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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 2024

Institutional positions in Century Aluminum Co as of Dec 31, 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
222
+26 vs. Q3 2024
Shares held
92.4M
+37.5M (+68.2%) vs. Q3 2024
Total value
$1.68B
+$792.1M (+88.8%) vs. Q3 2024
New holders
56
69 more added
Sold out
30
68 more reduced

1 institution that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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.

Institutional holdersQ4 2024: 222 institutions
Q1 2021: 139 institutionsQ2 2021: 146 institutionsQ3 2021: 148 institutionsQ4 2021: 164 institutionsQ1 2022: 190 institutionsQ2 2022: 172 institutionsQ3 2022: 176 institutionsQ4 2022: 169 institutionsQ1 2023: 168 institutionsQ2 2023: 160 institutionsQ3 2023: 162 institutionsQ4 2023: 171 institutionsQ1 2024: 180 institutionsQ2 2024: 191 institutionsQ3 2024: 197 institutionsQ4 2024: 222 institutionsQ1 2025: 218 institutionsQ2 2025: 222 institutionsQ3 2025: 255 institutionsQ4 2025: 326 institutionsQ1 2026: 387 institutionsQ2 2026: 416 institutions
Value heldQ4 2024: $1.68B
Q1 2021: $823.3MQ2 2021: $673.3MQ3 2021: $674.8MQ4 2021: $844.8MQ1 2022: $1.39BQ2 2022: $415.9MQ3 2022: $269.4MQ4 2022: $423.5MQ1 2023: $518.2MQ2 2023: $438.5MQ3 2023: $378.2MQ4 2023: $693.3MQ1 2024: $829.8MQ2 2024: $923.2MQ3 2024: $892.4MQ4 2024: $1.68BQ1 2025: $1.72BQ2 2025: $1.72BQ3 2025: $2.83BQ4 2025: $3.92BQ1 2026: $5.92BQ2 2026: $4.79B
Institutions holding CENX and their total value by quarter
QuarterHoldersValue
Q2 2026416$4.79B
Q1 2026387$5.92B
Q4 2025326$3.92B
Q3 2025255$2.83B
Q2 2025222$1.72B
Q1 2025218$1.72B
Q4 2024222$1.68B
Q3 2024197$892.4M
Q2 2024191$923.2M
Q1 2024180$829.8M
Q4 2023171$693.3M
Q3 2023162$378.2M
Q2 2023160$438.5M
Q1 2023168$518.2M
Q4 2022169$423.5M
Q3 2022176$269.4M
Q2 2022172$415.9M
Q1 2022190$1.39B
Q4 2021164$844.8M
Q3 2021148$674.8M
Q2 2021146$673.3M
Q1 2021139$823.3M

Institutions, Q4 2024

Shares, value and share of portfolio for each institution holding Century Aluminum Co; share changes are against Q3 2024.

