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CENX Insider Trading

Insider Ownership Percentage: 0.84%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $21,392,729.28

Century Aluminum Insider Trading History Chart

This chart shows the insider buying and selling history at Century Aluminum by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Century Aluminum Share Price & Price History

Current Price: $65.05
Price Change: +0.30 (1.20%)
As of 05/22/2026 04:00 PM ET

This chart shows the closing price history over time for CENX up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Century Aluminum Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
3/16/2026Jesse E GaryCEOSell150,000$55.47$8,320,500.00142,580View SEC Filing Icon  
3/11/2026Robert F. HoffmanCAOSell10,529$56.51$594,993.7956,643View SEC Filing Icon  
3/4/2026Robert F. HoffmanCAOSell10,000$56.33$563,300.0067,172View SEC Filing Icon  
3/3/2026Matt AboudSVPSell2,971$52.67$156,482.5764,843View SEC Filing Icon  
3/2/2026Matt AboudSVPSell12,126$52.50$636,615.0067,814View SEC Filing Icon  
2/23/2026John DezeeEVPSell66,000$50.72$3,347,520.0097,647View SEC Filing Icon  
1/23/2026Jesse E GaryCEOSell150,000$48.19$7,228,500.00292,580View SEC Filing Icon  
9/26/2025Agust F HafbergSVPSell9,493$27.91$264,949.6355,260View SEC Filing Icon  
8/12/2025Matt AboudSVPSell12,027$23.27$279,868.2962,589View SEC Filing Icon  
3/14/2025Robert F. HoffmanCAOSell2,500$19.99$49,975.0064,083View SEC Filing Icon  
12/26/2024Jesse E GaryCEOSell29,243$18.97$554,739.7150,753View SEC Filing Icon  
6/26/2024Jesse E GaryCEOSell60,000$16.21$972,600.0062,447View SEC Filing Icon  
12/26/2023Jesse E GaryCEOSell70,000$12.59$881,300.00144,605View SEC Filing Icon  
12/20/2023Robert F. HoffmanCAOSell3,000$12.00$36,000.0047,553View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Century Aluminum (NASDAQ:CENX)

