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, Q4 2021
Institutional positions in Century Aluminum Co as of Dec 31, 2021. 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
- 164
- +16 vs. Q3 2021
- Shares held
- 51.2M
- +1.01M (+2.0%) vs. Q3 2021
- Total value
- $844.8M
- +$170.0M (+25.2%) vs. Q3 2021
- New holders
- 33
- 50 more added
- Sold out
- 17
- 58 more reduced
Compare with Q3 2021: 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, Q4 2021
Shares, value and share of portfolio for each institution holding Century Aluminum Co; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 8,391,213 | $139.0M | 0.00% | +171,064+2.1% | Added |
| State Street Corp | 6,007,877 | $99.5M | 0.00% | −168,333−2.7% | Reduced |
| Vanguard Group Inc | 5,618,201 | $93.0M | 0.00% | +48,281+0.9% | Added |
| Dimensional Fund Advisors LP | 3,822,654 | $63.3M | 0.02% | −196,854−4.9% | Reduced |
| William Blair Investment Management, LLC | 2,434,629 | $40.3M | 0.11% | +813,593+50.2% | Added |
| Fisher Asset Management, LLC | 2,410,791 | $39.9M | 0.02% | +72,071+3.1% | Added |
| Impala Asset Management LLC | 1,336,490 | $22.1M | 1.82% | −420,599−23.9% | Reduced |
| Invesco Ltd. | 1,328,331 | $22.0M | 0.01% | +743,658+127.2% | Added |
| Mirae Asset Global Investments Co., Ltd. | 1,130,150 | $18.7M | 0.04% | +147,795+15.0% | Added |
| Citadel Advisors LLC | 1,005,074 | $16.6M | 0.02% | +574,907+133.6% | Added |
| Morgan Stanley | 996,572 | $16.5M | 0.00% | −32,516−3.2% | Reduced |
| Geode Capital Management, LLC | 950,633 | $15.7M | 0.00% | +47,359+5.2% | Added |
| Goldentree Asset Management LP | 882,520 | $14.6M | 0.76% | +267,025+43.4% | Added |
| Royce & Associates LP | 784,338 | $13.0M | 0.10% | −40,000−4.9% | Reduced |
| Mountaineer Partners Management, LLC | 700,255 | $11.6M | 6.54% | +700,255 | New |
| Assenagon Asset Management S.A. | 696,360 | $11.5M | 0.04% | +532,499+325.0% | Added |
| Charles Schwab Investment Management Inc | 599,737 | $9.93M | 0.00% | +1,101+0.2% | Added |
| Norges Bank | 577,033 | $9.56M | 0.00% | +63,200+12.3% | Added |
| Northern Trust Corp | 523,834 | $8.67M | 0.00% | −13,990−2.6% | Reduced |
| Great Lakes Advisors, LLC | 508,902 | $8.43M | 0.13% | −16,055−3.1% | Reduced |
| Bank of New York Mellon Corp | 498,057 | $8.25M | 0.00% | −5,386−1.1% | Reduced |
| Penn Capital Management Co Inc | 591,379 | $8.13M | 0.82% | −11,014−1.8% | Reduced |
| New York State Common Retirement Fund | 488,772 | $8.09M | 0.01% | −65,720−11.9% | Reduced |
| Bridgeway Capital Management, LLC | 450,000 | $7.45M | 0.14% | 00.0% | Unchanged |
| Parametric Portfolio Associates LLC | 440,667 | $7.30M | 0.00% | −43,000−8.9% | Reduced |
| Goldman Sachs Group Inc | 409,678 | $6.78M | 0.00% | +58,580+16.7% | Added |
| Key Group Holdings (Cayman), Ltd. | 393,871 | $6.52M | 0.66% | −117,793−23.0% | Reduced |
| Voloridge Investment Management, LLC | 353,432 | $5.85M | 0.03% | −224,192−38.8% | Reduced |
