Constellium SE
CSTM- Exchange
- NYSE
- Industry
- Secondary Smelting & Refining of Nonferrous Metals
- SEC CIK
- 0001563411
In the last 90 days, Constellium SE insiders filed 1 open-market purchase and 0 sales; 389 institutions reported holding it in 13F filings for Q2 2026, worth $3.85B in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Constellium SE as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 315
- +66 vs. Q4 2025
- Shares held
- 126.0M
- +5.79M (+4.8%) vs. Q4 2025
- Total value
- $3.08B
- +$815.3M (+36.0%) vs. Q4 2025
- New holders
- 88
- 113 more added
- Sold out
- 22
- 85 more reduced
4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting CSTM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 389 | $3.85B |
| Q1 2026 | 315 | $3.08B |
| Q4 2025 | 253 | $2.34B |
| Q3 2025 | 237 | $1.91B |
| Q2 2025 | 224 | $1.76B |
| Q1 2025 | 220 | $1.33B |
| Q4 2024 | 219 | $1.39B |
| Q3 2024 | 222 | $2.21B |
| Q2 2024 | 224 | $2.58B |
| Q1 2024 | 207 | $3.04B |
| Q4 2023 | 193 | $2.67B |
| Q3 2023 | 191 | $2.46B |
| Q2 2023 | 187 | $2.34B |
| Q1 2023 | 183 | $2.04B |
| Q4 2022 | 185 | $1.57B |
| Q3 2022 | 179 | $1.35B |
| Q2 2022 | 189 | $1.76B |
| Q1 2022 | 183 | $2.36B |
| Q4 2021 | 161 | $2.27B |
| Q3 2021 | 162 | $2.39B |
| Q2 2021 | 153 | $2.46B |
| Q1 2021 | 135 | $1.80B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Constellium SE; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Crescent Grove Advisors, LLC | 14,485 | $356.0K | 0.04% | +14,485 | New |
| Advisors Asset Management, Inc. | 15,619 | $383.9K | 0.01% | −42−0.3% | Reduced |
| Merit Financial Group, LLC | 16,284 | $400.3K | 0.00% | +2,821+21.0% | Added |
| Cynosure Management, LLC | 16,404 | $403.2K | 0.05% | +16,404 | New |
| Royal Bank of Canada | 16,725 | $411.0K | 0.00% | −34,080−67.1% | Reduced |
| Colony Group, LLC | 17,055 | $419.2K | 0.00% | +2,278+15.4% | Added |
| Contravisory Investment Management, Inc. | 17,650 | $433.8K | 0.09% | −21−0.1% | Reduced |
| Centiva Capital, LP | 17,728 | $435.8K | 0.02% | +6,575+59.0% | Added |
| Sterling Capital Management LLC | 17,778 | $437.0K | 0.01% | +12,435+232.7% | Added |
| Skopos Labs, Inc. | 17,996 | $442.3K | 0.01% | +1,453+8.8% | Added |
| Andina Capital Management, LLC | 18,114 | $445.2K | 0.39% | +18,114 | New |
| EP Wealth Advisors, LLC | 18,159 | $446.3K | 0.00% | +1,133+6.7% | Added |
| Pictet Asset Management Holding SA | 19,347 | $475.5K | 0.00% | +1,447+8.1% | Added |
| Blackstone Group Inc. | 19,351 | $475.6K | 0.00% | +19,351 | New |
| Marex Group plc | 19,451 | $478.1K | 0.00% | +19,451 | New |
| Wiley Bros.-Aintree Capital, LLC | 19,701 | $484.3K | 0.00% | −10,658−35.1% | Reduced |
| Deeter Investments LLP | 19,833 | $487.5K | 0.09% | +19,833 | New |
| Tower Research Capital LLC (TRC) | 19,886 | $488.8K | 0.01% | +11,948+150.5% | Added |
| Walleye Capital LLC | 20,195 | $496.4K | 0.00% | +20,195 | New |
| Cambridge Investment Research Advisors, Inc. | 20,289 | $499.0K | 0.00% | +1,469+7.8% | Added |
| Metis Global Partners, LLC | 20,566 | $505.5K | 0.01% | −5,938−22.4% | Reduced |
| Nicholas Investment Partners, LP | 21,794 | $535.7K | 0.04% | +21,794 | New |
