CENX
Century Aluminum CoCompany with tickers: CENX
CIK
949157
CUSIP
156431108
Shares Outstanding
98,974,047
Price History
Institutional Holders
Short Volume
Short Interest
Fails to Deliver
Financials
SEC Filings
Earnings Calls
Insider Trades
Congressional Trades
Holders: 166
Total Value: $2,923,695,843
Total Shares: 49,815,913
Showing 1–100
of 168 holdings by value
· page 1 of 2
Institutional Ownership Trend
Holder Concentration
Across 166 13F filers · Δ vs Dec 31, 2025Top Holder
59.6%
+13.2 pts
Top 5
81.4%
+17.3 pts
Top 10
89.9%
+17.6 pts
HHI
3,707
Highly concentrated
+1,430
Quarterly Activity
vs Dec 31, 2025
New
164
Increased
2
Decreased
0
Sold Out
329
Unchanged
0
Holder count:
-165
Institutional value:
-35.3%
Shares held:
-56.8%
Top Buyers
vs Dec 31, 2025| Institution | Added | Now Holds |
|---|---|---|
| Mega HSBC HOLDINGS PLC | +2,767 | 14,499 |
| Small Essential Partners LLC | +1 | 22 |
Top Sellers
vs Dec 31, 2025No qualifying movers this quarter.
Top New Positions
vs Dec 31, 2025| Institution | Acquired | Value (USD) |
|---|---|---|
| Mid Glencore plc | 29,690,702 | $1,742,547,299 |
| Mega VANGUARD PORTFOLIO MANAGEMENT LLC | 4,241,557 | $248,936,980 |
| Mega VANGUARD CAPITAL MANAGEMENT LLC | 2,586,107 | $151,778,619 |
| Mega DIMENSIONAL FUND ADVISORS LP | 2,190,922 | $128,585,209 |
| Large Assenagon Asset Management S.A. | 1,830,324 | $107,421,715 |
Top Sold-Out Positions
vs Dec 31, 2025| Institution | Previously Held | Last Value (USD) |
|---|---|---|
| Mid Glencore plc | 53,511,894 | $2,096,596,006 |
| Mega BlackRock, Inc. | 9,484,567 | $371,605,329 |
| Mega STATE STREET CORP | 4,295,711 | $168,305,956 |
| Mid Sourcerock Group LLC | 3,621,984 | $141,909,333 |
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | 2,959,083 | $115,936,871 |
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Action | |
|---|---|---|---|---|---|---|---|---|
| Mid Glencore plc | $1,742,547,299 | 59.60% | 29,690,702 | Shares | Defined | 2026-04-27 | View | |
| Mega VANGUARD PORTFOLIO MANAGEMENT LLC | $248,936,980 | 8.51% | 4,241,557 | Shares | Defined | 2026-05-08 | View | |
| Mega VANGUARD CAPITAL MANAGEMENT LLC | $151,778,619 | 5.19% | 2,586,107 | Shares | Defined | 2026-05-08 | View | |
| Mega DIMENSIONAL FUND ADVISORS LP | $128,585,209 | 4.40% | 2,190,922 | Shares | Sole | 2026-05-07 | View | |
| Large Assenagon Asset Management S.A. | $107,421,715 | 3.67% | 1,830,324 | Shares | Sole | 2026-04-20 | View | |
| Mega UBS Group AG | $67,520,614 | 2.31% | 1,150,462 | Call | Defined | 2026-05-05 | View | |
| Mega Fisher Asset Management, LLC | $49,962,855 | 1.71% | 851,301 | Shares | Defined | 2026-05-05 | View | |
| Mega DEUTSCHE BANK AG\ | $35,098,086 | 1.20% | 598,025 | Shares | Defined | 2026-05-06 | View | |
| Mega UBS Group AG | $34,437,296 | 1.18% | 586,766 | Shares | Defined | 2026-05-05 | View | |
| Large Allspring Global Investments Holdings, LLC | $32,985,539 | 1.13% | 562,030 | Shares | Other | 2026-05-05 | View | |
| Large Jefferies Financial Group Inc. | $28,417,287 | 0.97% | 484,193 | Shares | Defined | 2026-05-08 | View | |
| Mega VANGUARD FIDUCIARY TRUST CO | $22,202,133 | 0.76% | 378,295 | Shares | Defined | 2026-05-08 | View | |