61.59% of Century Aluminum stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at CENX by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Century Aluminum Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/22/2026Segall Bryant & Hamill LLC72,085$4.23M0.1%-27.6%0.073%Search for SEC Filing on Google Icon
5/19/2026Bank of America Corp DE608,794$35.73M0.0%+98.0%0.615%Search for SEC Filing on Google Icon
5/19/2026Edgestream Partners L.P.105,739$6.21M0.2%-32.8%0.107%Search for SEC Filing on Google Icon
5/19/2026South Dakota Investment Council30,487$1.79M0.0%-90.4%0.031%Search for SEC Filing on Google Icon
5/18/2026EverSource Wealth Advisors LLC1,419$83K0.0%+26.5%0.001%Search for SEC Filing on Google Icon
5/18/2026California State Teachers Retirement System63,944$3.75M0.0%+24.8%0.065%Search for SEC Filing on Google Icon
5/18/2026Royal Bank of Canada27,802$1.63M0.0%-25.2%0.028%Search for SEC Filing on Google Icon
5/18/2026Rokos Capital Management LLP436,688$25.64M0.2%N/A0.441%Search for SEC Filing on Google Icon
5/18/2026Empowered Funds LLC6,880$0.40M0.0%-83.4%0.007%Search for SEC Filing on Google Icon
5/18/2026Encompass Capital Advisors LLC1,551,362$91.05M2.7%+210.4%1.568%Search for SEC Filing on Google Icon
5/16/2026The Manufacturers Life Insurance Company 27,920$1.64M0.0%+8.7%0.028%Search for SEC Filing on Google Icon
5/16/2026Quantinno Capital Management LP12,996$0.76M0.0%+25.0%0.013%Search for SEC Filing on Google Icon
5/16/2026SummitTX Capital L.P.57,074$3.35M0.1%N/A0.058%Search for SEC Filing on Google Icon
5/15/2026Entropy Technologies LP14,589$0.86M0.0%-45.9%0.015%Search for SEC Filing on Google Icon
5/14/2026Healthcare of Ontario Pension Plan Trust Fund184,061$10.80M0.0%+219.6%0.186%Search for SEC Filing on Google Icon
5/14/2026Renaissance Technologies LLC139,499$8.19M0.0%+18.2%0.141%Search for SEC Filing on Google Icon
5/14/2026Caxton Associates LLP88,690$5.21M0.1%-12.6%0.090%Search for SEC Filing on Google Icon
5/14/2026Systematic Financial Management LP157,722$9.26M0.2%-5.3%0.159%Search for SEC Filing on Google Icon
5/14/2026Sei Investments Co.54,162$3.18M0.0%+2.5%0.055%Search for SEC Filing on Google Icon
5/14/2026Lido Advisors LLC13,091$0.77M0.0%+1.4%0.013%Search for SEC Filing on Google Icon
5/14/2026State of Wyoming43,532$2.56M0.3%-23.5%0.044%Search for SEC Filing on Google Icon
5/13/2026Cetera Investment Advisers43,612$2.56M0.0%+510.6%0.044%Search for SEC Filing on Google Icon
5/13/2026Icon Advisers Inc. Co.173,200$10.17M2.3%-28.4%0.175%Search for SEC Filing on Google Icon
5/13/2026Impala Asset Management LLC975,000$57.22M26.7%+13.7%0.985%Search for SEC Filing on Google Icon
5/13/2026First Trust Advisors LP65,666$3.85M0.0%-32.6%0.066%Search for SEC Filing on Google Icon
5/12/2026Himension Capital Singapore PTE. LTD.15,276$0.90M0.1%-39.5%0.015%Search for SEC Filing on Google Icon
5/8/2026PNC Financial Services Group Inc.5,090$0.30M0.0%-5.3%0.005%Search for SEC Filing on Google Icon
5/8/2026Summit Global Investments7,866$0.46M0.0%+3.2%0.008%Search for SEC Filing on Google Icon
5/7/2026Hollencrest Capital Management500$29K0.0%N/A0.001%Search for SEC Filing on Google Icon
5/7/2026Meeder Asset Management Inc.2,213$0.13M0.0%-50.7%0.002%Search for SEC Filing on Google Icon
5/7/2026Dimensional Fund Advisors LP2,190,922$128.55M0.0%-20.8%2.214%Search for SEC Filing on Google Icon
5/7/2026KBC Group NV2,199$0.13M0.0%N/A0.002%Search for SEC Filing on Google Icon
5/6/2026Allspring Global Investments Holdings LLC562,030$35.70M0.1%+23.3%0.568%Search for SEC Filing on Google Icon
