Century Aluminum CompanyCENX

13F holders, Q2 2025 (June 30)
221holders +3
43new positions
37sold out
7famous investors
$18.02avg. 13F price*

At the end of Q2 2025, 221 institutions reported holding Century Aluminum Company (CENX) in their 13F filings, up 3 from Q1 2025. 43 opened new positions and 37 sold out. The largest holders were Glencore plc ($721.8M), BlackRock, Inc. ($183.1M) and Vanguard Group Inc. ($104.0M). 7 famous investors held it, including Ken Griffin (0.0% of Citadel Advisors's portfolio), Israel Englander (0.0% of Millennium Management's portfolio) and Ken Fisher (0.0% of Fisher Asset Management's portfolio).

Company
Century Aluminum Company
CUSIP
156431108
Latest filing quarter
Q2 2026

History

Number of 13F holders

0100200300400500 Q1 2024: 180Q1 2024Q2 2024: 191Q2 2024Q3 2024: 197Q3 2024Q4 2024: 222Q4 2024Q1 2025: 218Q1 2025Q2 2025: 221Q2 2025Q3 2025: 255Q3 2025Q4 2025: 326Q4 2025Q1 2026: 387Q1 2026Q2 2026: 415Q2 2026

Total Exit/New Position Q1 2025 → Q2 2025

InstitutionsTotal Value
New Positions43$41.6M
Exits37$60.3M

All 13F filers, Q1 2025 → Q2 2025: 10,920,943 shares bought and 7,509,794 shares sold, net +3,411,149 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 221 holders

