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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, Q3 2022

Institutional positions in Century Aluminum Co as of Sep 30, 2022. 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
176
+6 vs. Q2 2022
Shares held
50.8M
−5.60M (−9.9%) vs. Q2 2022
Total value
$269.4M
−$146.3M (−35.2%) vs. Q2 2022
New holders
34
60 more added
Sold out
28
62 more reduced

2 institutions that held it in Q2 2022 haven't filed for Q3 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2022: 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 holdersQ3 2022: 176 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 heldQ3 2022: $269.4M
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, Q3 2022

Shares, value and share of portfolio for each institution holding Century Aluminum Co; share changes are against Q2 2022.

Institutions holding CENX in Q3 2022
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.9,476,848$50.0M0.00%+313,925+3.4%Added
State Street Corp8,268,408$43.7M0.00%−2,268,109−21.5%Reduced
Vanguard Group Inc6,433,179$34.0M0.00%+446,228+7.5%Added
Dimensional Fund Advisors LP3,144,720$16.6M0.01%−267,261−7.8%Reduced
Fisher Asset Management, LLC2,520,647$13.3M0.01%−51,603−2.0%Reduced
Morgan Stanley1,344,266$7.10M0.00%−296,386−18.1%Reduced
Geode Capital Management, LLC975,476$5.15M0.00%+24,089+2.5%Added
William Blair Investment Management, LLC865,169$4.57M0.02%−866,417−50.0%Reduced
Voloridge Investment Management, LLC855,258$4.52M0.02%−240,020−21.9%Reduced
Citadel Advisors LLC737,000$3.89M0.00%−366,614−33.2%Reduced
Mirae Asset Global Investments Co., Ltd.718,213$3.79M0.01%−97,301−11.9%Reduced
Two Sigma Investments, LP687,464$3.63M0.01%−3,695−0.5%Reduced
Renaissance Technologies LLC671,099$3.54M0.01%+88,000+15.1%Added
Amundi521,003$3.47M0.00%−39,432−7.0%Reduced
Charles Schwab Investment Management Inc637,277$3.37M0.00%+30,575+5.0%Added
Northern Trust Corp516,006$2.72M0.00%−1,202−0.2%Reduced
Great Lakes Advisors, LLC510,266$2.69M0.06%−343,537−40.2%Reduced
Royce & Associates LP465,438$2.46M0.03%+10,600+2.3%Added
Bank of New York Mellon Corp454,109$2.40M0.00%−8,251−1.8%Reduced
Norges Bank430,193$2.27M0.00%00.0%Unchanged
Invesco Ltd.402,226$2.12M0.00%−148,819−27.0%Reduced
BNP Paribas Arbitrage, SA390,405$2.06M0.01%−134,603−25.6%Reduced
D. E. Shaw & Co., Inc.349,606$1.85M0.00%+349,606New
Bank of America Corp346,454$1.83M0.00%−30,859−8.2%Reduced
Goldman Sachs Group Inc323,603$1.71M0.00%−142,281−30.5%Reduced
First Eagle Investment Management, LLC321,405$1.70M0.01%+166,259+107.2%Added
Principal Financial Group Inc317,731$1.68M0.00%−2,967−0.9%Reduced
Capital Fund Management S.A.311,662$1.65M0.04%+198,220+174.7%Added
Nuveen Asset Management, LLC306,328$1.62M0.00%−2,374−0.8%Reduced
Schonfeld Strategic Advisors LLC305,433$1.61M0.01%+305,433New
Occudo Quantitative Strategies LP301,035$1.59M0.12%+301,035New
Clear Sky Advisers, LLC280,000$1.48M0.88%+280,000New
Deutsche Bank AG279,532$1.48M0.00%+150,322+116.3%Added
Two Sigma Advisers, LP231,383$1.22M0.00%+60,600+35.5%Added
Ameriprise Financial Inc199,828$1.05M0.00%−8,184−3.9%Reduced
Balyasny Asset Management LLC193,080$1.02M0.00%+5,130+2.7%Added
Congress Asset Management Co187,026$987.0K0.01%+2,089+1.1%Added
Bank of Montreal147,942$958.0K0.00%+84,945+134.8%Added
Wellington Management Group LLP164,300$868.0K0.00%00.0%Unchanged
Credit Suisse AG155,127$820.0K0.00%+1,907+1.2%Added
Boothbay Fund Management, LLC152,506$805.0K0.03%+152,506New
Graham Capital Management, L.P.152,026$802.0K0.03%+152,026New
Susquehanna Fundamental Investments, LLC147,528$779.0K0.01%+147,528New
