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 2024
Institutional positions in Century Aluminum Co as of Jun 30, 2024. 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
- 191
- +13 vs. Q1 2024
- Shares held
- 55.1M
- +925.6K (+1.7%) vs. Q1 2024
- Total value
- $923.2M
- +$96.5M (+11.7%) vs. Q1 2024
- New holders
- 41
- 61 more added
- Sold out
- 28
- 65 more reduced
2 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2024: 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 2024
Shares, value and share of portfolio for each institution holding Century Aluminum Co; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Brevan Howard Capital Management LP | 37,644 | $630.5K | 0.04% | +1,460+4.0% | Added |
| Danske Bank A/S | 39,586 | $663.1K | 0.00% | +39,586 | New |
| HSBC Holdings PLC | 40,093 | $665.5K | 0.00% | −5,237−11.6% | Reduced |
| Aristeia Capital LLC | 40,628 | $680.5K | 0.03% | +40,628 | New |
| Gordian Capital Singapore Pte Ltd | 42,000 | $703.5K | 0.40% | +42,000 | New |
| Thrivent Financial for Lutherans | 43,095 | $722.0K | 0.00% | −1,796−4.0% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 50,856 | $851.8K | 0.05% | +50,856 | New |
| Bridgeway Capital Management, LLC | 52,502 | $879.4K | 0.02% | −11,076−17.4% | Reduced |
| Empowered Funds, LLC | 52,502 | $879.4K | 0.02% | −11,076−17.4% | Reduced |
| Great West Life Assurance Co | 53,001 | $888.0K | 0.00% | +11,755+28.5% | Added |
| Capula Management Ltd | 53,091 | $889.3K | 0.01% | +53,091 | New |
| California State Teachers Retirement System | 53,896 | $902.8K | 0.00% | −1,259−2.3% | Reduced |
| Prudential Financial Inc | 56,257 | $942.3K | 0.00% | −2,805−4.7% | Reduced |
| Caption Management, LLC | 57,000 | $954.8K | 0.10% | +50,000+714.3% | Added |
| Polar Asset Management Partners Inc. | 60,100 | $1.01M | 0.03% | +60,100 | New |
| Winton Group Ltd | 62,143 | $1.04M | 0.07% | −18,654−23.1% | Reduced |
| State of Wisconsin Investment Board | 63,295 | $1.06M | 0.00% | +14,989+31.0% | Added |
| Aldebaran Capital, LLC | 63,430 | $1.06M | 0.99% | −1,960−3.0% | Reduced |
| Yaupon Capital Management LP | 64,212 | $1.08M | 0.10% | +64,212 | New |
| Highland Peak Capital, LLC | 64,341 | $1.08M | 0.74% | −25,541−28.4% | Reduced |
| GTS Securities LLC | 65,131 | $1.09M | 0.02% | +44,914+222.2% | Added |
| Perennial Advisors, LLC | 68,293 | $1.14M | 0.26% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 69,641 | $1.17M | 0.00% | −3,729−5.1% | Reduced |
| D. E. Shaw & Co., Inc. | 73,302 | $1.23M | 0.00% | +22,794+45.1% | Added |
| Victory Capital Management Inc | 74,022 | $1.24M | 0.00% | −141,594−65.7% | Reduced |
| Bridgewater Associates, LP | 74,501 | $1.25M | 0.01% | −71,944−49.1% | Reduced |
| Two Sigma Advisers, LP | 85,683 | $1.44M | 0.00% | −110,100−56.2% | Reduced |
| Zacks Investment Management | 86,721 | $1.45M | 0.02% | +7,846+9.9% | Added |
| Deutsche Bank AG | 90,440 | $1.51M | 0.00% | −4,526−4.8% | Reduced |
| Wells Fargo & Company | 95,262 | $1.60M | 0.00% | −19,672−17.1% | Reduced |
| Susquehanna Portfolio Strategies, LLC | 95,457 | $1.60M | 0.07% | 00.0% | Unchanged |
| New York State Teachers Retirement System | 99,350 | $1.66M | 0.00% | −5,755−5.5% | Reduced |
| Marshall Wace, LLP | 104,840 | $1.76M | 0.00% | +104,840 | New |
| Swiss National Bank | 109,250 | $1.83M | 0.00% | 00.0% | Unchanged |
| AQR Capital Management LLC | 111,301 | $1.86M | 0.00% | +101,226+1,004.7% | Added |
| Public Sector Pension Investment Board | 114,203 | $1.91M | 0.01% | +6,818+6.3% | Added |
| Gsa Capital Partners LLP | 123,936 | $2.08M | 0.15% | +14,932+13.7% | Added |
| Man Group plc | 125,327 | $2.10M | 0.01% | +87,400+230.4% | Added |
| UBS Asset Management Americas Inc | 131,828 | $2.21M | 0.00% | +62,161+89.2% | Added |
| Nuveen Asset Management, LLC | 134,012 | $2.24M | 0.00% | +5,934+4.6% | Added |
| Engineers Gate Manager LP | 137,946 | $2.31M | 0.05% | −158,128−53.4% | Reduced |
| UBS Group AG | 140,926 | $2.36M | 0.00% | +101,432+256.8% | Added |
| Legal & General Group Plc | 144,293 | $2.42M | 0.00% | +3,447+2.4% | Added |
| EAM Investors, LLC | 144,796 | $2.43M | 0.39% | +144,796 | New |
| Citadel Advisors LLC | 146,530 | $2.45M | 0.00% | +16,062+12.3% | Added |
| Rhumbline Advisers | 162,798 | $2.73M | 0.00% | +6,886+4.4% | Added |
| Arrowstreet Capital, Limited Partnership | 164,507 | $2.75M | 0.00% | +164,507 | New |