Glencore plc 85.65% Add +0.0% 40,054,508 $721.8M
BlackRock, Inc. 0.00% Add +2.7% 10,159,276 $183.1M
Vanguard Group Inc. 0.00% Add +1.0% 5,769,880 $104.0M
State Street Corp. 0.00% Add +13.2% 3,665,546 $66.1M
Dimensional Fund Advisors LP 0.01% Add +8.3% 3,071,984 $55.4M
Citadel Advisors 0.03% Reduce -3.2% 1,922,657 $34.6M
Boston Partners 0.03% Add +340.1% 1,733,668 $31.2M
Wexford Capital LP 7.43% Add +26.4% 1,477,817 $26.6M
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.05% Reduce -2.3% 1,429,402 $25.8M
Sourcerock Group LLC 1.34% Add +612.0% 1,424,088 $25.7M
Geode Capital Management, LLC 0.00% Add +0.5% 1,300,691 $23.4M
Woodline Partners LP 0.12% Add +23.9% 1,289,491 $23.2M
Fisher Asset Management 0.01% Reduce -19.6% 1,063,585 $19.2M
Bank of America Corp. 0.00% Add +59.2% 1,002,397 $18.1M
Wellington Management Group LLP 0.00% Add +41.5% 981,602 $17.7M
Morgan Stanley 0.00% Reduce -25.3% 847,969 $15.3M
Impala Asset Management LLC 9.17% Reduce -13.8% 803,894 $14.5M
Mountaineer Partners Management, LLC 8.40% Add +10.3% 705,150 $12.7M
Charles Schwab Investment Management Inc. 0.00% Add +2.6% 551,583 $9.9M
UBS Group AG 0.00% Add +19.7% 543,549 $9.8M
Voloridge Investment Management, LLC 0.04% Add +305.7% 541,555 $9.8M
Qube Research & Technologies Ltd 0.01% Add +155.5% 541,111 $9.8M
Invesco Ltd. 0.00% Reduce -42.6% 537,466 $9.7M
Marshall Wace, LLP 0.01% New 521,608 $9.4M
Millennium Management 0.01% Add +1416.3% 512,517 $9.2M
Northern Trust Corp. 0.00% Reduce -3.5% 508,364 $9.2M
South Dakota Investment Council 0.15% Add +57.3% 438,419 $7.9M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% Add +209.7% 383,996 $6.9M
Bank of New York Mellon Corp 0.00% Add +0.2% 343,584 $6.2M
First Eagle Investment Management, LLC 0.01% Reduce -7.4% 338,056 $6.1M
Icon Advisers Inc. 1.35% New 325,200 $5.9M
Adage Capital Partners Gp, L.L.C. 0.01% Add +13.7% 290,000 $5.2M
Verition Fund Management LLC 0.03% Add +728.0% 284,433 $5.1M
Royal Bank of Canada 0.00% Add +2343.7% 283,976 $5.1M
D. E. Shaw & Co. 0.01% Add +846.7% 268,668 $4.8M
CSM Advisors, LLC 0.14% New 261,953 $4.7M
Principal Financial Group Inc. 0.00% Reduce -20.7% 259,211 $4.7M
Squarepoint Ops LLC 0.01% Add +139.8% 252,331 $4.5M
Russell Investments Group, Ltd. 0.01% Add +93.5% 250,325 $4.5M
Balyasny Asset Management L.P. 0.01% Add +38.1% 247,106 $4.5M
Bastion Asset Management Inc. 1.99% Add +48.4% 239,486 $4.3M
Monaco Asset Management SAM 1.57% Add +67.3% 230,000 $4.1M
Goldman Sachs Group Inc. 0.00% Reduce -40.8% 224,714 $4.0M
Thomist Capital Management, LP 2.41% Add +489.0% 221,746 $4.0M
Congress Asset Management Co. 0.03% Reduce -0.0% 216,924 $3.9M
CoreCommodity Management, LLC 0.60% Add +47.1% 203,908 $3.7M
State of Wisconsin Investment Board 0.01% Add +34.1% 203,588 $3.7M
Assenagon Asset Management S.A. 0.01% Reduce -32.5% 200,899 $3.6M
Cohen & Steers, Inc. 0.01% Reduce -3.1% 195,963 $3.5M
Hartree Partners, LP 1.00% New 195,227 $3.5M
Steamboat Capital Partners, LLC 0.99% Reduce -1.8% 191,381 $3.4M
Jacobs Levy Equity Management, Inc. 0.01% Reduce -4.3% 190,674 $3.4M
Soviero Asset Management, LP 2.51% New 190,000 $3.4M
Public Sector Pension Investment Board 0.01% Add +8.1% 178,097 $3.2M
