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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 2024

Institutional positions in Century Aluminum Co as of Sep 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
197
+8 vs. Q2 2024
Shares held
55.0M
+9.74M (+21.5%) vs. Q2 2024
Total value
$892.4M
+$134.5M (+17.7%) vs. Q2 2024
New holders
45
59 more added
Sold out
37
70 more reduced

2 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2024: 197 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 2024: $892.4M
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 2024

Shares, value and share of portfolio for each institution holding Century Aluminum Co; share changes are against Q2 2024.

Institutions holding CENX in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.10,742,279$174.3M0.00%+10,742,279New
Vanguard Group Inc6,140,654$99.7M0.00%+310,563+5.3%Added
State Street Corp3,396,106$55.1M0.00%−268,957−7.3%Reduced
Dimensional Fund Advisors LP2,909,413$47.2M0.01%−38,179−1.3%Reduced
Invesco Ltd.2,232,308$36.2M0.01%+121,958+5.8%Added
Mirae Asset Global ETFs Holdings Ltd.1,956,031$31.7M0.07%+60,120+3.2%Added
Fisher Asset Management, LLC1,654,816$26.9M0.01%−368,143−18.2%Reduced
Morgan Stanley1,516,916$24.6M0.00%+352,027+30.2%Added
Castle Hook Partners LP1,508,737$24.5M0.73%−153,207−9.2%Reduced
Mountaineer Partners Management, LLC1,407,831$22.8M14.25%+69,373+5.2%Added
Geode Capital Management, LLC1,279,772$20.8M0.00%+13,486+1.1%Added
JPMorgan Chase & Co959,033$15.6M0.00%+319,164+49.9%Added
Sourcerock Group LLC932,391$15.1M1.22%+932,391New
Voloridge Investment Management, LLC913,613$14.8M0.05%−89,544−8.9%Reduced
Impala Asset Management LLC904,000$14.7M8.92%+54,000+6.4%Added
American Century Companies Inc822,982$13.4M0.01%−363,261−30.6%Reduced
Bank of America Corp813,258$13.2M0.00%−106,942−11.6%Reduced
Two Sigma Investments, LP639,776$10.4M0.02%+196,714+44.4%Added
First Eagle Investment Management, LLC631,314$10.2M0.02%−122,000−16.2%Reduced
Assenagon Asset Management S.A.621,300$10.1M0.02%+89,621+16.9%Added
Slate Path Capital LP598,000$9.71M0.16%00.0%Unchanged
Goldman Sachs Group Inc517,971$8.41M0.00%−99,325−16.1%Reduced
Crestline Management, LP515,155$8.36M0.48%+36,405+7.6%Added
Northern Trust Corp511,048$8.29M0.00%+1,577+0.3%Added
Charles Schwab Investment Management Inc487,391$7.91M0.00%+10,105+2.1%Added
Cubist Systematic Strategies, LLC470,177$7.63M0.12%+66,492+16.5%Added
Penn Capital Management Co Inc444,104$7.22M0.66%−4,985−1.1%Reduced
Wellington Management Group LLP409,231$6.64M0.00%−5,529−1.3%Reduced
Bank of Montreal366,848$5.92M0.00%−45,120−11.0%Reduced
Bank of New York Mellon Corp327,916$5.32M0.00%−38,888−10.6%Reduced
New York State Common Retirement Fund326,091$5.29M0.01%−2,800−0.9%Reduced
Yaupon Capital Management LP322,024$5.23M0.35%+257,812+401.5%Added
Principal Financial Group Inc301,992$4.90M0.00%+43,881+17.0%Added
Renaissance Technologies LLC284,699$4.62M0.01%+25,400+9.8%Added
Jacobs Levy Equity Management, Inc256,502$4.16M0.02%+256,502New
Bridgewater Associates, LP247,404$4.02M0.02%+172,903+232.1%Added
Balyasny Asset Management LLC211,473$3.43M0.01%−581,586−73.3%Reduced
Hillsdale Investment Management Inc.209,600$3.40M0.26%+2,600+1.3%Added
Congress Asset Management Co204,302$3.32M0.02%+2,700+1.3%Added
Scoggin Management LP200,000$3.25M1.79%+200,000New
BNP Paribas Arbitrage, SA184,066$2.99M0.00%−39,536−17.7%Reduced
First Trust Advisors LP183,319$2.98M0.00%+183,319New
Nomura Holdings Inc173,748$2.82M0.02%+173,748New
