Century Aluminum Co
CENX- Exchange
- Nasdaq
- Industry
- Primary Production of Aluminum
- SEC CIK
- 0000949157
No open-market purchases or sales by Century Aluminum Co insiders were filed in the last 90 days; 416 institutions reported holding it in 13F filings for Q2 2026, worth $4.79B in total; no superinvestor holds it.
13F holders, Q2 2023
Institutional positions in Century Aluminum Co as of Jun 30, 2023. 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
- 160
- −8 vs. Q1 2023
- Shares held
- 50.3M
- −1.50M (−2.9%) vs. Q1 2023
- Total value
- $438.5M
- −$79.6M (−15.4%) vs. Q1 2023
- New holders
- 19
- 48 more added
- Sold out
- 27
- 63 more reduced
Compare with Q1 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting CENX 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 | 416 | $4.79B |
| Q1 2026 | 387 | $5.92B |
| Q4 2025 | 326 | $3.92B |
| Q3 2025 | 255 | $2.83B |
| Q2 2025 | 222 | $1.72B |
| Q1 2025 | 218 | $1.72B |
| Q4 2024 | 222 | $1.68B |
| Q3 2024 | 197 | $892.4M |
| Q2 2024 | 191 | $923.2M |
| Q1 2024 | 180 | $829.8M |
| Q4 2023 | 171 | $693.3M |
| Q3 2023 | 162 | $378.2M |
| Q2 2023 | 160 | $438.5M |
| Q1 2023 | 168 | $518.2M |
| Q4 2022 | 169 | $423.5M |
| Q3 2022 | 176 | $269.4M |
| Q2 2022 | 172 | $415.9M |
| Q1 2022 | 190 | $1.39B |
| Q4 2021 | 164 | $844.8M |
| Q3 2021 | 148 | $674.8M |
| Q2 2021 | 146 | $673.3M |
| Q1 2021 | 139 | $823.3M |
Institutions, Q2 2023
Shares, value and share of portfolio for each institution holding Century Aluminum Co; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 9,731,649 | $84.9M | 0.00% | +387,221+4.1% | Added |
| Vanguard Group Inc | 5,892,170 | $51.4M | 0.00% | −199,240−3.3% | Reduced |
| State Street Corp | 5,075,062 | $44.3M | 0.00% | −1,384,434−21.4% | Reduced |
| Dimensional Fund Advisors LP | 3,625,916 | $31.6M | 0.01% | −280,022−7.2% | Reduced |
| Invesco Ltd. | 2,802,851 | $24.4M | 0.01% | +1,763,133+169.6% | Added |
| Fisher Asset Management, LLC | 2,411,599 | $21.0M | 0.01% | +34,096+1.4% | Added |
| Mountaineer Partners Management, LLC | 1,997,343 | $17.4M | 9.61% | +894,142+81.0% | Added |
| Citadel Advisors LLC | 1,689,448 | $14.7M | 0.02% | −508,007−23.1% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 1,277,355 | $11.1M | 0.02% | +103,754+8.8% | Added |
| Geode Capital Management, LLC | 1,048,940 | $9.15M | 0.00% | +32,203+3.2% | Added |
| Morgan Stanley | 964,188 | $8.41M | 0.00% | −155,605−13.9% | Reduced |
| Charles Schwab Investment Management Inc | 776,068 | $6.77M | 0.00% | +39,058+5.3% | Added |
| Renaissance Technologies LLC | 759,599 | $6.62M | 0.01% | +58,400+8.3% | Added |
| Voloridge Investment Management, LLC | 641,536 | $5.59M | 0.03% | −35,682−5.3% | Reduced |
| Bank of America Corp | 607,056 | $5.29M | 0.00% | −35,911−5.6% | Reduced |
| Bridgeway Capital Management, LLC | 569,180 | $4.96M | 0.12% | +8,680+1.5% | Added |
| Northern Trust Corp | 540,781 | $4.72M | 0.00% | +8,024+1.5% | Added |
| Bank of New York Mellon Corp | 483,814 | $4.22M | 0.00% | −4,531−0.9% | Reduced |
| JPMorgan Chase & Co | 438,670 | $3.83M | 0.00% | +372,560+563.5% | Added |
| Norges Bank | 430,193 | $3.75M | 0.00% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 425,776 | $3.71M | 0.00% | −100,281−19.1% | Reduced |