Institutions holding CENX in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Glencore plc40,034,438$729.4M87.29%+40,034,438New
BlackRock, Inc.10,496,983$191.3M0.00%−245,296−2.3%Reduced
Vanguard Group Inc5,850,940$106.6M0.00%−289,714−4.7%Reduced
State Street Corp3,337,171$60.8M0.00%−58,935−1.7%Reduced
Dimensional Fund Advisors LP2,937,970$53.5M0.01%+28,557+1.0%Added
Mirae Asset Global ETFs Holdings Ltd.2,067,234$37.7M0.08%+111,203+5.7%Added
Invesco Ltd.1,909,533$34.8M0.01%−322,775−14.5%Reduced
Fisher Asset Management, LLC1,381,546$25.2M0.01%−273,270−16.5%Reduced
Geode Capital Management, LLC1,278,858$23.3M0.00%−914−0.1%Reduced
Morgan Stanley1,012,318$18.4M0.00%−504,598−33.3%Reduced
Voloridge Investment Management, LLC781,366$14.2M0.05%−132,247−14.5%Reduced
Bank of America Corp745,985$13.6M0.00%−67,273−8.3%Reduced
Impala Asset Management LLC697,481$12.7M10.28%−206,519−22.8%Reduced
Moore Capital Management, LP657,985$12.0M0.22%+657,985New
Mountaineer Partners Management, LLC647,845$11.8M8.64%−759,986−54.0%Reduced
Yaupon Capital Management LP567,837$10.3M0.65%+245,813+76.3%Added
Northern Trust Corp540,448$9.85M0.00%+29,400+5.8%Added
Charles Schwab Investment Management Inc539,161$9.82M0.00%+51,770+10.6%Added
Arrowstreet Capital, Limited Partnership496,970$9.05M0.01%+386,133+348.4%Added
UBS Group AG491,082$8.95M0.00%+333,900+212.4%Added
Two Sigma Investments, LP469,018$8.55M0.02%−170,758−26.7%Reduced
Balyasny Asset Management LLC460,796$8.40M0.02%+249,323+117.9%Added
Millennium Management LLC457,728$8.34M0.01%+362,586+381.1%Added
Crestline Management, LP436,997$7.96M0.28%−78,158−15.2%Reduced
Bridgewater Associates, LP431,279$7.86M0.04%+183,875+74.3%Added
First Eagle Investment Management, LLC428,756$7.81M0.02%−202,558−32.1%Reduced
Qube Research & Technologies Ltd423,782$7.72M0.01%+254,747+150.7%Added
Pertento Partners LLP421,401$7.68M0.79%+421,401New
Goldman Sachs Group Inc414,266$7.55M0.00%−103,705−20.0%Reduced
Nuveen Asset Management, LLC413,223$7.53M0.00%+279,211+208.3%Added
Wellington Management Group LLP411,589$7.50M0.00%+2,358+0.6%Added
Penn Capital Management Co Inc390,255$7.11M0.70%−53,849−12.1%Reduced
Assenagon Asset Management S.A.390,227$7.11M0.01%−231,073−37.2%Reduced
Cubist Systematic Strategies, LLC360,573$6.57M0.11%−109,604−23.3%Reduced
Bank of New York Mellon Corp347,045$6.32M0.00%+19,129+5.8%Added
Principal Financial Group Inc319,702$5.82M0.00%+17,710+5.9%Added
Jacobs Levy Equity Management, Inc317,406$5.78M0.02%+60,904+23.7%Added
Citadel Advisors LLC314,033$5.72M0.01%+293,600+1,436.9%Added
Bank of Montreal311,221$5.67M0.00%−55,627−15.2%Reduced
BNP Paribas Arbitrage, SA311,181$5.67M0.00%+127,115+69.1%Added
New York State Common Retirement Fund296,781$5.41M0.01%−29,310−9.0%Reduced
Sourcerock Group LLC294,397$5.36M0.38%−637,994−68.4%Reduced
Nomura Holdings Inc256,659$4.68M0.02%+82,911+47.7%Added
Renaissance Technologies LLC229,699$4.19M0.01%−55,000−19.3%Reduced
Congress Asset Management Co218,525$3.98M0.03%+14,223+7.0%Added
JPMorgan Chase & Co217,042$3.95M0.00%−741,991−77.4%Reduced
Intech Investment Management LLC196,048$3.57M0.03%+132,074+206.4%Added
First Trust Advisors LP192,465$3.51M0.00%+9,146+5.0%Added