| Principal Financial Group Inc | 335,831 | $5.56M | 0.00% | −8,181−2.4% | Reduced |
| Nuveen Asset Management, LLC | 357,035 | $4.52M | 0.00% | −14,991−4.0% | Reduced |
| Two Sigma Investments, LP | 267,516 | $4.43M | 0.01% | −249,931−48.3% | Reduced |
| Hennessy Advisors Inc | 263,700 | $4.37M | 0.25% | −9,400−3.4% | Reduced |
| Bank of America Corp | 257,179 | $4.26M | 0.00% | −58,245−18.5% | Reduced |
| Amundi | 246,485 | $4.13M | 0.00% | +246,485 | New |
| Ameriprise Financial Inc | 211,111 | $3.50M | 0.00% | +711+0.3% | Added |
| Susquehanna Fundamental Investments, LLC | 199,444 | $3.30M | 0.09% | +183,084+1,119.1% | Added |
| Deutsche Bank AG | 184,182 | $3.05M | 0.00% | −26,485−12.6% | Reduced |
| Balyasny Asset Management LLC | 177,494 | $2.94M | 0.01% | +177,494 | New |
| PDT Partners, LLC | 168,908 | $2.80M | 0.21% | −78,863−31.8% | Reduced |
| Bank of Montreal | 166,683 | $2.74M | 0.00% | −12,617−7.0% | Reduced |
| D. E. Shaw & Co., Inc. | 162,799 | $2.70M | 0.00% | +93,518+135.0% | Added |
| Barclays PLC | 150,852 | $2.50M | 0.00% | +29,812+24.6% | Added |
| Rhumbline Advisers | 144,228 | $2.39M | 0.00% | +120+0.1% | Added |
| Legal & General Group Plc | 143,075 | $2.37M | 0.00% | +4,304+3.1% | Added |
| Wells Fargo & Company | 137,352 | $2.27M | 0.00% | +26,642+24.1% | Added |
| BNP Paribas Arbitrage, SA | 127,157 | $2.11M | 0.01% | −975−0.8% | Reduced |
| Credit Suisse AG | 122,179 | $2.02M | 0.00% | −11,810−8.8% | Reduced |
| Russell Investments Group, Ltd. | 119,246 | $1.97M | 0.00% | −90,181−43.1% | Reduced |
| Swiss National Bank | 119,150 | $1.97M | 0.00% | 00.0% | Unchanged |
| Public Sector Pension Investment Board | 103,317 | $1.71M | 0.01% | 00.0% | Unchanged |
| New York State Teachers Retirement System | 100,605 | $1.67M | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 86,488 | $1.43M | 0.00% | −63,261−42.2% | Reduced |
| Verition Fund Management LLC | 85,900 | $1.42M | 0.02% | +31,266+57.2% | Added |
| Millennium Management LLC | 84,948 | $1.41M | 0.00% | −545,898−86.5% | Reduced |
| Tudor Investment Corp Et Al | 83,246 | $1.38M | 0.03% | +53,794+182.6% | Added |
| California State Teachers Retirement System | 73,766 | $1.22M | 0.00% | +1,493+2.1% | Added |
| Capital Fund Management S.A. | 69,105 | $1.14M | 0.03% | +69,105 | New |
| UBS Asset Management Americas Inc | 64,799 | $1.07M | 0.00% | 00.0% | Unchanged |
| Allspring Global Investments Holdings, LLC | 59,099 | $978.0K | 0.00% | +59,099 | New |
| Susquehanna International Group, LLP | 55,075 | $912.0K | 0.00% | −27,440−33.3% | Reduced |
| Prudential Financial Inc | 53,411 | $884.0K | 0.00% | +315+0.6% | Added |
| Algert Global LLC | 52,263 | $865.0K | 0.11% | +32,120+159.5% | Added |
| Price T Rowe Associates Inc | 50,733 | $840.0K | 0.00% | −7,011−12.1% | Reduced |
| STRS Ohio | 50,300 | $832.0K | 0.00% | +4,900+10.8% | Added |
