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, Q3 2025
Institutional positions in Constellium SE as of Sep 30, 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
- 237
- +16 vs. Q2 2025
- Shares held
- 128.5M
- −3.83M (−2.9%) vs. Q2 2025
- Total value
- $1.91B
- +$152.0M (+8.6%) vs. Q2 2025
- New holders
- 38
- 104 more added
- Sold out
- 22
- 66 more reduced
3 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Constellium SE; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 14,019,203 | $208.6M | 0.00% | +162,473+1.2% | Added |
| FMR LLC | 13,518,071 | $201.1M | 0.01% | −295,085−2.1% | Reduced |
| Bpifrance SA | 12,593,903 | $187.4M | 9.52% | 00.0% | Unchanged |
| Millennium Management LLC | 6,935,766 | $103.2M | 0.08% | +1,813,400+35.4% | Added |
| Nut Tree Capital Management, LP | 5,213,900 | $77.6M | 17.90% | −442,000−7.8% | Reduced |
| T. Rowe Price Investment Management, Inc. | 5,116,680 | $76.1M | 0.05% | −9,193,041−64.2% | Reduced |
| Encompass Capital Advisors LLC | 4,264,275 | $63.5M | 2.86% | −1,098,485−20.5% | Reduced |
| Vanguard Group Inc | 3,299,064 | $49.1M | 0.00% | +938,155+39.7% | Added |
| Nuveen, LLC | 2,850,121 | $42.4M | 0.01% | +709,286+33.1% | Added |
| State Street Corp | 2,567,563 | $38.2M | 0.00% | +64,901+2.6% | Added |
| Morgan Stanley | 2,511,602 | $37.4M | 0.00% | +910,385+56.9% | Added |
| D. E. Shaw & Co., Inc. | 2,450,623 | $36.5M | 0.03% | +171,961+7.5% | Added |
| JPMorgan Chase & Co | 2,407,597 | $35.8M | 0.00% | +236,264+10.9% | Added |
| Macquarie Group Ltd | 2,034,856 | $30.3M | 0.04% | −169,091−7.7% | Reduced |
| Janus Henderson Group PLC | 1,810,432 | $26.9M | 0.01% | −480,795−21.0% | Reduced |
| Geode Capital Management, LLC | 1,708,136 | $25.4M | 0.00% | −21,976−1.3% | Reduced |
| Soapstone Management L.P. | 1,669,099 | $24.8M | 16.86% | −107,460−6.0% | Reduced |
| Cooper Creek Partners Management LLC | 1,666,521 | $24.8M | 0.93% | 00.0% | Unchanged |
| Brightline Capital Management, LLC | 1,625,000 | $24.2M | 9.91% | +625,000+62.5% | Added |
| Spears Abacus Advisors LLC | 1,557,835 | $23.2M | 0.44% | +77,703+5.2% | Added |
| Scopus Asset Management, L.P. | 1,306,708 | $19.4M | 0.46% | +250,000+23.7% | Added |
| AQR Capital Management LLC | 1,277,923 | $19.0M | 0.01% | +894,839+233.6% | Added |
| Beaconlight Capital, LLC | 1,273,505 | $18.9M | 9.35% | +344,970+37.2% | Added |
| Capstone Investment Advisors, LLC | 1,261,854 | $18.8M | 0.16% | −151,701−10.7% | Reduced |
| Goldman Sachs Group Inc | 1,207,407 | $18.0M | 0.00% | +36,886+3.2% | Added |
| American Century Companies Inc | 1,171,848 | $17.4M | 0.01% | +428,247+57.6% | Added |
| Kailix Advisors LLC | 1,103,169 | $16.4M | 22.34% | −129,150−10.5% | Reduced |
| Northern Trust Corp | 1,072,835 | $16.0M | 0.00% | +48,275+4.7% | Added |
| Arrowstreet Capital, Limited Partnership | 919,222 | $13.7M | 0.01% | −1,743−0.2% | Reduced |
