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, Q4 2025
Institutional positions in Constellium SE as of Dec 31, 2025. 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
- 253
- +21 vs. Q3 2025
- Shares held
- 124.3M
- −3.47M (−2.7%) vs. Q3 2025
- Total value
- $2.34B
- +$441.8M (+23.2%) vs. Q3 2025
- New holders
- 42
- 86 more added
- Sold out
- 21
- 94 more reduced
5 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding Constellium SE; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Hudson Bay Capital Management LP | 401,989 | $7.58M | 0.04% | +94,502+30.7% | Added |
| Bank of New York Mellon Corp | 402,511 | $7.59M | 0.00% | +18,383+4.8% | Added |
| Bank of America Corp | 425,351 | $8.02M | 0.00% | −63,586−13.0% | Reduced |
| Russell Investments Group, Ltd. | 429,327 | $8.09M | 0.01% | −30,580−6.6% | Reduced |
| Danske Bank A/S | 437,099 | $8.24M | 0.02% | +437,099 | New |
| Arrowstreet Capital, Limited Partnership | 447,767 | $8.44M | 0.00% | −471,455−51.3% | Reduced |
| Hotchkis & Wiley Capital Management LLC | 448,180 | $8.45M | 0.03% | −5,400−1.2% | Reduced |
| Algert Global LLC | 455,858 | $8.59M | 0.13% | −139,818−23.5% | Reduced |
| Wellington Management Group LLP | 470,813 | $8.87M | 0.00% | +113,264+31.7% | Added |
| Tudor Investment Corp Et Al | 496,715 | $9.36M | 0.05% | −254,340−33.9% | Reduced |
| Whitebox Advisors LLC | 499,660 | $9.42M | 0.16% | −161,600−24.4% | Reduced |
| Voloridge Investment Management, LLC | 514,609 | $9.70M | 0.03% | −164,149−24.2% | Reduced |
| Boston Partners | 542,004 | $10.2M | 0.01% | −83,106−13.3% | Reduced |
| BW Gestao de Investimentos Ltda. | 546,270 | $10.3M | 0.36% | +546,270 | New |
| UBS Group AG | 554,900 | $10.5M | 0.00% | −79,320−12.5% | Reduced |
| ArrowMark Colorado Holdings LLC | 603,379 | $11.4M | 0.25% | +151,466+33.5% | Added |
| Panagora Asset Management Inc | 621,183 | $11.7M | 0.04% | +16,285+2.7% | Added |
| Empowered Funds, LLC | 671,222 | $12.7M | 0.21% | +25,231+3.9% | Added |
| Mountaineer Partners Management, LLC | 681,464 | $12.8M | 7.19% | −152,312−18.3% | Reduced |
| SummitTX Capital, L.P. | 688,573 | $13.0M | 0.39% | +127,664+22.8% | Added |
| Charles Schwab Investment Management Inc | 808,857 | $15.2M | 0.00% | −13,847−1.7% | Reduced |
| Moore Capital Management, LP | 857,954 | $16.2M | 0.33% | +215,212+33.5% | Added |
| UBS Asset Management Americas Inc | 869,612 | $16.4M | 0.00% | +240,326+38.2% | Added |
| Bridgeway Capital Management, LLC | 939,231 | $17.7M | 0.37% | +25,187+2.8% | Added |
| Northern Trust Corp | 941,854 | $17.8M | 0.00% | −130,981−12.2% | Reduced |
| Spears Abacus Advisors LLC | 967,047 | $18.2M | 0.34% | −590,788−37.9% | Reduced |
| SG Americas Securities, LLC | 974,735 | $18.4M | 0.02% | +85,447+9.6% | Added |
| Kailix Advisors LLC | 978,057 | $18.4M | 20.55% | −125,112−11.3% | Reduced |
| Cooper Creek Partners Management LLC | 999,209 | $18.8M | 0.89% | −667,312−40.0% | Reduced |
| Engineers Gate Manager LP | 1,049,218 | $19.8M | 0.23% | +279,834+36.4% | Added |
| Capstone Investment Advisors, LLC | 1,194,936 | $22.5M | 0.18% | −66,918−5.3% | Reduced |
| Beaconlight Capital, LLC | 1,339,934 | $25.3M | 14.75% | +66,429+5.2% | Added |
| Soapstone Management L.P. | 1,350,000 | $25.4M | 18.75% | −319,099−19.1% | Reduced |
| Goldman Sachs Group Inc | 1,367,485 | $25.8M | 0.00% | +160,078+13.3% | Added |