Qube Research & Technologies Ltd169,035$2.74M0.01%+169,035New
UBS Group AG157,182$2.55M0.00%+16,256+11.5%Added
Rhumbline Advisers153,132$2.49M0.00%−9,666−5.9%Reduced
Legal & General Group Plc141,663$2.30M0.00%−2,630−1.8%Reduced
Jane Street Group, LLC138,976$2.26M0.00%−150,346−52.0%Reduced
Nuveen Asset Management, LLC134,012$2.18M0.00%00.0%Unchanged
Edgestream Partners, L.P.133,060$2.16M0.09%+133,060New
Ameriprise Financial Inc131,899$2.14M0.00%−122,887−48.2%Reduced
Verition Fund Management LLC117,513$1.91M0.01%+93,099+381.3%Added
Two Sigma Advisers, LP117,283$1.90M0.00%+31,600+36.9%Added
Arrowstreet Capital, Limited Partnership110,837$1.80M0.00%−53,670−32.6%Reduced
Public Sector Pension Investment Board110,203$1.79M0.01%−4,000−3.5%Reduced
Swiss National Bank109,250$1.77M0.00%00.0%Unchanged
UBS Asset Management Americas Inc107,696$1.75M0.00%−24,132−18.3%Reduced
Wells Fargo & Company99,997$1.62M0.00%+4,735+5.0%Added
Barclays PLC97,396$1.58M0.00%+70,825+266.5%Added
Deutsche Bank AG97,257$1.58M0.00%+6,817+7.5%Added
Susquehanna Portfolio Strategies, LLC95,457$1.55M0.11%00.0%Unchanged
Millennium Management LLC95,142$1.54M0.00%−149,218−61.1%Reduced
New York State Teachers Retirement System93,750$1.52M0.00%−5,600−5.6%Reduced
Quantbot Technologies LP93,237$1.51M0.06%+93,237New
Algert Global LLC88,008$1.43M0.04%−77,228−46.7%Reduced
Gsa Capital Partners LLP82,324$1.34M0.10%−41,612−33.6%Reduced
State of Wisconsin Investment Board76,595$1.24M0.00%+13,300+21.0%Added
Man Group plc76,139$1.24M0.00%−49,188−39.2%Reduced
Winton Group Ltd73,471$1.19M0.08%+11,328+18.2%Added
Alliancebernstein L.P.72,180$1.17M0.00%+2,539+3.6%Added
Citigroup Inc66,179$1.07M0.00%+29,876+82.3%Added
Intech Investment Management LLC63,974$1.04M0.01%+29,326+84.6%Added
Aldebaran Capital, LLC63,430$1.03M0.94%00.0%Unchanged
CoreCommodity Management, LLC61,354$995.8K0.18%+61,354New
Norges Bank59,321$962.8K0.00%−109,470−64.9%Reduced
Boothbay Fund Management, LLC56,610$918.8K0.03%+56,610New
Bridgeway Capital Management, LLC55,316$897.8K0.02%+2,814+5.4%Added
Empowered Funds, LLC55,316$897.8K0.01%+2,814+5.4%Added
Prudential Financial Inc54,157$879.0K0.00%−2,100−3.7%Reduced
Great West Life Assurance Co53,001$860.0K0.00%00.0%Unchanged
Point72 Asset Management, L.P.52,800$856.9K0.00%+52,800New
California State Teachers Retirement System52,383$850.2K0.00%−1,513−2.8%Reduced
Russell Investments Group, Ltd.51,661$838.5K0.00%+30,005+138.6%Added
Steamboat Capital Partners, LLC48,987$795.1K0.25%−118,078−70.7%Reduced
HSBC Holdings PLC48,616$783.2K0.00%+8,523+21.3%Added
Jennison Associates LLC47,255$766.9K0.00%+20,710+78.0%Added
Prelude Capital Management, LLC44,080$715.4K0.06%+28,950+191.3%Added
Thrivent Financial for Lutherans40,804$662.0K0.00%−2,291−5.3%Reduced
HITE Hedge Asset Management LLC39,705$644.4K0.07%+39,705New
Squarepoint Ops LLC35,321$573.3K0.00%+35,321New
Price T Rowe Associates Inc34,450$560.0K0.00%+687+2.0%Added
Centiva Capital, LP34,463$559.3K0.03%+34,463New
Franklin Resources Inc30,115$524.3K0.00%+2,198+7.9%Added
Illinois Municipal Retirement Fund30,277$491.4K0.01%−3,551−10.5%Reduced
Corebridge Financial, Inc.30,269$491.3K0.00%−316−1.0%Reduced
State of Alaska, Department of Revenue29,652$481.0K0.01%−827−2.7%Reduced
Cerity Partners LLC29,441$477.8K0.00%+13,263+82.0%Added
MetLife Investment Management29,358$476.5K0.00%00.0%Unchanged
SG Americas Securities, LLC29,245$475.0K0.00%+29,245New
Aquatic Capital Management LLC28,500$462.6K0.01%+28,500New