Cohen & Steers, Inc.191,276$3.48M0.01%+191,276New
American Century Companies Inc170,297$3.10M0.00%−652,685−79.3%Reduced
Algert Global LLC161,868$2.95M0.07%+73,860+83.9%Added
Rhumbline Advisers143,208$2.61M0.00%−9,924−6.5%Reduced
State of Wisconsin Investment Board140,060$2.55M0.01%+63,465+82.9%Added
Engine No. 1 LLC136,000$2.48M6.59%+136,000New
D. E. Shaw & Co., Inc.135,426$2.47M0.00%+106,964+375.8%Added
Legal & General Group Plc134,925$2.46M0.00%−6,738−4.8%Reduced
Man Group plc134,574$2.45M0.01%+58,435+76.7%Added
Two Sigma Advisers, LP131,183$2.39M0.01%+13,900+11.9%Added
Public Sector Pension Investment Board129,452$2.36M0.01%+19,249+17.5%Added
Ameriprise Financial Inc128,272$2.34M0.00%−3,627−2.7%Reduced
Hillsdale Investment Management Inc.126,700$2.31M0.12%−82,900−39.6%Reduced
Norges Bank122,254$2.23M0.00%+62,933+106.1%Added
ExodusPoint Capital Management, LP121,682$2.22M0.02%+121,682New
Polar Asset Management Partners Inc.120,586$2.20M0.03%+120,586New
Squarepoint Ops LLC119,541$2.18M0.01%+84,220+238.4%Added
Healthcare of Ontario Pension Plan Trust Fund119,400$2.18M0.00%+119,400New
Deutsche Bank AG111,707$2.04M0.00%+14,450+14.9%Added
Swiss National Bank109,250$1.99M0.00%00.0%Unchanged
Wells Fargo & Company103,577$1.89M0.00%+3,580+3.6%Added
UBS Asset Management Americas Inc102,299$1.86M0.00%−5,397−5.0%Reduced
HRT Financial LP101,076$1.84M0.01%+81,097+405.9%Added
Barclays PLC99,918$1.82M0.00%+2,522+2.6%Added
New York State Teachers Retirement System91,068$1.66M0.00%−2,682−2.9%Reduced
Trexquant Investment LP88,135$1.61M0.02%+88,135New
Cinctive Capital Management LP85,530$1.56M0.08%+85,530New
Jane Street Group, LLC84,701$1.54M0.00%−54,275−39.1%Reduced
CoreCommodity Management, LLC78,749$1.43M0.28%+17,395+28.4%Added
Federated Hermes, Inc.72,283$1.32M0.00%+47,417+190.7%Added
Citigroup Inc71,918$1.31M0.00%+5,739+8.7%Added
Caxton Associates LP70,588$1.29M0.04%+70,588New
Alliancebernstein L.P.69,641$1.27M0.00%−2,539−3.5%Reduced
Campbell & CO Investment Adviser LLC69,367$1.26M0.10%+69,367New
Aldebaran Capital, LLC61,975$1.13M1.07%−1,455−2.3%Reduced
Winton Group Ltd60,209$1.10M0.07%−13,262−18.1%Reduced
Aquatic Capital Management LLC59,818$1.09M0.03%+31,318+109.9%Added
Bridgeway Capital Management, LLC58,117$1.06M0.02%+2,801+5.1%Added
Empowered Funds, LLC58,117$1.06M0.02%+2,801+5.1%Added
Prudential Financial Inc53,377$972.5K0.00%−780−1.4%Reduced
Great West Life Assurance Co53,001$965.0K0.00%00.0%Unchanged
California State Teachers Retirement System51,797$943.7K0.00%−586−1.1%Reduced
Russell Investments Group, Ltd.50,257$915.7K0.00%−1,404−2.7%Reduced
Quantbot Technologies LP49,545$902.7K0.03%−43,692−46.9%Reduced
Steamboat Capital Partners, LLC48,016$874.9K0.27%−971−2.0%Reduced
Hartree Partners, LP45,274$824.9K0.31%+45,274New
Los Angeles Capital Management LLC44,111$803.7K0.00%+17,134+63.5%Added
Jennison Associates LLC41,457$755.3K0.00%−5,798−12.3%Reduced
Thrivent Financial for Lutherans40,168$732.0K0.00%−636−1.6%Reduced
HITE Hedge Asset Management LLC39,705$723.4K0.05%00.0%Unchanged
Verition Fund Management LLC39,461$719.0K0.00%−78,052−66.4%Reduced
Price T Rowe Associates Inc37,726$688.0K0.00%+3,276+9.5%Added