Security record · archived quarter
CSTM
Constellium SE · Basic Materials · Aluminum
107Tracked holders
+9Δ holders
74.07MShares held
$1.80BReported value
+16New positions
−7Exits
Momentum inputs (comparable managers):
holder breadth +9.2% ·
share flow +5.7% ·
net new positions +8.4%
· formula
Broad accumulation: rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 119 | +16 | 74.11M | $2.34B | +18 | −3 |
| Q1 2026 | 107 | +9 | 74.07M | $1.80B | +16 | −7 |
| Q4 2025 | 98 | +2 | 74.01M | $1.40B | +3 | −1 |
| Q3 2025 | 17 | -1 | 56.48M | $840.42M | n/a | −2 |
| Q2 2025 | 16 | -1 | 45.31M | $602.65M | n/a | −1 |
| Q1 2025 | 14 | +1 | 14.04M | $141.64M | +1 | n/a |
| Q4 2024 | 13 | +1 | 11.63M | $119.45M | +2 | −1 |
| Q3 2024 | 11 | 0 | 8.19M | $133.25M | +1 | −1 |
| Q2 2024 | 11 | n/a | 7.79M | $146.77M | n/a | n/a |
Who holds it · Q1 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 12.96M | -5.6% | $318.66M | 0.0% | ▼ Trim | 4 | SEC ↗ ×16 |
| 2 | Fidelity (FMR) ✦ | 6.96M | -34.1% | $171.12M | 0.0% | ▼ Trim | 4 | SEC ↗ ×4 |
| 3 | Millennium Management ✦ | 3.47M | -44.6% | $85.29M | 0.1% | ▼ Trim | 8 | SEC ↗ |
| 4 | D. E. Shaw & Co. ✦ | 3.23M | +5.9% | $79.51M | 0.1% | ▲ Add | 8 | SEC ↗ ×2 |
| 5 | Arrowstreet Capital ✦ | 3.23M | +620.9% | $79.34M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 6 | Morgan Stanley ✦ | 3.20M | -14.3% | $78.56M | 0.0% | ▼ Trim | 3 | SEC ↗ ×8 |
| 7 | Nuveen, LLC | 2.83M | -0.5% | $69.51M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 8 | State Street Global Advisors ✦ (passive) | 2.76M | +3.9% | $67.93M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 9 | American Century Companies Inc | 2.09M | +15.1% | $51.26M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 10 | AQR Capital Management ✦ | 2.07M | +17.5% | $51.00M | 0.0% | ▲ Add | 8 | SEC ↗ ×9 |
| 11 | Healthcare Of Ontario Pension Plan… | 2.06M | +894.5% | $50.54M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 12 | JPMorgan Chase ✦ | 2.05M | -1.8% | $47.32M | 0.0% | ▼ Trim | 3 | SEC ↗ ×7 |
| 13 | Nomura Asset Management… | 1.91M | -1.6% | $47.03M | 0.1% | ▼ Trim | 2 | SEC ↗ ×2 |
| 14 | Alliancebernstein L.P. | 2.32M | +1573.5% | $43.68M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 15 | Geode Capital Management ✦ (passive) | 1.67M | +2.3% | $41.01M | 0.0% | ▲ Add | 8 | SEC ↗ ×2 |
| 16 | Goldman Sachs Group ✦ | 1.37M | +0.3% | $33.72M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 17 | Point72 Asset Management ✦ | 1.01M | +216.0% | $24.71M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 18 | Northern Trust Corp | 977.58K | +3.8% | $24.03M | 0.0% | ▲ Add | 2 | SEC ↗ ×5 |
| 19 | Allianz Asset Management GmbH | 893.94K | +408.1% | $21.97M | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 20 | UBS AM, a distinct business unit of… | 855.66K | -1.6% | $21.03M | 0.0% | ▼ Trim | 2 | SEC ↗ ×7 |
| 21 | Bank Of America Corp /De/ | 851.22K | +100.1% | $20.92M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 22 | Jane Street Group, Llc | 832.49K | +165.3% | $20.46M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 23 | Balyasny Asset Management L.P. | 795.41K | +262.6% | $19.55M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 24 | Charles Schwab Investment… | 783.24K | -3.2% | $19.25M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 25 | Citadel Advisors ✦ | 770.61K | +504.4% | $18.94M | 0.0% | ▲ Add | 8 | SEC ↗ ×2 |
| 26 | Federated Hermes, Inc. | 652.66K | +119.7% | $16.04M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 27 | New York State Common Retirement… | 570.19K | +99.2% | $14.02M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 28 | Fisher Asset Management ✦ | 539.45K | +5202.8% | $13.26M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 29 | Hrt Financial Lp | 518.83K | +63.8% | $12.75M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 30 | Bridgewater Associates ✦ | 502.97K | New | $12.36M | 0.1% | New | 1 | SEC ↗ |
| 31 | UBS Group AG | 471.50K | -15.0% | $11.59M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 32 | Qube Research & Technologies Ltd | 470.93K | New | $11.58M | 0.0% | New | 1 | SEC ↗ |