5/5/2026Bank of New York Mellon Corp335,864$19.71M0.0%+0.1%0.339%Search for SEC Filing on Google Icon
5/5/2026Illinois Municipal Retirement Fund24,204$1.42M0.0%-15.2%0.024%Search for SEC Filing on Google Icon
5/5/2026Sigma Planning Corp22,158$1.30M0.0%-30.5%0.022%Search for SEC Filing on Google Icon
5/4/2026Principal Financial Group Inc.260,426$15.28M0.0%-35.0%0.263%Search for SEC Filing on Google Icon
5/4/2026Teachers Retirement System of The State of Kentucky26,898$1.58M0.0%+102.8%0.027%Search for SEC Filing on Google Icon
5/1/2026Fifth Third Bancorp14,248$0.84M0.0%+6,620.8%0.014%Search for SEC Filing on Google Icon
5/1/2026Sequoia Financial Advisors LLC5,750$0.34M0.0%N/A0.006%Search for SEC Filing on Google Icon
4/30/2026Hsbc Holdings PLC14,499$0.86M0.0%+23.6%0.015%Search for SEC Filing on Google Icon
4/30/2026Summit Securities Group LLC717$42K0.0%N/A0.001%Search for SEC Filing on Google Icon
4/28/2026Praxis Investment Management Inc.3,551$0.21M0.0%-54.2%0.004%Search for SEC Filing on Google Icon
4/27/2026Moran Wealth Management LLC4,248$0.25M0.0%N/A0.004%Search for SEC Filing on Google Icon
4/27/2026Counterpoint Mutual Funds LLC11,586$0.68M0.1%N/A0.012%Search for SEC Filing on Google Icon
4/27/2026New York State Teachers Retirement System57,184$3.36M0.0%-29.6%0.058%Search for SEC Filing on Google Icon
4/27/2026Y Intercept Hong Kong Ltd90,400$5.31M0.1%-36.0%0.091%Search for SEC Filing on Google Icon
4/27/2026Glencore plc29,690,702$1.74B29.5%-17.5%30.000%Search for SEC Filing on Google Icon
4/27/2026Leonteq Securities AG1,144$67K0.0%N/A0.001%Search for SEC Filing on Google Icon
4/25/2026Strs Ohio800$47K0.0%N/A0.001%Search for SEC Filing on Google Icon
4/21/2026Louisiana State Employees Retirement System23,600$1.39M0.0%N/A0.024%Search for SEC Filing on Google Icon
4/20/2026OP Asset Management Ltd17,683$1.04M0.0%N/A0.018%Search for SEC Filing on Google Icon
4/20/2026Assenagon Asset Management S.A.1,830,324$107.42M0.2%+109.7%1.849%Search for SEC Filing on Google Icon
4/16/2026SG Americas Securities LLC13,528$0.79M0.0%-34.7%0.014%Search for SEC Filing on Google Icon
3/20/2026Hsbc Holdings PLC11,732$0.46M0.0%-52.9%0.012%Search for SEC Filing on Google Icon
2/23/2026Virtu Financial LLC28,614$1.12M0.0%N/A0.031%Search for SEC Filing on Google Icon
2/19/2026Invesco Ltd.629,412$24.66M0.0%-25.9%0.674%Search for SEC Filing on Google Icon
2/18/2026Beartown Capital Management LLC50,000$1.96M1.4%N/A0.054%Search for SEC Filing on Google Icon
2/18/2026Summit Global Investments7,625$0.30M0.0%N/A0.008%Search for SEC Filing on Google Icon
2/18/2026State of Tennessee Department of Treasury18,772$0.74M0.0%+48.7%0.020%Search for SEC Filing on Google Icon
2/18/2026EP Wealth Advisors LLC5,786$0.23M0.0%N/A0.006%Search for SEC Filing on Google Icon
2/18/2026Empowered Funds LLC41,560$1.63M0.0%N/A0.045%Search for SEC Filing on Google Icon
2/18/2026XTX Topco Ltd9,097$0.36M0.0%-54.6%0.010%Search for SEC Filing on Google Icon
2/18/2026Voloridge Investment Management LLC940,325$36.84M0.1%+18.0%1.007%Search for SEC Filing on Google Icon
2/18/2026Wellington Management Group LLP197,843$7.75M0.0%+1.9%0.212%Search for SEC Filing on Google Icon
2/18/2026Tudor Investment Corp ET AL365,857$14.33M0.0%N/A0.392%Search for SEC Filing on Google Icon
2/18/2026Polymer Capital Management US LLC30,000$1.18M0.1%+222.7%0.032%Search for SEC Filing on Google Icon
2/18/2026Quadrature Capital Ltd22,081$0.87M0.0%N/A0.024%Search for SEC Filing on Google Icon
2/18/2026Numerai GP LLC11,333$0.44M0.1%-66.7%0.012%Search for SEC Filing on Google Icon
