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, Q2 2026
Institutional positions in Constellium SE as of Jun 30, 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
- 389
- +82 vs. Q1 2026
- Shares held
- 121.5M
- −3.92M (−3.1%) vs. Q1 2026
- Total value
- $3.85B
- +$787.8M (+25.7%) vs. Q1 2026
- New holders
- 112
- 148 more added
- Sold out
- 30
- 110 more reduced
8 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Constellium SE; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Voleon Capital Management LP | 145,101 | $4.62M | 0.08% | −94,400−39.4% | Reduced |
| California State Teachers Retirement System | 142,434 | $4.54M | 0.00% | −3,298−2.3% | Reduced |
| Navellier & Associates Inc | 138,449 | $4.41M | 0.35% | +45,787+49.4% | Added |
| Mariner, LLC | 138,055 | $4.40M | 0.00% | +36,592+36.1% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 131,890 | $4.20M | 0.00% | +131,890 | New |
| Vanguard Fiduciary Trust Co | 128,223 | $4.09M | 0.00% | +50,914+65.9% | Added |
| State of Alaska, Department of Revenue | 126,487 | $4.03M | 0.04% | −14,218−10.1% | Reduced |
| Envestnet Asset Management Inc | 124,807 | $3.98M | 0.00% | −909−0.7% | Reduced |
| Invesco Ltd. | 122,064 | $3.89M | 0.00% | −13,921−10.2% | Reduced |
| Squarepoint Ops LLC | 121,524 | $3.87M | 0.01% | +11,818+10.8% | Added |
| Quantinno Capital Management LP | 119,337 | $3.80M | 0.00% | +29,896+33.4% | Added |
| State of Wisconsin Investment Board | 119,089 | $3.80M | 0.01% | −73,463−38.2% | Reduced |
| CI Private Wealth, LLC | 118,600 | $3.78M | 0.01% | +18,292+18.2% | Added |
| Vanguard Asset Management, Ltd | 117,861 | $3.76M | 0.00% | +4,575+4.0% | Added |
| Legal & General Group Plc | 116,819 | $3.72M | 0.00% | +3,607+3.2% | Added |
| Tudor Investment Corp Et Al | 116,725 | $3.72M | 0.02% | +116,725 | New |
| Citigroup Inc | 113,360 | $3.61M | 0.00% | +18,503+19.5% | Added |
| Price T Rowe Associates Inc | 112,753 | $3.59M | 0.00% | +13,852+14.0% | Added |
| Bellars Harris Wealth Management, LLC | 112,168 | $3.57M | 0.73% | +112,168 | New |
| Ionic Capital Management LLC | 109,822 | $3.50M | 3.28% | −67,900−38.2% | Reduced |
| Sanctuary Advisors, LLC | 108,336 | $3.45M | 0.02% | +15,505+16.7% | Added |
| Vanguard Capital Management LLC | 108,307 | $3.45M | 0.00% | +6,761+6.7% | Added |
| MML Investors Services, LLC | 107,841 | $3.44M | 0.01% | +74,951+227.9% | Added |
| Segall Bryant & Hamill, LLC | 102,820 | $3.28M | 0.04% | +102,820 | New |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 102,574 | $3.27M | 0.00% | +74,112+260.4% | Added |
| Knights of Columbus Asset Advisors LLC | 100,977 | $3.22M | 0.16% | −26,686−20.9% | Reduced |
| Credit Agricole S A | 100,000 | $3.19M | 0.01% | −20,000−16.7% | Reduced |
| HSBC Holdings PLC | 99,801 | $3.17M | 0.00% | +15,158+17.9% | Added |
| Convergence Investment Partners, LLC | 98,631 | $3.14M | 0.30% | +33,078+50.5% | Added |
