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Century Aluminum Company shares owned by Sigma Planning

Quarter-by-quarter ownership of Century Aluminum Company (CENX) shares owned by Sigma Planning from 13F filings

Historical chart of Sigma Planning investment in Century Aluminum Company

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All positions including Century Aluminum Company held by Sigma Planning consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Century Aluminum Company by Sigma Planning

Quarter filed Position value Share count Share price at filing
2025-12-31 $1.2M 32k 39.18
2021-12-31 $705k 43k 16.57