CENX
CENTURY ALUMINUM CO · Manufacturing
Insiders sold $845K net in the last 90 days ·1 seller, 0 buyers· latest Form 4 filed Mar 27, 2026
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$625.3M
reported sales (SEC code S)
Unique Insiders
9
in the rolling window
Latest filing
Jun 17, 2026
Trpkovski Peter A
CENTURY ALUMINUM CO (CENX) has 26 SEC Form 4 filings (55 transaction rows) in the rolling window, disclosed by 9 distinct insiders. Most recent filing: Jun 17, 2026.
Inside the rolling window, 9 insiders at CENTURY ALUMINUM CO reported no open-market purchases and 13 open-market sales totaling $625.3M. Insiders have net sold $353.1M over the trailing 6 months. The most recent open-market filing is a sale of 16,739 shares by EVP, CFO Trpkovski Peter A, dated Mar 25, 2026, worth $845K.
- Industry:Aluminum
- CEO:Jesse E. Gary
- Employees:2,906
- HQ:Chicago, IL, US
- IPO:1996-03-29
| Source | |||||||
|---|---|---|---|---|---|---|---|
Trpkovski Peter AFirst filing | EVP, CFO | Sale | 16,739 | $845K | Mar 27 | -11.3% | SEC ↗ |
| President and CEO | Sale | 150,000 | $8.3M | Mar 17 | -22.0% | SEC ↗ | |
Calloway Kenneth LFirst filing | SVP, Human Resources | Sale | 18,000 | $1.0M | Mar 13 | -19.5% | SEC ↗ |
| SVP, IT and CAO | Sale | 10,529 | $595K | Mar 13 | -19.5% | SEC ↗ | |
Hoffman Robert FFirst filing | SVP, IT and CAO | Sale | 10,000 | $563K | Mar 6 | -18.0% | SEC ↗ |
Aboud MattFirst filing | SVP, Strategy & Business Dev't | Sale | 12,126 | $637K | Mar 4 | -17.6% | SEC ↗ |
Aboud MattFirst filing | SVP, Strategy & Business Dev't | Sale | 2,971 | $156K | Mar 4 | -17.6% | SEC ↗ |
GLENCORE INTERNATIONAL AGFirst in 4 months | 10% Owner | Sale | 6,315,245 | $326.8M | Mar 4 | -17.6% | SEC ↗ |
Hafberg Agust FFirst filing | SVP & Chief Commercial Officer | Sale | 22,884 | $1.2M | Mar 3 | -16.8% | SEC ↗ |
Gudlaugsson GunnarFirst filing | EVP - Global Operations | Sale | 43,000 | $2.3M | Feb 27 | -14.6% | SEC ↗ |
DeZee JohnFirst filing | EVP, GC and Secretary | Sale | 66,000 | $3.3M | Feb 25 | — | SEC ↗ |
Gary Jesse EFirst filing | President and CEO | Sale | 150,000 | $7.2M | Jan 23 | — | SEC ↗ |
GLENCORE INTERNATIONAL AGFirst filing | 10% Owner | Sale | 9,000,000 | $272.3M | Nov 13 | — | SEC ↗ |
Frequently asked questions
How many SEC Form 4 insider filings does CENX have?
CENTURY ALUMINUM CO (CENX) has 26 SEC Form 4 filings (55 transaction rows) in the rolling 365-day window, disclosed by 9 distinct insiders. Most recent filing: Jun 17, 2026.
When was the most recent SEC Form 4 filing for CENX?
The most recent Form 4 filing for CENX on Tracefour is dated Jun 17, 2026.
What is the net insider flow at CENX over the last 6 months?
Over the trailing 180 days, insiders at CENX have net sold $353.1M based on SEC Form 4 disclosures.
What is the total insider buy and sell value at CENX in the current window?
Inside the rolling window, insiders at CENX bought $0 and sold $625.3M based on SEC Form 4 filings.
Can I get alerts for CENX insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at CENTURY ALUMINUM CO (CENX). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
CENTURY ALUMINUM CO is in the Manufacturing sector.