Form 4: Century Aluminum CEO Sells Shares via 10b5-1 Plan

Century Aluminum CEO Jesse Gary sold 150,000 shares of common stock for approximately $7.23 million through a pre-arranged trading plan.

Summary

• Jesse E. Gary, President and CEO of Century Aluminum Co. (CENX), reported transactions involving the company's common stock.
• On January 12, 2026, Gary transferred 314,611 shares from his direct ownership to a self-settled, revocable trust for estate planning purposes, for which he serves as trustee. This transfer was reported with a $0 price.
• Following this transfer, Gary's direct beneficial ownership was 277,227 shares, and the trust held 442,580 shares indirectly.
• On January 23, 2026, the trust sold 150,000 shares of common stock at a weighted average price of $48.19 per share.
• The sale was executed pursuant to a Rule 10b5-1 trading plan adopted by Gary on August 20, 2025.
• The sale generated approximately $7,228,500 (150,000 shares * $48.19) in proceeds.
• After the sale, the trust's indirect beneficial ownership decreased to 292,580 shares, resulting in a net decrease of 150,000 shares in Gary's total beneficial ownership.

Sentiment

Score: 5

Explanation: A neutral score as Form 4 filings primarily report factual insider transactions. While a sale by a CEO could be perceived negatively, it was executed under a pre-arranged 10b5-1 plan, which mitigates immediate negative sentiment as it's not a discretionary sale based on new material non-public information.

Future Outlook

NA

Industry Context

NA

Stakeholder Impact

• Shareholders: May interpret the CEO's sale as a signal, though the 10b5-1 plan suggests it's pre-planned and not based on new material non-public information.

Key Dates

Recommendation

The filing reports a pre-scheduled sale of shares by the CEO under a Rule 10b5-1 plan. While insider sales can sometimes be a negative signal, the existence of a 10b5-1 plan indicates the decision to sell was made in advance, not based on recent material non-public information. Therefore, this specific transaction alone does not provide a strong basis for a 'buy' or 'sell' recommendation, suggesting a 'hold' is appropriate until further company-specific or market-wide information becomes available.

Keywords

Century Aluminum, CENX, Jesse Gary, Insider Trading, Form 4, Stock Sale, 10b5-1 Plan, CEO, Aluminum Industry