| Captrust Financial Advisors | 22,045 | $541.6K | 0.00% | +4,110+22.9% | Added |
| DGS Capital Management, LLC | 22,307 | $548.3K | 0.09% | +22,307 | New |
| Voya Investment Management LLC | 23,519 | $578.1K | 0.00% | −1,216−4.9% | Reduced |
| ProShare Advisors LLC | 23,614 | $580.4K | 0.00% | −5,194−18.0% | Reduced |
| Thoroughbred Financial Services, LLC | 23,853 | $586.0K | 0.03% | +23,853 | New |
| Csenge Advisory Group | 24,215 | $595.2K | 0.03% | +24,215 | New |
| Ethic Inc. | 25,285 | $621.5K | 0.01% | −3,998−13.7% | Reduced |
| Islay Capital Management, LLC | 25,648 | $630.4K | 0.32% | +25,648 | New |
| Globeflex Capital L P | 25,838 | $635.1K | 0.10% | +25,838 | New |
| Virtus ETF Advisers LLC | 26,000 | $639.1K | 0.30% | 00.0% | Unchanged |
| Highland Capital Management, LLC | 27,486 | $675.6K | 0.04% | +8,004+41.1% | Added |
| KLP Kapitalforvaltning AS | 27,500 | $676.0K | 0.00% | +900+3.4% | Added |
| Precision Wealth Strategies, LLC | 27,815 | $683.7K | 0.23% | +27,815 | New |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 28,462 | $699.6K | 0.00% | +28,462 | New |
| Jennison Associates LLC | 29,264 | $719.3K | 0.00% | +29,264 | New |
| Vanguard Investments Australia, Ltd. | 29,308 | $720.4K | 0.00% | +29,308 | New |
| Verition Fund Management LLC | 29,371 | $721.9K | 0.01% | −135,754−82.2% | Reduced |
| Maven Securities LTD | 30,444 | $748.3K | 0.04% | +30,444 | New |
| Lawson Kroeker Investment Management Inc | 30,520 | $750.2K | 0.22% | −23,500−43.5% | Reduced |
| DRW Securities, LLC | 31,119 | $764.9K | 0.04% | +31,119 | New |
| Graham Capital Management, L.P. | 32,766 | $805.4K | 0.03% | +4,318+15.2% | Added |
| MML Investors Services, LLC | 32,890 | $808.4K | 0.00% | +32,890 | New |
| Summit Global Investments | 33,799 | $831.0K | 0.05% | +554+1.7% | Added |
| Arizona State Retirement System | 34,093 | $838.0K | 0.00% | −942−2.7% | Reduced |
| Private Advisor Group, LLC | 35,539 | $873.5K | 0.00% | −48,049−57.5% | Reduced |
| State of Wyoming | 35,655 | $876.4K | 0.10% | +1,728+5.1% | Added |
| State Board of Administration of Florida Retirement System | 36,160 | $888.8K | 0.00% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 36,701 | $902.1K | 0.01% | 00.0% | Unchanged |
| Ritholtz Wealth Management | 36,973 | $908.8K | 0.02% | +36,973 | New |
| Bailard, Inc. | 37,900 | $931.6K | 0.02% | −8,200−17.8% | Reduced |
| O'Shaughnessy Asset Management, LLC | 38,896 | $956.1K | 0.00% | +10,966+39.3% | Added |
| Intech Investment Management LLC | 39,207 | $963.7K | 0.01% | −16,236−29.3% | Reduced |
| Lighthouse Investment Partners, LLC | 42,672 | $1.05M | 0.04% | −96,568−69.4% | Reduced |
| STRS Ohio | 44,300 | $1.09M | 0.00% | −8,000−15.3% | Reduced |
| Dynamic Technology Lab Private Ltd | 44,413 | $1.09M | 0.18% | +25,616+136.3% | Added |
| Mercer Global Advisors Inc | 45,852 | $1.13M | 0.00% | +10,575+30.0% | Added |
| Prelude Capital Management, LLC | 47,583 | $1.17M | 0.09% | +8,377+21.4% | Added |
| Dark Forest Capital Management LP | 49,438 | $1.22M | 0.11% | +49,438 | New |
| BNP Paribas Arbitrage, SA | 52,536 | $1.29M | 0.00% | −43,143−45.1% | Reduced |