| Symmetry Investments LP | 50,200 | $831.0K | 0.43% | −56,600−53.0% | Reduced |
| Citigroup Inc | 48,713 | $807.0K | 0.00% | +7,200+17.3% | Added |
| Tower Research Capital LLC (TRC) | 46,573 | $771.0K | 0.01% | +31,556+210.1% | Added |
| Yousif Capital Management, LLC | 45,770 | $758.0K | 0.01% | +45,770 | New |
| First Eagle Investment Management, LLC | 45,296 | $750.0K | 0.00% | +29,696+190.4% | Added |
| Great West Life Assurance Co | 45,281 | $749.0K | 0.00% | −302−0.7% | Reduced |
| Comerica Bank | 43,317 | $742.0K | 0.01% | −2,647−5.8% | Reduced |
| Easterly Investment Partners LLC | 44,353 | $734.0K | 0.05% | −10,000−18.4% | Reduced |
| Sigma Planning Corp | 42,550 | $705.0K | 0.02% | +42,550 | New |
| Thrivent Financial for Lutherans | 41,075 | $680.0K | 0.00% | +278+0.7% | Added |
| Two Sigma Advisers, LP | 40,583 | $672.0K | 0.00% | −32,400−44.4% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 38,147 | $632.0K | 0.01% | −122−0.3% | Reduced |
| Campbell & CO Investment Adviser LLC | 36,992 | $613.0K | 0.21% | +36,992 | New |
| Texas Permanent School Fund | 36,548 | $605.0K | 0.01% | −788−2.1% | Reduced |
| State of Alaska, Department of Revenue | 35,739 | $591.0K | 0.01% | −1,050−2.9% | Reduced |
| Squarepoint Ops LLC | 35,078 | $581.0K | 0.00% | +19,806+129.7% | Added |
| Jane Street Group, LLC | 34,256 | $567.0K | 0.00% | −384−1.1% | Reduced |
| CoreCommodity Management, LLC | 32,361 | $536.0K | 0.15% | 00.0% | Unchanged |
| American International Group, Inc. | 31,165 | $516.0K | 0.00% | −1,000−3.1% | Reduced |
| Walleye Capital LLC | 29,772 | $493.0K | 0.02% | +5,629+23.3% | Added |
| Royal Bank of Canada | 29,622 | $489.0K | 0.00% | +4,866+19.7% | Added |
| Wellington Management Group LLP | 28,726 | $476.0K | 0.00% | −83,052−74.3% | Reduced |
| Man Group plc | 28,597 | $473.0K | 0.00% | +28,597 | New |
| Sagefield Capital LP | 28,267 | $468.0K | 0.22% | +28,267 | New |
| State of Tennessee, Treasury Department | 28,012 | $464.0K | 0.00% | +11,768+72.4% | Added |
| American Century Companies Inc | 27,722 | $459.0K | 0.00% | +3,661+15.2% | Added |
| Manufacturers Life Insurance Company, The | 27,605 | $457.0K | 0.00% | −569−2.0% | Reduced |
| State Board of Administration of Florida Retirement System | 26,429 | $438.0K | 0.00% | −152−0.6% | Reduced |
| Louisiana State Employees Retirement System | 24,400 | $404.0K | 0.01% | +100+0.4% | Added |
| Amalgamated Bank | 24,073 | $399.0K | 0.00% | −681−2.8% | Reduced |
| Lazard Asset Management LLC | 23,767 | $393.0K | 0.00% | +23,767 | New |
| Jaffetilchin Investment Partners, LLC | 22,503 | $373.0K | 0.04% | +3,792+20.3% | Added |
| LPL Financial LLC | 22,288 | $369.0K | 0.00% | −3,502−13.6% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 22,238 | $368.0K | 0.00% | −8,632−28.0% | Reduced |
| Pluribus Labs, LLC | 21,856 | $362.0K | 0.38% | +21,856 | New |
| Ensign Peak Advisors, Inc | 21,430 | $355.0K | 0.00% | −14,970−41.1% | Reduced |