| 33 | Russell Investments Group, Ltd. | 465.40K | +8.4% | $11.42M | 0.0% | ▲ Add | 2 | SEC ↗ ×11 |
| 34 | Janus Henderson Group Plc | 439.30K | +775.9% | $10.80M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 35 | Bank of New York Mellon Corp | 397.74K | -1.2% | $9.78M | 0.0% | ▼ Trim | 2 | SEC ↗ ×6 |
| 36 | Danske Bank A/S | 395.44K | -9.5% | $9.72M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 37 | Massachusetts Financial Services Co… | 337.84K | +8.4% | $8.30M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 38 | Raymond James Financial Inc | 328.79K | +244.6% | $8.08M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 39 | Franklin Resources Inc | 289.32K | +35.7% | $7.11M | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 40 | Two Sigma Investments ✦ | 288.90K | New | $7.10M | 0.0% | New | 1 | SEC ↗ |
| 41 | Swiss National Bank | 245.40K | -0.9% | $6.03M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 42 | Creative Planning | 242.75K | +25.3% | $5.97M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 43 | Sei Investments Co | 231.77K | +159.2% | $5.70M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 44 | Bank Of Montreal /Can/ | 207.11K | -13.1% | $5.09M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 45 | State Of Wisconsin Investment Board | 192.55K | +98.0% | $4.73M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 46 | Mackenzie Financial Corp | 181.47K | +36.8% | $4.46M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 47 | Barclays Plc | 172.93K | -39.3% | $4.25M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 48 | Connor, Clark & Lunn Investment… | 168.99K | +58.0% | $4.15M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 49 | Deutsche Bank Ag\ | 168.61K | +4.9% | $4.14M | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 50 | Rhumbline Advisers | 157.42K | -10.5% | $3.87M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 51 | California State Teachers… | 145.73K | +24.0% | $3.58M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 52 | Invesco Ltd. | 135.99K | -17.4% | $3.34M | 0.0% | ▼ Trim | 2 | SEC ↗ ×5 |
| 53 | Envestnet Asset Management Inc | 125.72K | New | $3.09M | 0.0% | New | 1 | SEC ↗ |
| 54 | Man Group plc | 120.64K | +3.4% | $2.97M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 55 | Credit Agricole S A | 120.00K | New | $2.95M | 0.0% | New | 1 | SEC ↗ |
| 56 | Clearbridge Investments, LLC | 119.08K | -2.5% | $2.93M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 57 | Legal & General Group Plc | 113.21K | -20.4% | $2.78M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 58 | Susquehanna International Group, Llp | 111.19K | +90.5% | $2.73M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 59 | Squarepoint Ops LLC | 109.71K | -46.8% | $2.70M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 60 | Cetera Investment Advisers | 107.58K | New | $2.64M | 0.0% | New | 1 | SEC ↗ |
| 61 | Cwm, Llc | 102.44K | +19.3% | $2.52M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 62 | Vanguard Capital Management Llc | 101.55K | n/a | $2.50M | 0.0% | n/c | 1 | SEC ↗ |
| 63 | Mariner, LLC | 101.46K | +47.5% | $2.49M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 64 | T. Rowe Price ✦ | 98.90K | +25.4% | $2.43M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 65 | Ameriprise Financial Inc | 98.03K | +12.0% | $2.41M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 66 | Mitsubishi UFJ Trust & Banking Corp | 96.20K | +2.8% | $2.36M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 67 | Cerity Partners LLC | 95.22K | +13.6% | $2.34M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 68 | Wells Fargo & Company/Mn | 95.11K | -41.2% | $2.34M | 0.0% | ▼ Trim | 2 | SEC ↗ ×4 |
| 69 | Citigroup Inc | 94.86K | +56.3% | $2.33M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 70 | Prudential Financial Inc | 92.64K | New | $2.28M | 0.0% | New | 1 | SEC ↗ ×2 |
| 71 | Quantinno Capital Management LP | 89.44K | +20.1% | $2.20M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 72 | Lazard Asset Management Llc | 87.09K | New | $2.14M | 0.0% | New | 1 | SEC ↗ |