| Small Westend Capital Management, LLC | $22,189,104 | 0.76% | 378,073 | Shares | Sole | 2026-04-14 | View | |
| Mega Bank of New York Mellon Corp | $19,711,855 | 0.67% | 335,864 | Shares | Defined | 2026-05-05 | View | |
| Large Boston Partners | $18,187,796 | 0.62% | 309,896 | Shares | Defined | 2026-05-11 | View | |
| Mega Nuveen, LLC | $18,133,859 | 0.62% | 308,977 | Shares | Defined | 2026-04-30 | View | |
| Mid BW Gestao de Investimentos Ltda. | $18,121,007 | 0.62% | 308,758 | Shares | Sole | 2026-04-28 | View | |
| Small Drummond Knight Asset Management Pty Ltd | $16,497,289 | 0.56% | 281,092 | Shares | Sole | 2026-05-06 | View | |
| Mega PRINCIPAL FINANCIAL GROUP INC | $15,284,401 | 0.52% | 260,426 | Shares | Defined | 2026-05-04 | View | |
| Large CONGRESS ASSET MANAGEMENT CO | $14,874,100 | 0.51% | 253,435 | Shares | Sole | 2026-04-14 | View | |
| Mega WELLS FARGO & COMPANY/MN | $8,917,240 | 0.30% | 151,938 | Shares | Defined | 2026-05-11 | View | |
| Small Insight Wealth Strategies, LLC | $8,570,148 | 0.29% | 146,024 | Shares | Sole | 2026-04-10 | View | |
| Mega Legal & General Group Plc | $6,606,322 | 0.23% | 112,563 | Shares | Defined | 2026-05-08 | View | |
| Mega Swiss National Bank | $6,482,310 | 0.22% | 110,450 | Shares | Sole | 2026-05-07 | View | |
| Large BESSEMER GROUP INC | $6,015,489 | 0.21% | 102,496 | Shares | Defined | 2026-05-06 | View | |
| Mid Y-Intercept (Hong Kong) Ltd | $5,305,576 | 0.18% | 90,400 | Shares | Sole | 2026-04-27 | View | |
| Mega ENVESTNET ASSET MANAGEMENT INC | $4,860,823 | 0.17% | 82,822 | Shares | Sole | 2026-05-04 | View | |
| Mid SEGALL BRYANT & HAMILL, LLC | $4,230,668 | 0.14% | 72,085 | Shares | Sole | 2026-05-22 | View | |
| Large Russell Investments Group, Ltd. | $4,075,956 | 0.14% | 69,449 | Shares | Defined | 2026-05-08 | View | |
| Micro Aldebaran Capital, LLC | $3,378,783 | 0.12% | 57,570 | Shares | Sole | 2026-05-07 | View | |
| Large NEW YORK STATE TEACHERS RETIREMENT SYSTEM | $3,356,128 | 0.11% | 57,184 | Shares | Sole | 2026-04-27 | View | |
| Large FEDERATED HERMES, INC. | $3,180,763 | 0.11% | 54,196 | Shares | Defined | 2026-05-11 | View | |
| Mega VANGUARD ASSET MANAGEMENT, Ltd | $3,026,760 | 0.10% | 51,572 | Shares | Defined | 2026-05-08 | View | |
| Large NEW YORK STATE COMMON RETIREMENT FUND | $2,987,379 | 0.10% | 50,901 | Shares | Sole | 2026-05-06 | View | |
| Mid Caprock Group, LLC | $2,884,085 | 0.10% | 49,141 | Shares | Sole | 2026-05-11 | View | |
| Mega LPL Financial LLC | $2,679,257 | 0.09% | 45,651 | Shares | Sole | 2026-05-06 | View | |
| Large State of New Jersey Common Pension Fund D | $2,514,103 | 0.09% | 42,837 | Shares | Sole | 2026-05-05 | View | |
| Mid INTECH INVESTMENT MANAGEMENT LLC | $2,444,849 | 0.08% | 41,657 | Shares | Sole | 2026-05-08 | View | |
| Small SummerHaven Investment Management, LLC | $2,427,653 | 0.08% | 41,364 | Shares | Sole | 2026-04-24 | View | |
| Large Thrivent Financial for Lutherans | $2,084,316 | 0.07% | 35,514 | Shares | Sole | 2026-05-01 | View | |
| Mid State of Alaska, Department of Revenue | $1,746,790 | 0.06% | 29,763 | Shares | Sole | 2026-04-20 | View | |