Legal & General Group Plc143,373$757.0K0.00%+1,345+0.9%Added
Rhumbline Advisers143,302$757.0K0.00%+6,689+4.9%Added
Susquehanna International Group, LLP138,317$730.0K0.00%−521−0.4%Reduced
Millennium Management LLC137,631$727.0K0.00%−1,204,180−89.7%Reduced
Engineers Gate Manager LP133,045$702.0K0.04%−7,677−5.5%Reduced
First Trust Advisors LP130,827$691.0K0.00%+130,827New
PDT Partners, LLC129,460$684.0K0.10%+95,061+276.3%Added
AQR Capital Management LLC121,197$640.0K0.00%+49,263+68.5%Added
Swiss National Bank118,250$624.0K0.00%00.0%Unchanged
Wells Fargo & Company117,226$619.0K0.00%+26,705+29.5%Added
Algert Global LLC114,769$606.0K0.04%+2,149+1.9%Added
SummerHaven Investment Management, LLC108,053$571.0K0.40%+108,053New
Twinbeech Capital LP105,132$555.0K0.01%+82,654+367.7%Added
New York State Teachers Retirement System99,905$527.0K0.00%−700−0.7%Reduced
Russell Investments Group, Ltd.97,965$517.0K0.00%00.0%Unchanged
Public Sector Pension Investment Board94,207$497.0K0.00%00.0%Unchanged
Jane Street Group, LLC92,571$489.0K0.00%−332,458−78.2%Reduced
Royal Bank of Canada90,503$478.0K0.00%+63,328+233.0%Added
STRS Ohio87,000$459.0K0.00%+13,200+17.9%Added
JPMorgan Chase & Co78,929$417.0K0.00%+8,291+11.7%Added
Key Group Holdings (Cayman), Ltd.77,787$411.0K0.03%−70,534−47.6%Reduced
Group One Trading, L.P.74,236$392.0K0.01%−55,191−42.6%Reduced
Squarepoint Ops LLC73,619$389.0K0.00%−118,190−61.6%Reduced
Hunter Associates Investment Management LLC71,500$378.0K0.10%+36,500+104.3%Added
XTX Topco Ltd70,078$370.0K0.09%+28,524+68.6%Added
UBS Asset Management Americas Inc69,937$369.3K0.00%+270+0.4%Added
California State Teachers Retirement System63,688$336.0K0.00%−1,309−2.0%Reduced
Dynamic Technology Lab Private Ltd63,348$334.0K0.03%+21,505+51.4%Added
Alliancebernstein L.P.60,375$319.0K0.00%+76+0.1%Added
Cubist Systematic Strategies, LLC55,827$295.0K0.00%−235,787−80.9%Reduced
Fox Run Management, L.L.C.53,844$284.0K0.11%+53,844New
Thrivent Financial for Lutherans52,885$279.0K0.00%+2,692+5.4%Added
Prudential Financial Inc52,360$276.0K0.00%−40−0.1%Reduced
Assenagon Asset Management S.A.51,477$272.0K0.00%−672,430−92.9%Reduced
Trexquant Investment LP50,629$267.0K0.01%−4,797−8.7%Reduced
Great West Life Assurance Co49,133$259.0K0.00%−4,033−7.6%Reduced
Comerica Bank39,307$259.0K0.00%−4,390−10.0%Reduced
American Century Companies Inc49,062$259.0K0.00%+49,062New
Commonwealth of Pennsylvania Public School Empls Retrmt Sys46,613$246.0K0.00%+40+0.1%Added
Price T Rowe Associates Inc43,870$232.0K0.00%−3,634−7.6%Reduced
Tower Research Capital LLC (TRC)43,070$227.0K0.00%+19,259+80.9%Added
Yousif Capital Management, LLC41,536$219.0K0.00%−493−1.2%Reduced
Atria Wealth Solutions, Inc.38,817$205.0K0.00%+38,817New
Easterly Investment Partners LLC37,753$199.0K0.02%00.0%Unchanged
Texas Permanent School Fund36,508$193.0K0.00%−419−1.1%Reduced
Advisor Group Holdings, Inc.35,564$189.0K0.00%+7,844+28.3%Added
ExodusPoint Capital Management, LP35,663$188.0K0.00%+35,663New
State of Alaska, Department of Revenue35,420$187.0K0.00%−354−1.0%Reduced
New York State Common Retirement Fund35,467$187.0K0.00%+170+0.5%Added
Federated Hermes, Inc.34,660$183.0K0.00%−131,550−79.1%Reduced
Rafferty Asset Management, LLC33,248$176.0K0.00%−1,923−5.5%Reduced
American International Group, Inc.28,400$150.0K0.00%+316+1.1%Added
MetLife Investment Management27,830$146.9K0.00%+5,014+22.0%Added
Citigroup Inc27,104$143.0K0.00%+304+1.1%Added
Envestnet Asset Management Inc26,567$140.0K0.00%+26,567New
Gotham Asset Management, LLC26,219$138.0K0.00%+26,219New
CoreCommodity Management, LLC25,865$137.0K0.05%+25,865New