| Bridgeway Capital Management, LLC | 914,044 | $13.6M | 0.29% | +31,503+3.6% | Added |
| SG Americas Securities, LLC | 889,288 | $13.2M | 0.05% | +438,412+97.2% | Added |
| Mountaineer Partners Management, LLC | 833,776 | $12.4M | 7.22% | −11,906−1.4% | Reduced |
| Charles Schwab Investment Management Inc | 822,704 | $12.2M | 0.00% | +14,150+1.8% | Added |
| Engineers Gate Manager LP | 769,384 | $11.4M | 0.13% | +592,480+334.9% | Added |
| Tudor Investment Corp Et Al | 751,055 | $11.2M | 0.07% | +160,596+27.2% | Added |
| Voloridge Investment Management, LLC | 678,758 | $10.1M | 0.03% | −193,022−22.1% | Reduced |
| Whitebox Advisors LLC | 661,260 | $9.84M | 0.18% | −181,729−21.6% | Reduced |
| Empowered Funds, LLC | 645,991 | $9.61M | 0.10% | +35,950+5.9% | Added |
| Moore Capital Management, LP | 642,742 | $9.56M | 0.19% | −178,004−21.7% | Reduced |
| UBS Group AG | 634,220 | $9.44M | 0.00% | −92,593−12.7% | Reduced |
| UBS Asset Management Americas Inc | 629,286 | $9.36M | 0.00% | +147,861+30.7% | Added |
| Boston Partners | 625,110 | $9.30M | 0.01% | +340,357+119.5% | Added |
| Panagora Asset Management Inc | 604,898 | $9.00M | 0.04% | +172,529+39.9% | Added |
| Price T Rowe Associates Inc | 599,953 | $8.93M | 0.00% | +8,647+1.5% | Added |
| Algert Global LLC | 595,676 | $8.86M | 0.15% | +249,020+71.8% | Added |
| SummitTX Capital, L.P. | 560,909 | $8.35M | 0.35% | +25,483+4.8% | Added |
| Cubist Systematic Strategies, LLC | 501,775 | $7.47M | 0.11% | −212,364−29.7% | Reduced |
| Bank of America Corp | 488,937 | $7.28M | 0.00% | +91,003+22.9% | Added |
| Trexquant Investment LP | 486,332 | $7.24M | 0.07% | −234,815−32.6% | Reduced |
| Russell Investments Group, Ltd. | 459,907 | $6.84M | 0.01% | −41,171−8.2% | Reduced |
| Hotchkis & Wiley Capital Management LLC | 453,580 | $6.75M | 0.02% | +69,210+18.0% | Added |
| ArrowMark Colorado Holdings LLC | 451,913 | $6.72M | 0.12% | −127,000−21.9% | Reduced |
| Voleon Capital Management LP | 446,347 | $6.64M | 0.16% | +351,503+370.6% | Added |
| Man Group plc | 387,373 | $5.76M | 0.01% | −10,535−2.6% | Reduced |
| Bank of New York Mellon Corp | 384,128 | $5.72M | 0.00% | +9,260+2.5% | Added |
| Wellington Management Group LLP | 357,549 | $5.32M | 0.00% | +29,209+8.9% | Added |
| Beacon Investment Advisors LLC | 340,623 | $5.07M | 2.07% | +1,352+0.4% | Added |
| Hudson Bay Capital Management LP | 307,487 | $4.58M | 0.03% | −201,809−39.6% | Reduced |
| Massachusetts Financial Services Co | 284,975 | $4.24M | 0.00% | +69,013+32.0% | Added |
| Barclays PLC | 275,266 | $4.10M | 0.00% | −51,152−15.7% | Reduced |
| Jane Street Group, LLC | 251,758 | $3.75M | 0.00% | +6,933+2.8% | Added |
| Swiss National Bank | 249,400 | $3.71M | 0.00% | +3,700+1.5% | Added |
| Jump Financial, LLC | 237,430 | $3.53M | 0.04% | +89,917+61.0% | Added |
| Bank of Montreal | 231,915 | $3.45M | 0.00% | +22,385+10.7% | Added |