| Mega CITIGROUP INC | $1,541,902 | 0.05% | 26,272 | Shares | Defined | 2026-05-11 | View | |
| Large Aberdeen Group plc | $1,501,935 | 0.05% | 25,591 | Shares | Defined | 2026-04-29 | View | |
| Mega Vanguard Global Advisers, LLC | $1,450,816 | 0.05% | 24,720 | Shares | Defined | 2026-05-08 | View | |
| Mid Illinois Municipal Retirement Fund | $1,420,532 | 0.05% | 24,204 | Shares | Sole | 2026-05-05 | View | |
| Mid Louisiana State Employees Retirement System | $1,385,084 | 0.05% | 23,600 | Shares | Sole | 2026-04-20 | View | |
| Small Riverwater Partners LLC | $1,329,328 | 0.05% | 22,650 | Shares | Sole | 2026-05-08 | View | |
| Mid Sigma Planning Corp | $1,300,453 | 0.04% | 22,158 | Shares | Sole | 2026-05-04 | View | |
| Large MML INVESTORS SERVICES, LLC | $1,216,526 | 0.04% | 20,728 | Shares | Defined | 2026-05-04 | View | |
| Large TRUIST FINANCIAL CORP | $1,214,120 | 0.04% | 20,687 | Shares | Defined | 2026-04-27 | View | |
| Mid Hodges Capital Management Inc. | $1,173,800 | 0.04% | 20,000 | Shares | Sole | 2026-04-28 | View | |
| Large STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM | $1,080,365 | 0.04% | 18,408 | Shares | Sole | 2026-05-08 | View | |
| Mid Concurrent Investment Advisors, LLC | $1,052,252 | 0.04% | 17,929 | Shares | Sole | 2026-04-21 | View | |
| Large ARIZONA STATE RETIREMENT SYSTEM | $902,769 | 0.03% | 15,382 | Shares | Sole | 2026-05-01 | View | |
| Large Police & Firemen's Retirement System of New Jersey | $900,539 | 0.03% | 15,344 | Shares | Defined | 2026-04-29 | View | |
| Large AMALGAMATED BANK | $898,367 | 0.03% | 15,307 | Shares | Sole | 2026-05-08 | View | |
| Small SHEETS SMITH WEALTH MANAGEMENT | $856,521 | 0.03% | 14,594 | Shares | Sole | 2026-04-16 | View | |
| Mega HSBC HOLDINGS PLC | $850,946 | 0.03% | 14,499 | Shares | Defined | 2026-04-30 | View | |
| Large LOS ANGELES CAPITAL MANAGEMENT LLC | $843,199 | 0.03% | 14,367 | Shares | Sole | 2026-05-08 | View | |
| Large FIFTH THIRD BANCORP | $836,215 | 0.03% | 14,248 | Shares | Defined | 2026-05-01 | View | |
| Mid YOUSIF CAPITAL MANAGEMENT, LLC | $833,867 | 0.03% | 14,208 | Shares | Sole | 2026-04-24 | View | |
| Mid ALLSTATE CORP | $796,423 | 0.03% | 13,570 | Shares | Sole | 2026-05-11 | View | |
| Large SG Americas Securities, LLC | $793,958 | 0.03% | 13,528 | Shares | Sole | 2026-04-16 | View | |
| Large Vanguard Investments Australia, Ltd. | $784,567 | 0.03% | 13,368 | Shares | Defined | 2026-05-08 | View | |
| Large COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS | $772,184 | 0.03% | 13,157 | Shares | Sole | 2026-05-01 | View | |
| Small Perennial Advisors, LLC | $755,222 | 0.03% | 12,868 | Shares | Sole | 2026-04-13 | View | |
| Mid IMC-Chicago, LLC | $744,189 | 0.03% | 12,680 | Shares | Sole | 2026-05-05 | View | |
| Large KLP KAPITALFORVALTNING AS | $727,756 | 0.02% | 12,400 | Shares | Sole | 2026-04-29 | View | |
| Mid OREGON PUBLIC EMPLOYEES RETIREMENT FUND | $713,846 | 0.02% | 12,163 | Shares | Sole | 2026-04-29 | View | |
| Small Counterpoint Mutual Funds LLC | $679,982 | 0.02% | 11,586 | Shares | Sole | 2026-04-27 | View | |