| Concurrent Investment Advisors, LLC | 97,785 | $3.12M | 0.03% | +97,785 | New |
| Zacks Investment Management | 96,164 | $3.06M | 0.02% | +7,266+8.2% | Added |
| SummitTX Capital, L.P. | 95,846 | $3.05M | 0.08% | −234,396−71.0% | Reduced |
| Whitebox Advisors LLC | 95,672 | $3.05M | 0.05% | −250,988−72.4% | Reduced |
| Cerity Partners LLC | 93,516 | $2.98M | 0.00% | −1,701−1.8% | Reduced |
| Los Angeles Capital Management LLC | 91,016 | $2.90M | 0.01% | −11,790−11.5% | Reduced |
| ExodusPoint Capital Management, LP | 90,921 | $2.90M | 0.03% | +5,093+5.9% | Added |
| Aquatic Capital Management LLC | 88,996 | $2.84M | 0.10% | +15,327+20.8% | Added |
| Manufacturers Life Insurance Company, The | 84,872 | $2.70M | 0.00% | +1,455+1.7% | Added |
| MetLife Investment Management | 78,865 | $2.51M | 0.01% | +2,182+2.8% | Added |
| Ritholtz Wealth Management | 76,148 | $2.43M | 0.04% | +39,175+106.0% | Added |
| Susquehanna International Group, LLP | 71,762 | $2.29M | 0.00% | −39,424−35.5% | Reduced |
| Gsa Capital Partners LLP | 69,779 | $2.22M | 0.14% | −79,216−53.2% | Reduced |
| Robeco Institutional Asset Management B.V. | 69,589 | $2.22M | 0.00% | +69,589 | New |
| Stratos Wealth Partners, LTD. | 68,236 | $2.17M | 0.02% | +68,236 | New |
| Bridgeway Capital Management, LLC | 67,037 | $2.14M | 0.04% | 00.0% | Unchanged |
| Cetera Investment Advisers | 66,151 | $2.11M | 0.00% | −41,432−38.5% | Reduced |
| CWM Advisors, LLC | 65,664 | $2.09M | 0.09% | −3,259−4.7% | Reduced |
| Numerai GP LLC | 64,729 | $2.06M | 0.17% | −35,057−35.1% | Reduced |
| Clearbridge Investments, LLC | 64,696 | $2.06M | 0.00% | −54,380−45.7% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 64,334 | $2.05M | 0.00% | −1,798−2.7% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 62,693 | $2.00M | 0.00% | +408+0.7% | Added |
| Mercer Global Advisors Inc | 62,504 | $1.99M | 0.00% | +16,652+36.3% | Added |
| Wealth Enhancement Advisory Services, LLC | 75,959 | $1.99M | 0.00% | +12,287+19.3% | Added |
| Teacher Retirement System of Texas | 59,018 | $1.88M | 0.01% | −35,630−37.6% | Reduced |
| Allspring Global Investments Holdings, LLC | 61,663 | $1.86M | 0.00% | +3,108+5.3% | Added |
| Renaissance Group LLC | 55,570 | $1.77M | 0.07% | −654−1.2% | Reduced |
| Eddie Patel Inc | 53,958 | $1.72M | 1.03% | +53,958 | New |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 53,111 | $1.69M | 0.00% | +53,111 | New |
| Public Employees Retirement System of Ohio | 52,125 | $1.66M | 0.00% | −7,210−12.2% | Reduced |
| Walleye Capital LLC | 48,496 | $1.55M | 0.01% | +28,301+140.1% | Added |
| State of New Jersey Common Pension Fund D | 48,422 | $1.54M | 0.01% | −38,712−44.4% | Reduced |
| Virginia Retirement Systems Et Al | 47,300 | $1.51M | 0.01% | +47,300 | New |
| Jackson Creek Investment Advisors LLC | 53,252 | $1.48M | 0.49% | −20,412−27.7% | Reduced |
| XTX Topco Ltd | 45,827 | $1.46M | 0.02% | +45,827 | New |
