Rockingstone Advisors LLC
- SEC CIK
- 0002027176
- Latest filing
- Jul 13, 2026
CSTM holding history
Constellium SE in every 13F filed by Rockingstone Advisors LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
CSTM overviewAll 13F holders of CSTMFull Q2 2026 holdings
- Shares (Q2 2026)
- 171,808
- Value
- $5.48M
- % of portfolio
- 2.2%
- Quarters held
- 15
- Since Q4 2022
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 171,808 | $5.48M | 2.2% | −20,029−10.4% | Reduced | Holders |
| Q1 2026 | 191,837 | $4.72M | 2.2% | −27,390−12.5% | Reduced | Holders |
| Q4 2025 | 219,227 | $4.13M | 1.9% | +4,465+2.1% | Added | Holders |
| Q3 2025 | 214,762 | $3.20M | 1.6% | +1,285+0.6% | Added | Holders |
| Q2 2025 | 213,477 | $2.84M | 1.5% | −66,085−23.6% | Reduced | Holders |
| Q1 2025 | 279,562 | $2.82M | 1.3% | +28,645+11.4% | Added | Holders |
| Q4 2024 | 250,917 | $2.58M | 1.1% | +81,467+48.1% | Added | Holders |
| Q3 2024 | 169,450 | $2.76M | 1.4% | +1,865+1.1% | Added | Holders |
| Q2 2024 | 167,585 | $3.16M | 1.6% | +189+0.1% | Added | Holders |
| Q1 2024 | 167,396 | $3.70M | 1.9% | +630+0.4% | Added | Holders |
| Q4 2023 | 166,766 | $3.33M | 1.9% | +5,245+3.2% | Added | Holders |
| Q3 2023 | 161,521 | $2.94M | 1.6% | −175−0.1% | Reduced | Holders |
| Q2 2023 | 161,696 | $2.78M | 1.6% | +210+0.1% | Added | Holders |
| Q1 2023 | 161,486 | $2.47M | 1.5% | +17,695+12.3% | Added | Holders |
| Q4 2022 | 143,791 | $1.70M | 1.3% | – | No prior filing | Holders |