| Large COMMONWEALTH EQUITY SERVICES, LLC | $649,874 | 0.02% | 11,073 | Shares | Sole | 2026-04-27 | View | |
| Mid PARK AVENUE SECURITIES LLC | $645,531 | 0.02% | 10,999 | Shares | Sole | 2026-04-07 | View | |
| Mid GSA CAPITAL PARTNERS LLP | $625,048 | 0.02% | 10,650 | Shares | Sole | 2026-05-08 | View | |
| Small FCG Investment Co | $610,904 | 0.02% | 10,409 | Shares | Sole | 2026-04-09 | View | |
| Large Pictet Asset Management Holding SA | $562,661 | 0.02% | 9,587 | Shares | Sole | 2026-04-22 | View | |
| Large ProShare Advisors LLC | $517,176 | 0.02% | 8,812 | Shares | Sole | 2026-04-27 | View | |
| Small Caitong International Asset Management Co., Ltd | $469,813 | 0.02% | 8,005 | Shares | Sole | 2026-05-11 | View | |
| Large Walleye Trading LLC | $463,651 | 0.02% | 7,900 | Call | Sole | 2026-05-11 | View | |
| Small Summit Global Investments | $461,655 | 0.02% | 7,866 | Shares | Sole | 2026-05-07 | View | |
| Mid Maryland State Retirement & Pension System | $455,258 | 0.02% | 7,757 | Shares | Sole | 2026-05-04 | View | |
| Large HighTower Advisors, LLC | $445,633 | 0.02% | 7,593 | Shares | Sole | 2026-05-05 | View | |
| Mid Savant Capital, LLC | $399,209 | 0.01% | 6,802 | Shares | Sole | 2026-05-04 | View | |
| Mid Vise Technologies, Inc. | $388,293 | 0.01% | 6,616 | Shares | Sole | 2026-04-21 | View | |
| Mid HIGHLAND CAPITAL MANAGEMENT, LLC | $374,559 | 0.01% | 6,382 | Shares | Sole | 2026-04-13 | View | |
| Mid JOURNEY STRATEGIC WEALTH LLC | $372,505 | 0.01% | 6,347 | Shares | Sole | 2026-04-15 | View | |
| Small ANB BANK | $358,361 | 0.01% | 6,106 | Shares | Sole | 2026-05-06 | View | |
| Mid MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC | $357,363 | 0.01% | 6,089 | Shares | Sole | 2026-05-07 | View | |
| Small Everhart Financial Group, Inc. | $350,379 | 0.01% | 5,970 | Shares | Sole | 2026-04-09 | View | |
| Mid Brooklyn Investment Group | $349,851 | 0.01% | 5,961 | Shares | Defined | 2026-04-29 | View | |
| Mid Sequoia Financial Advisors, LLC | $337,467 | 0.01% | 5,750 | Shares | Sole | 2026-04-30 | View | |
| Mid PNC FINANCIAL SERVICES GROUP, INC. | $298,730 | 0.01% | 5,090 | Shares | Defined | 2026-05-08 | View | |
| Mid Belpointe Asset Management LLC | $298,145 | 0.01% | 5,080 | Shares | Sole | 2026-04-28 | View | |
| Micro Kraft, Davis & Associates, LLC | $296,854 | 0.01% | 5,058 | Shares | Sole | 2026-05-01 | View | |
| Mid Compagnie Lombard Odier SCmA | $266,452 | 0.01% | 4,540 | Shares | Defined | 2026-04-15 | View | |
| Mid Crossmark Global Holdings, Inc. | $262,402 | 0.01% | 4,471 | Shares | Sole | 2026-05-11 | View | |
| Mid GAMMA Investing LLC | $256,651 | 0.01% | 4,373 | Shares | Defined | 2026-04-06 | View | |
| Mid Moran Wealth Management, LLC | $249,315 | 0.01% | 4,248 | Shares | Sole | 2026-04-27 | View | |
| Large Cambridge Investment Research Advisors, Inc. | $229,419 | 0.01% | 3,909 | Shares | Sole | 2026-04-30 | View | |
| Small Madrona Financial Services, LLC | $215,979 | 0.01% | 3,680 | Shares | Sole | 2026-04-14 | View | |
| Mid PRAXIS INVESTMENT MANAGEMENT INC | $208,408 | 0.01% | 3,551 | Shares | Sole | 2026-04-28 | View | |
| No holders match your search. | ||||||||