| Renaissance Group LLC | 56,224 | $1.38M | 0.06% | −1,997−3.4% | Reduced |
| HighTower Advisors, LLC | 57,911 | $1.42M | 0.00% | −35,663−38.1% | Reduced |
| Public Employees Retirement System of Ohio | 59,335 | $1.46M | 0.00% | +53,081+848.8% | Added |
| Boston Partners | 60,983 | $1.50M | 0.00% | −481,021−88.7% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 62,285 | $1.53M | 0.00% | +22,840+57.9% | Added |
| Allspring Global Investments Holdings, LLC | 58,555 | $1.60M | 0.00% | +6,073+11.6% | Added |
| Convergence Investment Partners, LLC | 65,553 | $1.61M | 0.26% | −8,047−10.9% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 66,132 | $1.62M | 0.00% | +408+0.6% | Added |
| Bridgeway Capital Management, LLC | 67,037 | $1.65M | 0.03% | −872,194−92.9% | Reduced |
| CWM Advisors, LLC | 68,923 | $1.69M | 0.10% | +68,923 | New |
| Wealth Enhancement Advisory Services, LLC | 63,672 | $1.76M | 0.00% | +12,559+24.6% | Added |
| Capital Fund Management S.A. | 71,880 | $1.77M | 0.02% | +71,880 | New |
| Aquatic Capital Management LLC | 73,669 | $1.81M | 0.05% | +73,669 | New |
| Jackson Creek Investment Advisors LLC | 73,664 | $1.81M | 0.53% | +73,664 | New |
| MetLife Investment Management | 76,683 | $1.88M | 0.01% | +810+1.1% | Added |
| LPL Financial LLC | 77,137 | $1.90M | 0.00% | +66,918+654.8% | Added |
| Vanguard Fiduciary Trust Co | 77,309 | $1.90M | 0.00% | +77,309 | New |
| Manufacturers Life Insurance Company, The | 83,417 | $2.05M | 0.00% | −2,917−3.4% | Reduced |
| HSBC Holdings PLC | 84,643 | $2.06M | 0.00% | +11,207+15.3% | Added |
| ExodusPoint Capital Management, LP | 85,828 | $2.11M | 0.02% | −66,369−43.6% | Reduced |
| Lazard Asset Management LLC | 87,095 | $2.14M | 0.00% | +87,095 | New |
| State of New Jersey Common Pension Fund D | 87,134 | $2.14M | 0.01% | +87,134 | New |
| Zacks Investment Management | 88,898 | $2.19M | 0.02% | +88,898 | New |
| Quantinno Capital Management LP | 89,441 | $2.20M | 0.00% | +14,975+20.1% | Added |
| Prudential Financial Inc | 92,640 | $2.28M | 0.00% | +92,640 | New |
| Navellier & Associates Inc | 92,662 | $2.28M | 0.24% | +92,662 | New |
| Sanctuary Advisors, LLC | 92,831 | $2.28M | 0.01% | +92,831 | New |
| Twinbeech Capital LP | 93,141 | $2.29M | 0.24% | +93,141 | New |
| Teacher Retirement System of Texas | 94,648 | $2.33M | 0.01% | +80,239+556.9% | Added |
| Citigroup Inc | 94,857 | $2.33M | 0.00% | +34,164+56.3% | Added |
| Wells Fargo & Company | 95,110 | $2.34M | 0.00% | −66,712−41.2% | Reduced |
| Cerity Partners LLC | 95,217 | $2.34M | 0.00% | +11,414+13.6% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 96,200 | $2.36M | 0.01% | +2,659+2.8% | Added |
| Ameriprise Financial Inc | 98,034 | $2.41M | 0.00% | +10,476+12.0% | Added |
| Price T Rowe Associates Inc | 98,901 | $2.43M | 0.00% | +20,063+25.4% | Added |
| Numerai GP LLC | 99,786 | $2.45M | 0.25% | +58,558+142.0% | Added |
| Mariner, LLC | 101,463 | $2.49M | 0.00% | +32,669+47.5% | Added |
| Vanguard Capital Management LLC | 101,546 | $2.50M | 0.00% | +101,546 | New |
| Moore Capital Management, LP | 101,898 | $2.50M | 0.09% | −756,056−88.1% | Reduced |