| Royce & Associates LP | 420,538 | $3.67M | 0.04% | −60,000−12.5% | Reduced |
| First Eagle Investment Management, LLC | 411,190 | $3.59M | 0.01% | +71,985+21.2% | Added |
| Nuveen Asset Management, LLC | 343,615 | $3.00M | 0.00% | +53,541+18.5% | Added |
| Principal Financial Group Inc | 294,341 | $2.57M | 0.00% | −14,355−4.7% | Reduced |
| D. E. Shaw & Co., Inc. | 268,338 | $2.34M | 0.00% | −136,208−33.7% | Reduced |
| Empowered Funds, LLC | 246,880 | $2.15M | 0.08% | +246,880 | New |
| EA Series Trust | 246,880 | $2.15M | 0.08% | +246,880 | New |
| Deutsche Bank AG | 238,617 | $2.08M | 0.00% | −43,608−15.5% | Reduced |
| Congress Asset Management Co | 212,941 | $1.86M | 0.02% | +2,699+1.3% | Added |
| Credit Suisse AG | 199,784 | $1.74M | 0.00% | +27,481+15.9% | Added |
| Ameriprise Financial Inc | 177,263 | $1.55M | 0.00% | −35,260−16.6% | Reduced |
| Wellington Management Group LLP | 164,361 | $1.43M | 0.00% | −2,769−1.7% | Reduced |
| Victory Capital Management Inc | 160,421 | $1.40M | 0.00% | −1,501,253−90.3% | Reduced |
| Rhumbline Advisers | 154,095 | $1.34M | 0.00% | −1,446−0.9% | Reduced |
| BNP Paribas Arbitrage, SA | 152,588 | $1.33M | 0.00% | +21,878+16.7% | Added |
| Legal & General Group Plc | 144,632 | $1.26M | 0.00% | −511−0.4% | Reduced |
| Two Sigma Investments, LP | 143,076 | $1.25M | 0.00% | −107,100−42.8% | Reduced |
| Barclays PLC | 139,390 | $1.22M | 0.00% | −25,931−15.7% | Reduced |
| Two Sigma Advisers, LP | 137,583 | $1.20M | 0.00% | −77,100−35.9% | Reduced |
| ClariVest Asset Management LLC | 127,812 | $1.11M | 0.06% | +12,150+10.5% | Added |
| Wells Fargo & Company | 121,875 | $1.06M | 0.00% | +18,773+18.2% | Added |
| Swiss National Bank | 120,550 | $1.05M | 0.00% | +12,100+11.2% | Added |
| PDT Partners, LLC | 120,006 | $1.05M | 0.14% | −50,861−29.8% | Reduced |
| Balyasny Asset Management LLC | 109,971 | $958.9K | 0.00% | −182,368−62.4% | Reduced |
| Susquehanna Fundamental Investments, LLC | 108,957 | $950.1K | 0.03% | −55,481−33.7% | Reduced |
| Bank of Montreal | 95,581 | $931.4K | 0.00% | −26,923−22.0% | Reduced |
| Tudor Investment Corp Et Al | 102,496 | $893.8K | 0.01% | +102,496 | New |
| New York State Teachers Retirement System | 99,505 | $868.0K | 0.00% | −2,839−2.8% | Reduced |
| Assenagon Asset Management S.A. | 98,644 | $860.2K | 0.00% | 00.0% | Unchanged |
| SummerHaven Investment Management, LLC | 96,853 | $844.6K | 0.54% | −14,213−12.8% | Reduced |
| Russell Investments Group, Ltd. | 94,914 | $827.6K | 0.00% | −35,477−27.2% | Reduced |
| Occudo Quantitative Strategies LP | 91,973 | $802.0K | 0.08% | −104,157−53.1% | Reduced |
| Public Sector Pension Investment Board | 91,771 | $800.2K | 0.01% | +1,802+2.0% | Added |
| UBS Asset Management Americas Inc | 74,728 | $747.3K | 0.00% | 00.0% | Unchanged |
| State of Wisconsin Investment Board | 81,580 | $711.4K | 0.00% | +14,453+21.5% | Added |
| Dark Forest Capital Management LP | 78,652 | $685.8K | 0.07% | +78,652 | New |
| Hunter Associates Investment Management LLC | 71,500 | $623.0K | 0.12% | 00.0% | Unchanged |
| Aldebaran Capital, LLC | 68,075 | $593.6K | 0.61% | 00.0% | Unchanged |
| California State Teachers Retirement System | 66,237 | $577.6K | 0.00% | +2,785+4.4% | Added |