| Algert Global LLC | 165,236 | $2.77M | 0.09% | −90,055−35.3% | Reduced |
| Steamboat Capital Partners, LLC | 167,065 | $2.80M | 1.03% | −230,006−57.9% | Reduced |
| Norges Bank | 168,791 | $2.83M | 0.00% | +91,754+119.1% | Added |
| Congress Asset Management Co | 201,602 | $3.38M | 0.02% | −2,535−1.2% | Reduced |
| Trexquant Investment LP | 202,431 | $3.39M | 0.05% | −167,683−45.3% | Reduced |
| Hillsdale Investment Management Inc. | 207,000 | $3.47M | 0.27% | +207,000 | New |
| BNP Paribas Arbitrage, SA | 223,602 | $3.75M | 0.00% | −7,258−3.1% | Reduced |
| Millennium Management LLC | 244,360 | $4.09M | 0.00% | −1,040,828−81.0% | Reduced |
| Ameriprise Financial Inc | 254,786 | $4.27M | 0.00% | −123,407−32.6% | Reduced |
| Principal Financial Group Inc | 258,111 | $4.32M | 0.00% | −11,699−4.3% | Reduced |
| Renaissance Technologies LLC | 259,299 | $4.34M | 0.01% | −59,800−18.7% | Reduced |
| Jane Street Group, LLC | 289,322 | $4.85M | 0.01% | +213,208+280.1% | Added |
| New York State Common Retirement Fund | 328,891 | $5.51M | 0.01% | +313,191+1,994.8% | Added |
| Bank of New York Mellon Corp | 366,804 | $6.14M | 0.00% | +1,641+0.4% | Added |
| Cubist Systematic Strategies, LLC | 403,685 | $6.76M | 0.12% | −105,036−20.6% | Reduced |
| Bank of Montreal | 411,968 | $6.90M | 0.00% | +318,579+341.1% | Added |
| Wellington Management Group LLP | 414,760 | $6.95M | 0.00% | −11,329−2.7% | Reduced |
| Two Sigma Investments, LP | 443,062 | $7.42M | 0.02% | −202,658−31.4% | Reduced |
| Penn Capital Management Co Inc | 449,089 | $7.53M | 0.71% | +449,089 | New |
| Charles Schwab Investment Management Inc | 477,286 | $7.99M | 0.00% | +13,762+3.0% | Added |
| Crestline Management, LP | 478,750 | $8.02M | 0.63% | +478,750 | New |
| Northern Trust Corp | 509,471 | $8.53M | 0.00% | −17,762−3.4% | Reduced |
| Assenagon Asset Management S.A. | 531,679 | $8.91M | 0.02% | +296,101+125.7% | Added |
| Slate Path Capital LP | 598,000 | $10.0M | 0.20% | −280,000−31.9% | Reduced |
| Goldman Sachs Group Inc | 617,296 | $10.3M | 0.00% | +400,376+184.6% | Added |
| JPMorgan Chase & Co | 639,869 | $10.7M | 0.00% | +458,841+253.5% | Added |
| First Eagle Investment Management, LLC | 753,314 | $12.6M | 0.03% | −80,000−9.6% | Reduced |
| Balyasny Asset Management LLC | 793,059 | $13.3M | 0.03% | +541,696+215.5% | Added |
| Impala Asset Management LLC | 850,000 | $14.2M | 12.87% | +145,000+20.6% | Added |
| Bank of America Corp | 920,200 | $15.4M | 0.00% | +155,600+20.4% | Added |
| Voloridge Investment Management, LLC | 1,003,157 | $16.8M | 0.06% | −60,321−5.7% | Reduced |
| Morgan Stanley | 1,164,889 | $19.5M | 0.00% | −438,317−27.3% | Reduced |
| American Century Companies Inc | 1,186,243 | $19.9M | 0.01% | +276,304+30.4% | Added |
| Geode Capital Management, LLC | 1,266,286 | $21.2M | 0.00% | +88,678+7.5% | Added |
| Mountaineer Partners Management, LLC | 1,338,458 | $22.4M | 11.67% | −803,645−37.5% | Reduced |
| Encompass Capital Advisors LLC | 1,401,638 | $23.5M | 1.27% | +1,294,538+1,208.7% | Added |
| Castle Hook Partners LP | 1,661,944 | $27.8M | 0.96% | +685,050+70.1% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 1,895,911 | $31.8M | 0.08% | +1,895,911 | New |
| Fisher Asset Management, LLC | 2,022,959 | $33.9M | 0.01% | −53,922−2.6% | Reduced |
| Invesco Ltd. | 2,110,350 | $35.3M | 0.01% | −260,012−11.0% | Reduced |
| Dimensional Fund Advisors LP | 2,947,592 | $49.4M | 0.01% | −267,040−8.3% | Reduced |
| State Street Corp | 3,665,063 | $61.4M | 0.00% | −1,542,905−29.6% | Reduced |
| Vanguard Group Inc | 5,830,091 | $97.7M | 0.00% | +10,286+0.2% | Added |
| BlackRock Inc. | 9,798,636 | $164.1M | 0.00% | −225,969−2.3% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 0 | $0 | 0.00% | −1,176,960−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −350,437−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −60,000−100.0% | Sold out |
| CoreCommodity Management, LLC | 0 | $0 | 0.00% | −52,745−100.0% | Sold out |
| Texas Permanent School Fund | 0 | $0 | 0.00% | −45,288−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −39,028−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −38,705−100.0% | Sold out |
| Cetera Investment Advisers | 0 | $0 | 0.00% | −33,926−100.0% | Sold out |
| Cinctive Capital Management LP | 0 | $0 | 0.00% | −32,500−100.0% | Sold out |