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 |
|---|---|---|---|---|---|
| BlackRock Inc. | 9,798,636 | $164.1M | 0.00% | −225,969−2.3% | Reduced |
| Vanguard Group Inc | 5,830,091 | $97.7M | 0.00% | +10,286+0.2% | Added |
| State Street Corp | 3,665,063 | $61.4M | 0.00% | −1,542,905−29.6% | Reduced |
| Dimensional Fund Advisors LP | 2,947,592 | $49.4M | 0.01% | −267,040−8.3% | Reduced |
| Invesco Ltd. | 2,110,350 | $35.3M | 0.01% | −260,012−11.0% | Reduced |
| Fisher Asset Management, LLC | 2,022,959 | $33.9M | 0.01% | −53,922−2.6% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 1,895,911 | $31.8M | 0.08% | +1,895,911 | New |
| Castle Hook Partners LP | 1,661,944 | $27.8M | 0.96% | +685,050+70.1% | Added |
| Encompass Capital Advisors LLC | 1,401,638 | $23.5M | 1.27% | +1,294,538+1,208.7% | Added |
| Mountaineer Partners Management, LLC | 1,338,458 | $22.4M | 11.67% | −803,645−37.5% | Reduced |
| Geode Capital Management, LLC | 1,266,286 | $21.2M | 0.00% | +88,678+7.5% | Added |
| American Century Companies Inc | 1,186,243 | $19.9M | 0.01% | +276,304+30.4% | Added |
| Morgan Stanley | 1,164,889 | $19.5M | 0.00% | −438,317−27.3% | Reduced |
| Voloridge Investment Management, LLC | 1,003,157 | $16.8M | 0.06% | −60,321−5.7% | Reduced |
| Bank of America Corp | 920,200 | $15.4M | 0.00% | +155,600+20.4% | Added |
| Impala Asset Management LLC | 850,000 | $14.2M | 12.87% | +145,000+20.6% | Added |
| Balyasny Asset Management LLC | 793,059 | $13.3M | 0.03% | +541,696+215.5% | Added |
| First Eagle Investment Management, LLC | 753,314 | $12.6M | 0.03% | −80,000−9.6% | Reduced |
| JPMorgan Chase & Co | 639,869 | $10.7M | 0.00% | +458,841+253.5% | Added |
| Goldman Sachs Group Inc | 617,296 | $10.3M | 0.00% | +400,376+184.6% | Added |
| Slate Path Capital LP | 598,000 | $10.0M | 0.20% | −280,000−31.9% | Reduced |
| Assenagon Asset Management S.A. | 531,679 | $8.91M | 0.02% | +296,101+125.7% | Added |
| Northern Trust Corp | 509,471 | $8.53M | 0.00% | −17,762−3.4% | Reduced |
| Crestline Management, LP | 478,750 | $8.02M | 0.63% | +478,750 | New |
| Charles Schwab Investment Management Inc | 477,286 | $7.99M | 0.00% | +13,762+3.0% | Added |
| Penn Capital Management Co Inc | 449,089 | $7.53M | 0.71% | +449,089 | New |
| Two Sigma Investments, LP | 443,062 | $7.42M | 0.02% | −202,658−31.4% | Reduced |
| Wellington Management Group LLP | 414,760 | $6.95M | 0.00% | −11,329−2.7% | Reduced |
| Bank of Montreal | 411,968 | $6.90M | 0.00% | +318,579+341.1% | Added |
| Cubist Systematic Strategies, LLC | 403,685 | $6.76M | 0.12% | −105,036−20.6% | Reduced |
| Bank of New York Mellon Corp | 366,804 | $6.14M | 0.00% | +1,641+0.4% | Added |
| New York State Common Retirement Fund | 328,891 | $5.51M | 0.01% | +313,191+1,994.8% | Added |
| Jane Street Group, LLC | 289,322 | $4.85M | 0.01% | +213,208+280.1% | Added |
| Renaissance Technologies LLC | 259,299 | $4.34M | 0.01% | −59,800−18.7% | Reduced |
| Principal Financial Group Inc | 258,111 | $4.32M | 0.00% | −11,699−4.3% | Reduced |
| Ameriprise Financial Inc | 254,786 | $4.27M | 0.00% | −123,407−32.6% | Reduced |
| Millennium Management LLC | 244,360 | $4.09M | 0.00% | −1,040,828−81.0% | Reduced |
| BNP Paribas Arbitrage, SA | 223,602 | $3.75M | 0.00% | −7,258−3.1% | Reduced |
| Hillsdale Investment Management Inc. | 207,000 | $3.47M | 0.27% | +207,000 | New |
| Trexquant Investment LP | 202,431 | $3.39M | 0.05% | −167,683−45.3% | Reduced |
| Congress Asset Management Co | 201,602 | $3.38M | 0.02% | −2,535−1.2% | Reduced |
| Norges Bank | 168,791 | $2.83M | 0.00% | +91,754+119.1% | Added |
| Steamboat Capital Partners, LLC | 167,065 | $2.80M | 1.03% | −230,006−57.9% | Reduced |
| Algert Global LLC | 165,236 | $2.77M | 0.09% | −90,055−35.3% | Reduced |
| Arrowstreet Capital, Limited Partnership | 164,507 | $2.75M | 0.00% | +164,507 | New |
| Rhumbline Advisers | 162,798 | $2.73M | 0.00% | +6,886+4.4% | Added |
| Citadel Advisors LLC | 146,530 | $2.45M | 0.00% | +16,062+12.3% | Added |
| EAM Investors, LLC | 144,796 | $2.43M | 0.39% | +144,796 | New |