| Schonfeld Strategic Advisors LLC | 64,912 | $566.0K | 0.00% | +11,312+21.1% | Added |
| Prudential Financial Inc | 64,035 | $558.4K | 0.00% | +14,075+28.2% | Added |
| Susquehanna International Group, LLP | 61,675 | $537.8K | 0.00% | −30,318−33.0% | Reduced |
| Lazard Asset Management LLC | 59,053 | $514.0K | 0.00% | −16,613−22.0% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 58,442 | $509.6K | 0.00% | +4,279+7.9% | Added |
| Symmetry Investments LP | 57,100 | $497.9K | 0.14% | 00.0% | Unchanged |
| Venture Visionary Partners LLC | 55,421 | $483.3K | 0.03% | −40,300−42.1% | Reduced |
| Alliancebernstein L.P. | 54,070 | $471.5K | 0.00% | 00.0% | Unchanged |
| Jane Street Group, LLC | 53,704 | $468.3K | 0.00% | −20,839−28.0% | Reduced |
| Thrivent Financial for Lutherans | 49,459 | $431.0K | 0.00% | −1,236−2.4% | Reduced |
| HighTower Advisors, LLC | 49,999 | $428.0K | 0.00% | +49,999 | New |
| Great West Life Assurance Co | 47,190 | $412.0K | 0.00% | −3,341−6.6% | Reduced |
| Texas Permanent School Fund | 45,009 | $392.5K | 0.00% | −371−0.8% | Reduced |
| Great Valley Advisor Group, Inc. | 41,483 | $361.7K | 0.02% | +700+1.7% | Added |
| Citigroup Inc | 39,220 | $342.0K | 0.00% | +14,144+56.4% | Added |
| Jacobs Levy Equity Management, Inc | 37,310 | $325.3K | 0.00% | +37,310 | New |
| Advisor Group Holdings, Inc. | 36,311 | $316.6K | 0.00% | −413−1.1% | Reduced |
| PEAK6 Investments LLC | 36,127 | $315.0K | 0.03% | −1,606−4.3% | Reduced |
| American Century Companies Inc | 34,563 | $301.4K | 0.00% | +6,535+23.3% | Added |
| XTX Topco Ltd | 34,108 | $297.4K | 0.05% | +34,108 | New |
| State of Alaska, Department of Revenue | 34,018 | $296.0K | 0.00% | −1,011−2.9% | Reduced |
| Royal Bank of Canada | 30,592 | $267.0K | 0.00% | −4,483−12.8% | Reduced |
| Price T Rowe Associates Inc | 29,931 | $261.0K | 0.00% | +1,133+3.9% | Added |
| Jaffetilchin Investment Partners, LLC | 28,754 | $250.7K | 0.03% | +6,844+31.2% | Added |
| American International Group, Inc. | 28,212 | $246.0K | 0.00% | −100−0.4% | Reduced |
| Integrated Wealth Concepts LLC | 28,096 | $245.0K | 0.00% | 00.0% | Unchanged |
| MetLife Investment Management | 27,830 | $242.7K | 0.00% | 00.0% | Unchanged |
| Yousif Capital Management, LLC | 27,459 | $239.4K | 0.00% | −1,102−3.9% | Reduced |
| Tower Research Capital LLC (TRC) | 27,214 | $237.3K | 0.01% | +19,890+271.6% | Added |
| Louisiana State Employees Retirement System | 27,100 | $236.3K | 0.01% | +3,300+13.9% | Added |
| Millennium Management LLC | 26,279 | $229.2K | 0.00% | −6,968−21.0% | Reduced |
| Prelude Capital Management, LLC | 25,631 | $223.5K | 0.02% | +25,631 | New |
| Franklin Resources Inc | 25,468 | $222.1K | 0.00% | +25,468 | New |
| Jade Capital Advisors, LLC | 25,000 | $218.0K | 0.17% | 00.0% | Unchanged |
| Amalgamated Bank | 23,692 | $207.0K | 0.00% | +380+1.6% | Added |
| Janus Henderson Group PLC | 23,372 | $203.9K | 0.00% | +136+0.6% | Added |
| State Board of Administration of Florida Retirement System | 23,169 | $202.0K | 0.00% | −100.0% | Reduced |
| HSBC Holdings PLC | 22,629 | $198.2K | 0.00% | +22,629 | New |
| Manufacturers Life Insurance Company, The | 22,612 | $197.2K | 0.00% | +970+4.5% | Added |
| Keebeck Alpha, LP | 22,309 | $194.5K | 0.19% | +22,309 | New |