Form4insider filings, from the source

Insider · CIK 0001493775

Andrew G Michelmore

Files at: CENX. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $39k · 1sales $0 · 0net $39k
$10k$10k$100k$100k$1M$1MbuyssalesOct 28Oct 28Oct 28Oct 29Oct 29Oct 29Oct 30

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jun 15, 2026 AFForm 4 →Jun 17, 4:41 pm EDTCENTURY ALUMINUM COCENX2,824$54.55$35,56790,609—
Oct 29, 2018 PForm 4 →Oct 31, 4:05 pm EDTCENTURY ALUMINUM COCENX5,000$7.87$39,35026,548+23.2% plan?
Sep 17, 2018 AFForm 4 →Sep 19, 5:46 pm EDTCENTURY ALUMINUM COCENX7,651$11.78$20,80321,548— plan?
Aug 31, 2015 FForm 4 →Sep 2, 4:24 pm EDTCENTURY ALUMINUM COCENX2,419$5.60$13,54627,429— plan?

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.