| Legal & General Group Plc | 144,293 | $2.42M | 0.00% | +3,447+2.4% | Added |
| UBS Group AG | 140,926 | $2.36M | 0.00% | +101,432+256.8% | Added |
| Engineers Gate Manager LP | 137,946 | $2.31M | 0.05% | −158,128−53.4% | Reduced |
| Nuveen Asset Management, LLC | 134,012 | $2.24M | 0.00% | +5,934+4.6% | Added |
| UBS Asset Management Americas Inc | 131,828 | $2.21M | 0.00% | +62,161+89.2% | Added |
| Man Group plc | 125,327 | $2.10M | 0.01% | +87,400+230.4% | Added |
| Gsa Capital Partners LLP | 123,936 | $2.08M | 0.15% | +14,932+13.7% | Added |
| Public Sector Pension Investment Board | 114,203 | $1.91M | 0.01% | +6,818+6.3% | Added |
| AQR Capital Management LLC | 111,301 | $1.86M | 0.00% | +101,226+1,004.7% | Added |
| Swiss National Bank | 109,250 | $1.83M | 0.00% | 00.0% | Unchanged |
| Marshall Wace, LLP | 104,840 | $1.76M | 0.00% | +104,840 | New |
| New York State Teachers Retirement System | 99,350 | $1.66M | 0.00% | −5,755−5.5% | Reduced |
| Susquehanna Portfolio Strategies, LLC | 95,457 | $1.60M | 0.07% | 00.0% | Unchanged |
| Wells Fargo & Company | 95,262 | $1.60M | 0.00% | −19,672−17.1% | Reduced |
| Deutsche Bank AG | 90,440 | $1.51M | 0.00% | −4,526−4.8% | Reduced |
| Zacks Investment Management | 86,721 | $1.45M | 0.02% | +7,846+9.9% | Added |
| Two Sigma Advisers, LP | 85,683 | $1.44M | 0.00% | −110,100−56.2% | Reduced |
| Bridgewater Associates, LP | 74,501 | $1.25M | 0.01% | −71,944−49.1% | Reduced |
| Victory Capital Management Inc | 74,022 | $1.24M | 0.00% | −141,594−65.7% | Reduced |
| D. E. Shaw & Co., Inc. | 73,302 | $1.23M | 0.00% | +22,794+45.1% | Added |
| Alliancebernstein L.P. | 69,641 | $1.17M | 0.00% | −3,729−5.1% | Reduced |
| Perennial Advisors, LLC | 68,293 | $1.14M | 0.26% | 00.0% | Unchanged |
| GTS Securities LLC | 65,131 | $1.09M | 0.02% | +44,914+222.2% | Added |
| Highland Peak Capital, LLC | 64,341 | $1.08M | 0.74% | −25,541−28.4% | Reduced |
| Yaupon Capital Management LP | 64,212 | $1.08M | 0.10% | +64,212 | New |
| Aldebaran Capital, LLC | 63,430 | $1.06M | 0.99% | −1,960−3.0% | Reduced |
| State of Wisconsin Investment Board | 63,295 | $1.06M | 0.00% | +14,989+31.0% | Added |
| Winton Group Ltd | 62,143 | $1.04M | 0.07% | −18,654−23.1% | Reduced |
| Polar Asset Management Partners Inc. | 60,100 | $1.01M | 0.03% | +60,100 | New |
| Caption Management, LLC | 57,000 | $954.8K | 0.10% | +50,000+714.3% | Added |
| Prudential Financial Inc | 56,257 | $942.3K | 0.00% | −2,805−4.7% | Reduced |
| California State Teachers Retirement System | 53,896 | $902.8K | 0.00% | −1,259−2.3% | Reduced |
| Capula Management Ltd | 53,091 | $889.3K | 0.01% | +53,091 | New |
| Great West Life Assurance Co | 53,001 | $888.0K | 0.00% | +11,755+28.5% | Added |
| 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 |
| Y-Intercept (Hong Kong) Ltd | 50,856 | $851.8K | 0.05% | +50,856 | New |
| Thrivent Financial for Lutherans | 43,095 | $722.0K | 0.00% | −1,796−4.0% | Reduced |
| Gordian Capital Singapore Pte Ltd | 42,000 | $703.5K | 0.40% | +42,000 | New |
| Aristeia Capital LLC | 40,628 | $680.5K | 0.03% | +40,628 | New |
| HSBC Holdings PLC | 40,093 | $665.5K | 0.00% | −5,237−11.6% | Reduced |
| Danske Bank A/S | 39,586 | $663.1K | 0.00% | +39,586 | New |
| Brevan Howard Capital Management LP | 37,644 | $630.5K | 0.04% | +1,460+4.0% | Added |
| Citigroup Inc | 36,303 | $608.1K | 0.00% | −187−0.5% | Reduced |
| Susquehanna International Group, LLP | 36,008 | $603.1K | 0.00% | −39,892−52.6% | Reduced |
| Intech Investment Management LLC | 34,648 | $580.4K | 0.01% | +34,648 | New |
| Illinois Municipal Retirement Fund | 33,828 | $566.6K | 0.01% | +4,996+17.3% | Added |
| Price T Rowe Associates Inc | 33,763 | $566.0K | 0.00% | −250−0.7% | Reduced |
| Hartree Partners, LP | 33,500 | $561.1K | 0.14% | +33,500 | New |
| Corebridge Financial, Inc. | 30,585 | $512.3K | 0.00% | +30,585 | New |
| State of Alaska, Department of Revenue | 30,479 | $510.0K | 0.01% | −1,045−3.3% | Reduced |
| MetLife Investment Management | 29,358 | $491.7K | 0.00% | +5,008+20.6% | Added |