| Verition Fund Management LLC | 226,340 | $3.37M | 0.02% | −85,217−27.4% | Reduced |
| Cohen & Steers, Inc. | 224,743 | $3.34M | 0.01% | −1,292−0.6% | Reduced |
| Acadian Asset Management LLC | 223,555 | $3.32M | 0.01% | +201,870+930.9% | Added |
| Franklin Resources Inc | 221,399 | $3.29M | 0.00% | +25,793+13.2% | Added |
| Ionic Capital Management LLC | 218,566 | $3.25M | 3.62% | 00.0% | Unchanged |
| Rockingstone Advisors LLC | 214,762 | $3.20M | 1.58% | +1,285+0.6% | Added |
| Rhumbline Advisers | 210,467 | $3.13M | 0.00% | −3,838−1.8% | Reduced |
| Sequoia Financial Advisors, LLC | 193,279 | $2.88M | 0.02% | +193,279 | New |
| LSV Asset Management | 186,800 | $2.78M | 0.01% | 00.0% | Unchanged |
| Eisler Capital Management Ltd. | 181,256 | $2.69M | 0.06% | +146,145+416.2% | Added |
| Susquehanna International Group, LLP | 179,534 | $2.67M | 0.00% | −18,626−9.4% | Reduced |
| Schonfeld Strategic Advisors LLC | 176,821 | $2.63M | 0.02% | +152,181+617.6% | Added |
| Ieq Capital, LLC | 174,587 | $2.60M | 0.01% | +106,107+154.9% | Added |
| BNP Paribas Arbitrage, SA | 172,177 | $2.56M | 0.00% | +68,832+66.6% | Added |
| Creative Planning | 166,502 | $2.48M | 0.00% | +34,172+25.8% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 164,300 | $2.44M | 0.00% | +164,300 | New |
| Y-Intercept (Hong Kong) Ltd | 163,261 | $2.43M | 0.06% | +57,909+55.0% | Added |
| GW&K Investment Management, LLC | 160,030 | $2.38M | 0.02% | +160,030 | New |
| Alliancebernstein L.P. | 157,750 | $2.35M | 0.00% | +1,500+1.0% | Added |
| Lighthouse Investment Partners, LLC | 156,878 | $2.33M | 0.08% | +24,629+18.6% | Added |
| Legal & General Group Plc | 156,335 | $2.33M | 0.00% | +24,247+18.4% | Added |
| HRT Financial LP | 152,996 | $2.28M | 0.01% | −121,276−44.2% | Reduced |
| Invesco Ltd. | 141,712 | $2.11M | 0.00% | +5,457+4.0% | Added |
| State of Alaska, Department of Revenue | 140,705 | $2.09M | 0.02% | +5,705+4.2% | Added |
| Citadel Advisors LLC | 140,587 | $2.09M | 0.00% | −33,885−19.4% | Reduced |
| Qube Research & Technologies Ltd | 135,731 | $2.02M | 0.00% | −73,588−35.2% | Reduced |
| Knights of Columbus Asset Advisors LLC | 132,303 | $1.97M | 0.11% | +132,303 | New |
| Mackenzie Financial Corp | 132,130 | $1.97M | 0.00% | +116,359+737.8% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 121,720 | $1.81M | 0.00% | +57,337+89.1% | Added |
| California State Teachers Retirement System | 121,649 | $1.81M | 0.00% | +9,937+8.9% | Added |
| Clearbridge Investments, LLC | 120,585 | $1.79M | 0.00% | +2,206+1.9% | Added |
| Federated Hermes, Inc. | 119,621 | $1.78M | 0.00% | +372+0.3% | Added |
| Deutsche Bank AG | 118,417 | $1.76M | 0.00% | +20,975+21.5% | Added |
| Marshall Wace, LLP | 116,010 | $1.73M | 0.00% | −290,868−71.5% | Reduced |
| State of Wisconsin Investment Board | 115,020 | $1.71M | 0.00% | −54,514−32.2% | Reduced |
| Standard Life Aberdeen plc | 112,533 | $1.69M | 0.00% | −45,200−28.7% | Reduced |