2/18/2026Occudo Quantitative Strategies LP28,548$1.12M0.1%-22.3%0.031%Search for SEC Filing on Google Icon
2/18/2026Oxford Asset Management LLP9,615$0.38M0.2%-36.4%0.010%Search for SEC Filing on Google Icon
2/18/2026Encompass Capital Advisors LLC499,837$19.58M0.8%-38.4%0.536%Search for SEC Filing on Google Icon
2/18/2026Engineers Gate Manager LP49,524$1.94M0.0%-4.5%0.053%Search for SEC Filing on Google Icon
2/18/2026Boothbay Fund Management LLC147,795$5.79M0.1%+23.2%0.158%Search for SEC Filing on Google Icon
2/18/2026Aristeia Capital L.L.C.16,522$0.65M0.0%N/A0.018%Search for SEC Filing on Google Icon
2/17/2026Schonfeld Strategic Advisors LLC127,957$5.01M0.0%+188.5%0.137%Search for SEC Filing on Google Icon
2/17/2026Burkehill Global Management LP500,000$19.59M1.3%N/A0.536%Search for SEC Filing on Google Icon
2/17/2026AQR Capital Management LLC65,305$2.56M0.0%-1.2%0.070%Search for SEC Filing on Google Icon
2/17/2026Cetera Investment Advisers7,143$0.28M0.0%N/A0.008%Search for SEC Filing on Google Icon
2/17/2026Jain Global LLC9,591$0.38M0.0%N/A0.010%Search for SEC Filing on Google Icon
2/17/2026Trexquant Investment LP106,716$4.18M0.0%-43.6%0.114%Search for SEC Filing on Google Icon
2/17/2026Price T Rowe Associates Inc. MD51,725$2.03M0.0%+4.5%0.055%Search for SEC Filing on Google Icon
2/17/2026Steamboat Capital Partners LLC423,808$16.61M4.6%-10.2%0.454%Search for SEC Filing on Google Icon
2/17/2026Osaic Holdings Inc.16,275$0.64M0.0%-73.1%0.017%Search for SEC Filing on Google Icon
2/17/2026Himension Capital Singapore PTE. LTD.25,250$0.99M0.1%N/A0.027%Search for SEC Filing on Google Icon
2/17/2026Adage Capital Partners GP L.L.C.120,000$4.70M0.0%-59.3%0.129%Search for SEC Filing on Google Icon
2/17/2026Fort Baker Capital Management LP60,000$2.35M0.3%N/A0.064%Search for SEC Filing on Google Icon
2/17/2026Russell Investments Group Ltd.147,792$5.79M0.0%-42.7%0.158%Search for SEC Filing on Google Icon
2/17/2026Lombard Odier Asset Management USA Corp24,659$0.97M0.1%-67.8%0.026%Search for SEC Filing on Google Icon
2/17/2026Atom Investors LP83,374$3.27M0.3%N/A0.089%Search for SEC Filing on Google Icon
2/17/2026State of Wisconsin Investment Board173,939$6.82M0.0%+36.2%0.186%Search for SEC Filing on Google Icon
2/17/2026ExodusPoint Capital Management LP155,087$6.08M0.0%N/A0.166%Search for SEC Filing on Google Icon
2/17/2026Royal Bank of Canada37,189$1.46M0.0%-86.3%0.040%Search for SEC Filing on Google Icon
2/17/2026Graham Capital Management L.P.17,933$0.70M0.0%N/A0.019%Search for SEC Filing on Google Icon
2/16/2026Squarepoint Ops LLC37,219$1.46M0.0%-16.0%0.040%Search for SEC Filing on Google Icon
2/16/2026Verition Fund Management LLC54,280$2.13M0.0%-34.9%0.058%Search for SEC Filing on Google Icon
2/16/2026MML Investors Services LLC23,167$0.91M0.0%N/A0.025%Search for SEC Filing on Google Icon
2/16/2026Marnell Management LLC107,056$4.19M2.0%N/A0.115%Search for SEC Filing on Google Icon
2/16/2026Mountaineer Partners Management LLC608,475$23.84M13.3%-8.0%0.652%Search for SEC Filing on Google Icon
2/16/2026Nicholas Investment Partners LP290,960$11.40M0.8%N/A0.312%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Century Aluminum logo
Century Aluminum Company, together with its subsidiaries, engages in the production of standard-grade and value-added primary aluminum products in the United States and Iceland. It also owns and operates an alumina production facility in Iceland, and a carbon anode production facility in the Netherlands. The company was founded in 1995 and is headquartered in Chicago, Illinois.
Read More on Century Aluminum

