Security record
CENX
Century Aluminum Company · Basic Materials · Aluminum
111Tracked holders
+6Δ holders
53.91MShares held
$2.48BReported value
+13New positions
−7Exits
Momentum inputs (comparable managers):
holder breadth +5.7% ·
share flow +10.6% ·
net new positions +5.4%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 111 | +6 | 53.91M | $2.48B | +13 | −7 |
| Q1 2026 | 108 | +3 | 48.84M | $2.86B | +8 | −5 |
| Q4 2025 | 104 | +2 | 46.68M | $1.83B | +3 | −1 |
| Q3 2025 | 18 | -2 | 28.46M | $835.48M | — | −2 |
| Q2 2025 | 17 | +1 | 26.82M | $483.25M | +3 | −2 |
| Q1 2025 | 13 | -2 | 9.28M | $172.16M | +1 | −3 |
| Q4 2024 | 15 | -1 | 9.15M | $166.76M | +1 | −2 |
| Q3 2024 | 15 | +1 | 4.94M | $80.16M | +2 | −1 |
| Q2 2024 | 14 | — | 5.53M | $92.60M | — | — |
Who holds it · Q2 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 10.30M | +14.4% | $474.13M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 2 | BlackRock ✦ (passive) | 10.30M | +14.4% | $474.13M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 3 | BlackRock ✦ (passive) | 10.30M | +14.4% | $474.13M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 4 | BlackRock ✦ (passive) | 10.30M | +14.4% | $474.13M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 5 | BlackRock ✦ (passive) | 10.30M | +14.4% | $474.13M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 10.30M | +14.4% | $474.13M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 10.30M | +14.4% | $474.13M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 10.30M | +14.4% | $474.13M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 10.30M | +14.4% | $474.13M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 10.30M | +14.4% | $474.13M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 10.30M | +14.4% | $474.13M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 12 | BlackRock ✦ (passive) | 10.30M | +14.4% | $474.13M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 13 | BlackRock ✦ (passive) | 10.30M | +14.4% | $474.13M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 14 | BlackRock ✦ (passive) | 10.30M | +14.4% | $474.13M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 15 | State Street Global Advisors ✦ (passive) | 5.54M | +18.8% | $255.02M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 16 | Assenagon Asset Management S.A. | 3.06M | +67.3% | $140.90M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 17 | Assenagon Asset Management S.A. | 3.06M | +67.3% | $140.90M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 18 | Vanguard Capital Management Llc | 2.97M | +14.9% | $136.77M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 19 | Invesco Ltd. | 2.42M | +16.4% | $111.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 20 | Invesco Ltd. | 2.42M | +16.4% | $111.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 21 | Invesco Ltd. | 2.42M | +16.4% | $111.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 22 | Invesco Ltd. | 2.42M | +16.4% | $111.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 23 | Invesco Ltd. | 2.42M | +16.4% | $111.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 24 | Invesco Ltd. | 2.42M | +16.4% | $111.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 25 | Invesco Ltd. | 2.42M | +16.4% | $111.24M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 26 | Dimensional Fund Advisors Lp | 2.21M | +0.9% | $101.76M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 27 | Dimensional Fund Advisors Lp | 2.21M | +0.9% | $101.76M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 28 | Dimensional Fund Advisors Lp | 2.21M | +0.9% | $101.76M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 29 | Dimensional Fund Advisors Lp | 2.21M | +0.9% | $101.76M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 30 | Dimensional Fund Advisors Lp | 2.21M | +0.9% | $101.76M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 31 | Fidelity (FMR) ✦ | 1.96M | -26.3% | $90.20M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 32 | Fidelity (FMR) ✦ | 1.96M | -26.3% | $90.20M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 33 | Fidelity (FMR) ✦ | 1.96M | -26.3% | $90.20M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 34 | Fidelity (FMR) ✦ | 1.96M | -26.3% | $90.20M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 35 | Fidelity (FMR) ✦ | 1.96M | -26.3% | $90.20M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 36 | Geode Capital Management ✦ (passive) | 1.85M | +19.9% | $84.99M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 37 | Geode Capital Management ✦ (passive) | 1.85M | +19.9% | $84.99M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 38 | Fisher Asset Management ✦ | 1.53M | +80.2% | $70.60M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 39 | Morgan Stanley ✦ | 1.51M | -4.7% | $69.51M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 40 | Morgan Stanley ✦ | 1.51M | -4.7% | $69.51M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 41 | Morgan Stanley ✦ | 1.51M | -4.7% | $69.51M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 42 | Morgan Stanley ✦ | 1.51M | -4.7% | $69.51M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 43 | Morgan Stanley ✦ | 1.51M | -4.7% | $69.51M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 44 | Morgan Stanley ✦ | 1.51M | -4.7% | $69.51M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 45 | Morgan Stanley ✦ | 1.51M | -4.7% | $69.51M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 46 | Millennium Management ✦ | 1.12M | -43.8% | $51.36M | 0.0% | ▼ Trim | 9 | SEC ↗ |