American Century Companies Inc. 0.00% Add +13.7% 155,934 $2.8M
Renaissance Technologies 0.00% New 155,599 $2.8M
Jane Street Group, LLC 0.00% Reduce -20.8% 154,606 $2.8M
ANTIPODES PARTNERS Ltd 0.09% New 153,131 $2.8M
Rhumbline Advisers 0.00% Add +3.3% 147,135 $2.7M
JPMorgan Chase & Co. 0.00% Add +7.1% 147,046 $2.6M
SummitTX Capital, L.P. 0.11% Reduce -27.7% 143,072 $2.6M
Legal & General Group Plc 0.00% Add +3.3% 132,443 $2.4M
Ameriprise Financial Inc. 0.00% Reduce -7.8% 130,180 $2.3M
Raymond James Financial Inc. 0.00% Add +20.3% 123,415 $2.2M
Nuveen, LLC 0.00% Reduce -85.0% 118,806 $2.1M
Wells Fargo & Company 0.00% Add +4.3% 115,166 $2.1M
BNP Paribas Financial Markets 0.00% Add +17.5% 113,964 $2.1M
Swiss National Bank 0.00% Reduce -2.0% 105,750 $1.9M
Barclays PLC 0.00% Add +10.9% 104,765 $1.9M
Encompass Capital Advisors LLC 0.08% Reduce -86.1% 104,535 $1.9M
LMR Partners LLP 0.04% Reduce -21.2% 104,000 $1.9M
Deutsche Bank AG 0.00% Reduce -6.2% 100,353 $1.8M
Intech Investment Management LLC 0.02% Reduce -26.6% 99,163 $1.8M
Prudential Financial Inc. 0.00% Reduce -32.9% 98,187 $1.8M
Victory Capital Management Inc. 0.00% Add +58.6% 97,926 $1.8M
Brevan Howard Capital Management LP 0.02% Add +358.6% 85,302 $1.5M
WINTON GROUP Ltd 0.08% Reduce -1.2% 84,497 $1.5M
Two Sigma Investments, LP 0.00% Reduce -57.5% 81,785 $1.5M
New York State Teachers Retirement System 0.00% Reduce -13.2% 81,728 $1.5M
State of Wyoming 0.17% New 77,469 $1.4M
Lighthouse Investment Partners, LLC 0.06% Add +5.2% 73,612 $1.3M
Boothbay Fund Management, LLC 0.04% Add +568.6% 71,937 $1.3M
Alliancebernstein L.P. 0.00% Add +17.5% 70,700 $1.3M
Jump Financial, LLC 0.01% New 64,895 $1.2M
Susquehanna International Group, LLP 0.00% Reduce -14.9% 63,691 $1.1M
Aldebaran Capital, LLC 1.09% Reduce -0.2% 61,185 $1.1M
Lombard Odier Asset Management (USA) Corp 0.34% Reduce -4.3% 60,411 $1.1M
AQR Capital Management 0.00% Add +40.2% 54,667 $985K
Algert Global LLC 0.02% Reduce -71.9% 53,493 $964K
HSBC Holdings PLC 0.00% Add +106.6% 52,399 $947K
Dynamic Technology Lab Private Ltd 0.12% New 48,600 $876K
CANADA LIFE ASSURANCE Co 0.00% Add +8.2% 48,209 $869K
California State Teachers Retirement System 0.00% Reduce -7.4% 47,972 $864K
T. Rowe Price Associates Inc. 0.00% Add +4.4% 46,509 $839K
Citigroup Inc. 0.00% Reduce -45.3% 46,033 $830K
Jennison Associates LLC 0.00% Reduce -4.0% 45,172 $814K
Franklin Resources Inc. 0.00% Reduce -1.7% 44,924 $810K
Centiva Capital, LP 0.05% Add +22.0% 44,654 $805K
Quantbot Technologies LP 0.02% Reduce -65.8% 41,380 $746K
Bank of Montreal 0.00% Reduce -76.7% 40,159 $724K
Teacher Retirement System of Texas 0.00% Add +18.6% 39,630 $714K
ExodusPoint Capital Management, LP 0.01% New 39,410 $710K
Thrivent Financial for Lutherans 0.00% Add +0.7% 38,420 $692K
Fox Run Management, L.L.C. 0.11% New 35,546 $641K
Orion Resource Partners LP 0.11% Add +204.8% 34,147 $615K
HRT Financial LP 0.00% Reduce -32.4% 31,497 $567K
MetLife Investment Management, LLC 0.00% Reduce -0.9% 31,298 $564K
State of Alaska, Department of Revenue 0.01% Add +8.1% 31,124 $560K
Perennial Advisors, LLC 0.10% No change 29,368 $529K
