Ownership history in Soapstone Management L.P. · 20 quarters on record
This page tracks every 13F SEC filing in which Soapstone Management L.P. reported a position in CONSTELLIUM SE (CSTM). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.
| Quarter | Action | Shares | Change | Chg % | % of Fund | Mkt Value | Price (EOQ) |
|---|---|---|---|---|---|---|---|
| 2025 Q4 | REDUCED | 1,350,000 | -319,099 | -19.1% | 18.75% | $25.4M | $18.85 |
| 2025 Q3 | REDUCED | 1,669,099 | -107,460 | -6.0% | 16.86% | $24.8M | $14.88 |
| 2025 Q2 | ADDED | 1,776,559 | +199,360 | +12.6% | 15.68% | $23.6M | $13.30 |
| 2025 Q1 | ADDED | 1,577,199 | +37,242 | +2.4% | 12.43% | $15.9M | $10.09 |
| 2024 Q4 | ADDED | 1,539,957 | +644,957 | +72.1% | 14.86% | $15.8M | $10.27 |
| 2024 Q3 | ADDED | 895,000 | +178,777 | +25.0% | 12.10% | $14.6M | $16.26 |
| 2024 Q2 | REDUCED | 716,223 | -208,777 | -22.6% | 9.01% | $13.5M | $18.85 |
| 2024 Q1 | ADDED | 925,000 | +125,000 | +15.6% | 11.42% | $20.5M | $22.11 |
| 2023 Q4 | UNCHANGED | 800,000 | — | 0% | 8.73% | $16.0M | $19.96 |
| 2023 Q3 | REDUCED | 800,000 | -50,000 | -5.9% | 6.73% | $14.6M | $18.20 |
As of 2025 Q4 — sorted by position size