| 47 | Goldman Sachs Group ✦ | 1.05M | +176.8% | $48.28M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 48 | Goldman Sachs Group ✦ | 1.05M | +176.8% | $48.28M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 49 | Goldman Sachs Group ✦ | 1.05M | +176.8% | $48.28M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 50 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 870.85K | +8.8% | $40.07M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 51 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 870.85K | +8.8% | $40.07M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 52 | UBS Group AG | 866.82K | +47.7% | $39.88M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 53 | UBS Group AG | 866.82K | +47.7% | $39.88M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 54 | UBS Group AG | 866.82K | +47.7% | $39.88M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 55 | Boston Partners | 854.10K | +175.6% | $39.30M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 56 | Boston Partners | 854.10K | +175.6% | $39.30M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 57 | Qube Research & Technologies Ltd | 847.46K | +43.6% | $38.99M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 58 | D. E. Shaw & Co. ✦ | 795.74K | -44.5% | $36.61M | 0.0% | ▼ Trim | 9 | SEC ↗ |
| 59 | D. E. Shaw & Co. ✦ | 795.74K | -44.5% | $36.61M | 0.0% | ▼ Trim | 9 | SEC ↗ |
| 60 | Allspring Global Investments… | 827.03K | +47.1% | $35.59M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 61 | Allspring Global Investments… | 827.03K | +47.1% | $35.59M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 62 | Allspring Global Investments… | 827.03K | +47.1% | $35.59M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 63 | Balyasny Asset Management L.P. | 759.60K | +699.0% | $34.95M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 64 | Northern Trust Corp | 682.08K | +24.3% | $31.38M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 65 | Northern Trust Corp | 682.08K | +24.3% | $31.38M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 66 | Northern Trust Corp | 682.08K | +24.3% | $31.38M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 67 | Northern Trust Corp | 682.08K | +24.3% | $31.38M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 68 | Northern Trust Corp | 682.08K | +24.3% | $31.38M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 69 | Squarepoint Ops LLC | 679.21K | +65.6% | $31.25M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 70 | Bank Of America Corp /De/ | 602.23K | -1.1% | $27.71M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 71 | Bank Of America Corp /De/ | 602.23K | -1.1% | $27.71M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 72 | Bank Of America Corp /De/ | 602.23K | -1.1% | $27.71M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 73 | Bank Of America Corp /De/ | 602.23K | -1.1% | $27.71M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 74 | Charles Schwab Investment… | 594.93K | +9.3% | $27.37M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 75 | Wellington Management ✦ | 548.90K | +45.0% | $25.25M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 76 | Wellington Management ✦ | 548.90K | +45.0% | $25.25M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 77 | Wellington Management ✦ | 548.90K | +45.0% | $25.25M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 78 | Wellington Management ✦ | 548.90K | +45.0% | $25.25M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 79 | Massachusetts Financial Services Co… | 456.24K | +3550.8% | $22.29M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 80 | Massachusetts Financial Services Co… | 456.24K | +3550.8% | $22.29M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 81 | Massachusetts Financial Services Co… | 456.24K | +3550.8% | $22.29M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 82 | Massachusetts Financial Services Co… | 456.24K | +3550.8% | $22.29M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 83 | Massachusetts Financial Services Co… | 456.24K | +3550.8% | $22.29M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 84 | Massachusetts Financial Services Co… | 456.24K | +3550.8% | $22.29M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 85 | Massachusetts Financial Services Co… | 456.24K | +3550.8% | $22.29M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 86 | Bridgewater Associates ✦ | 473.93K | -35.3% | $21.81M | 0.1% | ▼ Trim | 3 | SEC ↗ |
| 87 | Bank of New York Mellon Corp | 403.63K | +20.2% | $18.57M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 88 | Bank of New York Mellon Corp | 403.63K | +20.2% | $18.57M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 89 | Bank of New York Mellon Corp | 403.63K | +20.2% | $18.57M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 90 | Bank of New York Mellon Corp | 403.63K | +20.2% | $18.57M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 91 | Bank of New York Mellon Corp | 403.63K | +20.2% | $18.57M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 92 | Bank of New York Mellon Corp | 403.63K | +20.2% | $18.57M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 93 | Bank of New York Mellon Corp | 403.63K | +20.2% | $18.57M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 94 | Bank of New York Mellon Corp | 403.63K | +20.2% | $18.57M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 95 | Bank of New York Mellon Corp | 403.63K | +20.2% | $18.57M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 96 | Capital World Investors ✦ | 391.42K | New | $18.01M | 0.0% | New | 1 | SEC ↗ |
| 97 | Canada Pension Plan Investment Board | 365.40K | +1182.1% | $16.81M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 98 | First Eagle Investment Management… | 362.36K | +122.2% | $16.67M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 99 | First Eagle Investment Management… | 362.36K | +122.2% | $16.67M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 100 | JPMorgan Chase ✦ | 347.17K | -32.8% | $16.31M | 0.0% | ▼ Trim | 4 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Capital World Investors | $18.01M | 0.0% |
Exited
| Tudor Investment Corp Et Al | $16.38M | was 0.1% |
| American Century Companies Inc | $13.62M | was 0.0% |
| Hrt Financial Lp | $11.50M | was 0.0% |
| Marshall Wace | $689,842 | was 0.0% |
| HighTower Advisors, LLC | $445,633 | was 0.0% |
| Baird Financial Group, Inc. | $321,210 | was 0.0% |
| Corient Private Wealth LP | $221,557 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 378 holders, 99.93M shares, $5.79B 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: Q2 2026 ·
Methodology ·
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