Gsa Capital Partners LLP 0.04% Reduce -71.3% 27,780 $501K
Versor Investments LP 0.09% Reduce -7.5% 27,666 $499K
VIRGINIA RETIREMENT SYSTEMS ET Al 0.00% Reduce -1.1% 26,400 $476K
Two Sigma Securities, LLC 0.06% New 25,943 $467K
Three Seasons Wealth, LLC 0.05% New 25,036 $451K
Louisiana State Employees Retirement System 0.01% Reduce -0.4% 24,400 $440K
Cambria Investment Management, L.P. 0.03% Reduce -2.7% 23,875 $430K
Polymer Capital Management (US) LLC 0.07% Reduce -8.6% 23,500 $423K
State Board of Administration of Florida Retirement System 0.00% No change 23,219 $418K
Janus Henderson Group PLC 0.00% No change 22,906 $413K
Illinois Municipal Retirement Fund 0.01% Reduce -12.1% 22,715 $409K
Federated Hermes, Inc. 0.00% Reduce -65.7% 22,454 $405K
Numerai GP LLC 0.06% New 21,525 $388K
Park Avenue Securities LLC 0.00% Add +1.1% 21,125 $381K
Sei Investments Co. 0.00% Reduce -11.3% 20,926 $377K
Hodges Capital Management Inc. 0.03% No change 20,000 $360K
Campbell & CO Investment Adviser LLC 0.02% Reduce -63.1% 19,859 $358K
Manufacturers Life Insurance Company, The 0.00% Add +1.5% 19,488 $351K
Yousif Capital Management, LLC 0.00% Reduce -0.3% 19,387 $349K
Natixis Advisors, LLC 0.00% Add +9.0% 19,060 $343K
111 Capital 0.06% New 18,909 $341K
Comerica Bank 0.00% Reduce -0.5% 18,848 $340K
Sanctuary Advisors, LLC 0.00% Reduce -68.1% 18,465 $333K
Teachers Retirement System of the State of Kentucky 0.00% No change 17,936 $323K
Integrated Wealth Concepts LLC 0.00% Add +2.0% 17,642 $318K
Osaic Holdings, Inc. 0.00% Add +6.8% 16,772 $302K
Gotham Asset Management 0.00% New 16,647 $300K
Arizona State Retirement System 0.00% Add +1.3% 16,151 $291K
New York State Common Retirement Fund 0.00% Reduce -95.7% 15,344 $276K
Maryland State Retirement & Pension System 0.01% No change 15,181 $274K
Headlands Technologies LLC 0.03% Add +89.2% 14,996 $270K
Amalgamated Bank 0.00% No change 14,828 $267K
Callan Family Office, LLC 0.01% New 14,706 $265K
Cambridge Investment Research Advisors, Inc. 0.00% Reduce -65.0% 14,556 $262K
Voya Investment Management LLC 0.00% Add +1.0% 14,370 $259K
Neuberger Berman Group LLC 0.00% Add +29.0% 13,977 $252K
iSAM Funds (UK) Ltd 0.05% New 13,754 $248K
Commonwealth of Pennsylvania Public School Empls Retrmt SYS 0.00% Add +7.9% 13,415 $242K
Aberdeen Group plc 0.00% New 13,044 $235K
State of Tennessee, Department of Treasury 0.00% Reduce -44.7% 12,620 $227K
Lido Advisors, LLC 0.00% New 12,574 $227K
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% Reduce -44.0% 12,571 $227K
Tower Research Capital LLC (TRC) 0.01% Add +963.7% 12,094 $218K
Oregon Public Employees Retirement Fund 0.00% Add +0.8% 12,002 $216K
Police & Firemen's Retirement System of New Jersey 0.00% No change 11,945 $215K
Aigen Investment Management, LP 0.03% New 11,792 $212K
HighTower Advisors, LLC 0.00% New 11,759 $212K
ProShare Advisors LLC 0.00% Reduce -6.0% 11,666 $210K
XTX Topco Ltd 0.01% New 11,466 $207K
Vanguard Personalized Indexing Management, LLC 0.00% New 11,257 $203K
Atria Wealth Solutions, Inc. 0.00% New 11,249 $203K
AlphaQuest LLC 0.02% Add +57.1% 10,950 $197K
KLP Kapitalforvaltning As 0.00% No change 10,900 $196K
