Summary
Updated Aug 30, 2026
Andrew G. Michelmore is Director of CENTURY ALUMINUM CO (CENX). 1 SEC Form 4 filing on record, dated 17 June 2026.
Recent Transactions
2Every recent SEC Form 4 transaction Andrew G. Michelmore has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Andrew G. Michelmore files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- GLENCORE INTERNATIONAL AG - $599.06M of CENX open-market activity in the last 12 months
- Jesse E. Gary - $15.55M of CENX open-market activity in the last 12 months
- John Dezee - $3.35M of CENX open-market activity in the last 12 months
- Gunnar Gudlaugsson - $2.33M of CENX open-market activity in the last 12 months
- Kenneth L. Calloway - $1.50M of CENX open-market activity in the last 12 months
- Agust F. Hafberg - $1.44M of CENX open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Andrew G. Michelmore?
Andrew G. Michelmore is a corporate insider, tracked as Director of CENTURY ALUMINUM CO (CENX). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Andrew G. Michelmore submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Andrew G. Michelmore's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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