| 73 | Hsbc Holdings Plc | 84.64K | -42.4% | $2.06M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 74 | Manufacturers Life Insurance… | 83.42K | -3.4% | $2.05M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 75 | LPL Financial LLC | 77.14K | +654.8% | $1.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 76 | Wealth Enhancement Advisory… | 63.67K | +24.6% | $1.76M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 77 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 66.13K | +0.6% | $1.62M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 78 | Allspring Global Investments… | 58.55K | +11.6% | $1.60M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 79 | Zurcher Kantonalbank (Zurich… | 62.28K | +57.9% | $1.53M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 80 | Boston Partners | 60.98K | -88.8% | $1.50M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 81 | HighTower Advisors, LLC | 57.91K | -38.1% | $1.42M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 82 | Bnp Paribas Financial Markets | 52.54K | -45.1% | $1.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 83 | Mercer Global Advisors Inc /Adv | 45.85K | +30.0% | $1.13M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 84 | State Board Of Administration Of… | 36.16K | 0.0% | $888,813 | 0.0% | Held | 2 | SEC ↗ |
| 85 | Mml Investors Services, Llc | 32.89K | New | $808,436 | 0.0% | New | 1 | SEC ↗ |
| 86 | Jennison Associates Llc | 29.26K | New | $719,309 | 0.0% | New | 1 | SEC ↗ |
| 87 | Universal- Beteiligungs- und… | 28.46K | New | $699,597 | 0.0% | New | 1 | SEC ↗ |
| 88 | ProShare Advisors LLC | 23.61K | -18.0% | $580,431 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 89 | Voya Investment Management Llc | 23.52K | -4.9% | $578,097 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 90 | Captrust Financial Advisors | 22.05K | +22.9% | $541,570 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 91 | Pictet Asset Management Holding SA | 19.35K | +8.1% | $475,549 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 92 | Focus Partners Wealth | 17.05K | +15.4% | $419,213 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 93 | Royal Bank Of Canada | 16.73K | -67.1% | $411,000 | 0.0% | ▼ Trim | 2 | SEC ↗ ×4 |
| 94 | Marshall Wace ✦ | 13.78K | -71.7% | $338,590 | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 95 | First Trust Advisors Lp | 12.88K | New | $316,614 | 0.0% | New | 1 | SEC ↗ |
| 96 | Stifel Financial Corp | 9.89K | New | $243,193 | 0.0% | New | 1 | SEC ↗ ×3 |
| 97 | Amundi | 8.88K | New | $218,295 | 0.0% | New | 1 | SEC ↗ ×2 |
| 98 | Osaic Holdings, Inc. | 6.17K | -88.9% | $151,748 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 99 | Nomura Asset Management Co Ltd | 2.70K | -25.0% | $66,366 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 100 | Rockefeller Capital Management L.P. | 2.59K | +398.3% | $63,564 | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Bridgewater Associates | $12.36M | 0.1% |
| Qube Research & Technologies… | $11.58M | 0.0% |
| Two Sigma Investments | $7.10M | 0.0% |
| Envestnet Asset Management Inc | $3.09M | 0.0% |
| Credit Agricole S A | $2.95M | 0.0% |
| Cetera Investment Advisers | $2.64M | 0.0% |
| Prudential Financial Inc | $2.28M | 0.0% |
| Lazard Asset Management Llc | $2.14M | 0.0% |
| Mml Investors Services, Llc | $808,436 | 0.0% |
| Jennison Associates Llc | $719,309 | 0.0% |
| Universal- Beteiligungs- und… | $699,597 | 0.0% |
| First Trust Advisors Lp | $316,614 | 0.0% |
Exited
| Capstone Investment Advisors… | $22.52M | was 0.2% |
| Tudor Investment Corp Et Al | $9.36M | was 0.1% |
| Wellington Management | $8.87M | was 0.0% |
| Hotchkis & Wiley Capital… | $8.45M | was 0.0% |
| Adage Capital Partners | $5.66M | was 0.0% |
| Group One Trading Llc | $142,902 | was 0.0% |
| TD Waterhouse Canada Inc. | $18,860 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 307 holders, 122.26M shares, $2.75B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q1 2026 ·
Methodology ·
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