LPL Financial LLC 0.00% Reduce -10.6% 10,569 $190K
Covestor Ltd 0.11% Add +203.5% 10,283 $185K
SG Americas Securities, LLC 0.00% Reduce -54.4% 9,640 $174K
Bayforest Capital Ltd 0.05% New 6,883 $124K
FMR LLC 0.00% Add +1.0% 5,804 $105K
Ameritas Investment Partners, Inc. 0.00% No change 5,191 $94K
CoreCap Advisors, LLC 0.00% Reduce -11.2% 4,895 $88K
PNC Financial Services Group, Inc. 0.00% Add +12.9% 4,414 $80K
Simplex Trading, LLC 0.00% New 4,290 $77K
GAMMA Investing LLC 0.00% Reduce -21.9% 4,232 $76K
Summit Securities Group LLC 0.02% New 3,242 $58K
Brooklyn Investment Group 0.01% Add +1020.2% 2,879 $52K
Walleye Trading LLC 0.00% New 2,700 $49K
EverSource Wealth Advisors, LLC 0.00% Add +253.1% 1,822 $33K
Signaturefd, LLC 0.00% Add +2.4% 1,460 $26K
Farther Finance Advisors, LLC 0.00% Add +1291.8% 1,364 $25K
Cwm, LLC 0.00% Add +25.6% 1,260 $23K
Jones Financial Companies LLLP 0.00% Add +2312.2% 1,182 $21K
Aster Capital Management (DIFC) Ltd 0.00% Reduce -77.2% 1,182 $21K
Assetmark, Inc. 0.00% Add +60.4% 1,014 $18K
Huntington National Bank 0.00% No change 800 $14K
Caitong International Asset Management Co., Ltd 0.01% Reduce -80.5% 784 $14K
Smartleaf Asset Management LLC 0.00% Reduce -33.3% 698 $13K
Nisa Investment Advisors, LLC 0.00% Reduce -79.5% 682 $12K
MAI Capital Management 0.00% Add +41.0% 564 $10K
BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.00% New 574 $10K
Larson Financial Group LLC 0.00% Add +692.4% 523 $9K
Versant Capital Management, Inc 0.00% No change 508 $9K
US Bancorp \de 0.00% No change 414 $7K
Harbor Capital Advisors, Inc. 0.00% Reduce -4.7% 407 $7K
Hantz Financial Services, Inc. 0.00% New 365 $7K
Twin Peaks Wealth Advisors, LLC 0.00% New 245 $6K
Quarry LP 0.00% New 252 $5K
Sound Income Strategies, LLC 0.00% New 212 $4K
Optiver Holding B.V. 0.00% No change 212 $4K
UMB Bank, n.a. 0.00% Add +15.6% 208 $4K
Principal Securities, Inc. 0.00% New 200 $4K
Fifth Third Bancorp 0.00% Reduce -43.5% 197 $4K
Physician Wealth Advisors, Inc. 0.00% New 151 $3K
Rothschild Investment LLC 0.00% Add +25.0% 150 $3K
Fortitude Family Office, LLC 0.00% Add +785.7% 124 $2K
Sterling Capital Management LLC 0.00% Add +127.8% 123 $2K
MassMutual Private Wealth & Trust, FSB 0.00% Add +98.3% 117 $2K
NewEdge Advisors, LLC 0.00% Reduce -5.8% 114 $2K
Capital Advisors, Ltd. LLC 0.00% No change 107 $2K
SBI Securities Co., Ltd. 0.00% Add +16.7% 70 $1K
Clearstead Advisors, LLC 0.00% New 57 $1K
Arax Advisory Partners 0.00% Reduce -32.9% 57 $1K
Bessemer Group Inc. 0.00% Reduce -78.8% 78 $1K
Parkside Financial Bank & Trust 0.00% Add +333.3% 52 $938
Riggs Asset Managment Co. Inc. 0.00% No change 38 $685
NewSquare Capital LLC 0.00% New 36 $649
Parallel Advisors, LLC 0.00% Reduce -26.5% 36 $649
Farmers & Merchants Investments Inc. 0.00% No change 33 $595
Clearstead Trust, LLC 0.00% New 30 $541
Annis Gardner Whiting Capital Advisors, LLC 0.00% New 19 $343
Wilmington Savings Fund Society, FSB 0.00% No change 14 $252
True Wealth Design, LLC 0.00% New 7 $127
Global Retirement Partners, LLC 0.00% — 6 $108

"% of holder's portfolio" is CENX's weight in each manager's 13F, not the share of Century Aluminum Company the manager owns.