| Geode Capital Management, LLC | 1,631,574 | $30.8M | 0.00% | −76,562−4.5% | Reduced |
| Scopus Asset Management, L.P. | 1,731,708 | $32.6M | 0.91% | +425,000+32.5% | Added |
| AQR Capital Management LLC | 1,766,503 | $33.3M | 0.02% | +488,580+38.2% | Added |
| American Century Companies Inc | 1,811,344 | $34.1M | 0.02% | +639,496+54.6% | Added |
| Brightline Capital Management, LLC | 1,842,000 | $34.7M | 14.04% | +217,000+13.4% | Added |
| Nomura Asset Management International Inc. | 1,944,239 | $36.6M | 0.06% | +1,944,239 | New |
| JPMorgan Chase & Co | 2,089,412 | $39.4M | 0.00% | −318,185−13.2% | Reduced |
| State Street Corp | 2,660,518 | $50.2M | 0.00% | +92,955+3.6% | Added |
| Nuveen, LLC | 2,840,961 | $53.6M | 0.01% | −9,160−0.3% | Reduced |
| D. E. Shaw & Co., Inc. | 3,055,291 | $57.6M | 0.04% | +604,668+24.7% | Added |
| Nut Tree Capital Management, LP | 3,225,000 | $60.8M | 11.46% | −1,988,900−38.1% | Reduced |
| Morgan Stanley | 3,728,118 | $70.3M | 0.00% | +1,216,516+48.4% | Added |
| Vanguard Group Inc | 4,054,982 | $76.4M | 0.00% | +755,918+22.9% | Added |
| T. Rowe Price Investment Management, Inc. | 4,334,727 | $81.7M | 0.05% | −781,953−15.3% | Reduced |
| Encompass Capital Advisors LLC | 4,657,915 | $87.8M | 4.20% | +393,640+9.2% | Added |
| Millennium Management LLC | 6,269,869 | $118.2M | 0.08% | −665,897−9.6% | Reduced |
| FMR LLC | 10,569,283 | $199.2M | 0.01% | −2,948,788−21.8% | Reduced |
| Bpifrance SA | 12,593,903 | $237.4M | 10.03% | 00.0% | Unchanged |
| BlackRock, Inc. | 13,730,294 | $258.8M | 0.00% | −288,909−2.1% | Reduced |
| Macquarie Group Ltd | 0 | $0 | 0.00% | −2,034,856−100.0% | Sold out |
| Cohen & Steers, Inc. | 0 | $0 | 0.00% | −224,743−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −135,731−100.0% | Sold out |
| Standard Life Aberdeen plc | 0 | $0 | 0.00% | −112,533−100.0% | Sold out |
| New Century Financial Group, LLC | 0 | $0 | 0.00% | −68,442−100.0% | Sold out |
| Envestnet Asset Management Inc | 0 | $0 | 0.00% | −61,097−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −42,853−100.0% | Sold out |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −36,300−100.0% | Sold out |
| Counterpoint Mutual Funds LLC | 0 | $0 | 0.00% | −24,567−100.0% | Sold out |
| Omers Administration Corp | 0 | $0 | 0.00% | −23,600−100.0% | Sold out |
| Neo Ivy Capital Management | 0 | $0 | 0.00% | −18,480−100.0% | Sold out |
| SRS Capital Advisors, Inc. | 0 | $0 | 0.00% | −18,078−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −16,425−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −11,100−100.0% | Sold out |
| Principal Financial Group Inc | 0 | $0 | 0.00% | −10,317−100.0% | Sold out |
| Gordian Capital Singapore Pte Ltd | 0 | $0 | 0.00% | −5,700−100.0% | Sold out |
| Groupe la Francaise | 0 | $0 | 0.00% | −545−100.0% | Sold out |
| Spire Wealth Management | 0 | $0 | 0.00% | −118−100.0% | Sold out |
| Principal Securities, Inc. | 0 | $0 | 0.00% | −85−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −9−100.0% | Sold out |
| FNY Investment Advisers, LLC | 0 | $0 | 0.00% | −14−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | – | – | – | – | Not filed |
| Eisler Capital Management Ltd. | – | – | – | – | Not filed |
| Wolverine Trading, LLC | – | – | – | – | Not filed |
| CIBC Bancorp USA Inc. | – | – | – | – | Not filed |
| Point72 (DIFC) Ltd | – | – | – | – | Not filed |