Form4insider filings, from the source

SEC Form 4 · accession 0001144204-18-000370

CENTURY ALUMINUM CO · CENX

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owners
Glencore AG
10% Owner
Glencore plc
10% Owner
Period of report
Dec 31, 2017
Accepted (ET)
Jan 3, 2018 · 11:13 am EST
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0000949157

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Common StockF1,F2,F3Dec 31, 2017C93,479—A10,069,513D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Series A Convertible Preferred StockF2,F3—Dec 31, 2017C935D——Common Stock93,47974,364D

Explanation of responses