0 | 0.0% | −7,210−100.0% | Sold out | Holders |
| Q2 2025 | 7,210 | $239.9K | 0.2% | −12,555−63.5% | Reduced | Holders |
| Q1 2025 | 19,765 | $482.5K | 0.4% | −225−1.1% | Reduced | Holders |
| Q4 2024 | 19,990 | $311.8K | 0.2% | 00.0% | Unchanged | Holders |
| Q3 2024 | 19,990 | $352.8K | 0.2% | −275−1.4% | Reduced | Holders |
| Q2 2024 | 20,265 | $258.0K | 0.2% | −960−4.5% | Reduced | Holders |
| Q1 2024 | 21,225 | $303.5K | 0.2% | −500−2.3% | Reduced | Holders |
| Q4 2023 | 21,725 | $431.2K | 0.3% | 00.0% | Unchanged | Holders |
| Q3 2023 | 21,725 | $414.9K | 0.3% | 00.0% | Unchanged | Holders |
| Q2 2023 | 21,725 | $497.1K | 0.4% | +21,725 | New | Holders |