| Polymer Capital Management (US) LLC | 45,309 | $1.44M | 0.21% | +45,309 | New |
| State Board of Administration of Florida Retirement System | 44,912 | $1.43M | 0.00% | +8,752+24.2% | Added |
| STRS Ohio | 44,800 | $1.43M | 0.01% | +500+1.1% | Added |
| Jennison Associates LLC | 42,879 | $1.37M | 0.00% | +13,615+46.5% | Added |
| Intech Investment Management LLC | 42,482 | $1.35M | 0.01% | +3,275+8.4% | Added |
| Y-Intercept (Hong Kong) Ltd | 40,687 | $1.30M | 0.03% | −123,140−75.2% | Reduced |
| Prelude Capital Management, LLC | 40,426 | $1.29M | 0.09% | −7,157−15.0% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 39,968 | $1.27M | 0.01% | +3,267+8.9% | Added |
| GWM Advisors LLC | 38,873 | $1.24M | 0.00% | +38,573+12,857.7% | Added |
| Atomi Financial Group, Inc. | 38,731 | $1.23M | 0.03% | +38,731 | New |
| Edgestream Partners, L.P. | 37,671 | $1.20M | 0.04% | −188,621−83.4% | Reduced |
| Nordea Investment Management AB | 37,664 | $1.19M | 0.00% | +37,664 | New |
| Integrated Quantitative Investments LLC | 36,605 | $1.17M | 0.19% | +36,605 | New |
| Boston Partners | 35,876 | $1.14M | 0.00% | −25,107−41.2% | Reduced |
| Voloridge Investment Management, LLC | 35,765 | $1.14M | 0.00% | −216,403−85.8% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 35,053 | $1.12M | 0.00% | +14,764+72.8% | Added |
| Thoroughbred Financial Services, LLC | 34,764 | $1.11M | 0.05% | +10,911+45.7% | Added |
| Handelsbanken Fonder AB | 34,696 | $1.11M | 0.00% | +24,615+244.2% | Added |
| Summit Global Investments | 34,315 | $1.09M | 0.06% | +516+1.5% | Added |
| Precision Wealth Strategies, LLC | 34,195 | $1.09M | 0.33% | +6,380+22.9% | Added |
| Arizona State Retirement System | 33,811 | $1.08M | 0.01% | −282−0.8% | Reduced |
| State of Wyoming | 33,326 | $1.06M | 0.11% | −2,329−6.5% | Reduced |
| Graham Capital Management, L.P. | 33,310 | $1.06M | 0.03% | +544+1.7% | Added |
| Dynamic Technology Lab Private Ltd | 32,913 | $1.05M | 0.23% | −11,500−25.9% | Reduced |
| Hartree Partners, LP | 32,700 | $1.04M | 0.22% | +32,700 | New |
| Globeflex Capital L P | 32,061 | $1.02M | 0.13% | +6,223+24.1% | Added |
| Vanguard Investments Australia, Ltd. | 31,321 | $998.2K | 0.00% | +2,013+6.9% | Added |
| Norges Bank | 31,000 | $988.0K | 0.00% | +31,000 | New |
| Merit Financial Group, LLC | 30,860 | $983.5K | 0.01% | +14,576+89.5% | Added |
| Daiwa Securities Group Inc. | 29,500 | $940.2K | 0.00% | +29,500 | New |
| BNP Paribas Arbitrage, SA | 29,454 | $938.7K | 0.00% | −23,082−43.9% | Reduced |
| Bailard, Inc. | 29,100 | $927.4K | 0.02% | −8,800−23.2% | Reduced |
| Legato Capital Management LLC | 28,448 | $906.6K | 0.08% | +28,448 | New |
| First Trust Advisors LP | 27,602 | $879.7K | 0.00% | +14,721+114.3% | Added |
| DRW Securities, LLC | 27,570 | $878.7K | 0.05% | −3,549−11.4% | Reduced |
| KLP Kapitalforvaltning AS | 27,500 | $876.4K | 0.00% | 00.0% | Unchanged |