Today's Range

Now: $65.05
Low: $59.95
High: $65.37

50 Day Range

MA: $59.57
Low: $46.48
High: $67.94

52 Week Range

Now: $65.05
Low: $15.13
High: $68.69

Volume

2,037,094 shs

Average Volume

1,490,933 shs

Market Capitalization

$6.44 billion

P/E Ratio

19.42

Dividend Yield

N/A

Beta

1.91

Who are the company insiders with the largest holdings of Century Aluminum?

Century Aluminum's top insider shareholders include:
  1. International Ag Glencore (Major Shareholder)
  2. Jesse E Gary (CEO)
  3. Jesse E Gary (COO)
  4. John Dezee (EVP)
  5. Matt Aboud (SVP)
  6. Robert F Hoffman (CAO)
  7. Agust F Hafberg (SVP)
  8. Michelle Lair (VP)
  9. Andrew G Michelmore (Director)
  10. Craig C Conti (CFO)
Learn More about top insider investors at Century Aluminum.

Who are the major institutional investors of Century Aluminum?

Century Aluminum's top institutional investors include:
  1. Glencore plc — 30.00%
  2. Dimensional Fund Advisors LP — 2.21%
  3. Assenagon Asset Management S.A. — 1.85%
  4. Encompass Capital Advisors LLC — 1.57%
  5. Impala Asset Management LLC — 0.99%
  6. Bank of America Corp DE — 0.62%
Learn More about top institutional investors of Century Aluminum stock.

Which institutional investors are selling Century Aluminum stock?

In the previous quarter, CENX stock was sold by these institutional investors:
  1. Glencore plc
  2. Dimensional Fund Advisors LP
  3. South Dakota Investment Council
  4. Principal Financial Group Inc.
  5. Icon Advisers Inc. Co.
  6. Edgestream Partners L.P.
  7. Y Intercept Hong Kong Ltd
  8. Empowered Funds LLC
In the previous year, company insiders that have sold Century Aluminum company stock include:
  1. International Ag Glencore (Major Shareholder)
  2. Jesse E Gary (CEO)
  3. John Dezee (EVP)
  4. Matt Aboud (SVP)
  5. Robert F Hoffman (CAO)
  6. Agust F Hafberg (SVP)
Learn More investors selling Century Aluminum stock.

Which institutional investors are buying Century Aluminum stock?

During the previous quarter, CENX stock was purchased by institutional investors including:
  1. Encompass Capital Advisors LLC
  2. Assenagon Asset Management S.A.
  3. Rokos Capital Management LLP
  4. Bank of America Corp DE
  5. Healthcare of Ontario Pension Plan Trust Fund
  6. Impala Asset Management LLC
  7. Allspring Global Investments Holdings LLC
  8. SummitTX Capital L.P.

Century Aluminum Active Insiders

Jesse E Gary
Jesse E Gary (Age 46)
CEO
2 recent trades
Robert F Hoffman
Robert F Hoffman
Senior Vice President, Chief Information Officer and Chief Accounting Officer
2 recent trades
Craig C Conti
Craig C Conti (Age 47)
CFO
John Dezee
John Dezee (Age 62)
EVP
1 recent trades
Matt Aboud
Matt Aboud (Age 50)
SVP
2 recent trades
Michelle Harrison (Age 49)
VP