CENTURY ALUMINUM CO (CENX) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

Low Risk
Limited dilution potential
Last updated: May 07, 2026

Risk Assessment Details

Potential Dilution: 0.0% of current shares
Recent Dilution: 6.76% (2 years)
Historical Dilution Factor: minimal recent dilution
Outstanding Shares
99M
Potential Supply
0
Additional shares possible
Splits
None
Past 2 years

Summary

CENX currently has 99M outstanding shares. with minimal authorized share overhang for future dilution. The company has minimally diluted shareholders by 6.76% over the past 2 years.

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
May 07, 2026

10-Q filing | 99.0M shares outstanding

99M 0
Nov 06, 2025

10-Q filing | 93.3M shares outstanding

93M 0
Aug 07, 2025

10-Q filing | 93.3M shares outstanding

93M 0
May 08, 2025

10-Q filing | 93.3M shares outstanding

93M 0
Mar 03, 2025

10-K filing | 92.8M shares outstanding

93M 0
Aug 08, 2024

10-Q filing | 92.7M shares outstanding

93M 0
May 01, 2024

10-Q filing | 92.7M shares outstanding

93M 0
Mar 15, 2024

10-K filing | 92.4M shares outstanding

92M 0
Nov 08, 2023

10-Q filing | 92.4M shares outstanding

92M 0
Aug 09, 2023

10-Q filing | 92.3M shares outstanding

92M 0
May 12, 2023

S-3/A filing: This S-3/A filing discusses the terms of Series A Convertible Preferred Stock, including dividend rights, voting rights, liquidation rights, transfer restrictions, and automatic conversion to common stock. It also covers the issuance of common stock under stock incentive programs and debt exchange transactions.

92M 0
May 09, 2023

10-Q filing | 92.3M shares outstanding

92M 0
Mar 17, 2023

S-3 filing: This S-3 filing discusses the issuance of common stock under stock incentive programs, debt exchange transactions and any stock offering that excludes Glencore's participation, which triggers anti-dilution provisions and automatic conversion of Series A Convertible Preferred Stock into common stock.

91M 0
Feb 27, 2023

10-K filing | 91.4M shares outstanding

91M 0
Nov 07, 2022

10-Q filing | 91.3M shares outstanding

91M 0
Aug 09, 2022

10-Q filing | 91.2M shares outstanding

91M 0
May 02, 2022

10-Q filing | 91.2M shares outstanding

91M 0
Feb 25, 2022

10-K filing | 90.2M shares outstanding

90M 0
Nov 05, 2021

10-Q filing | 90.1M shares outstanding

90M 0
Aug 05, 2021

10-Q filing | 90.1M shares outstanding

90M 0
May 07, 2021

10-Q filing | 90.1M shares outstanding

90M 0
Mar 04, 2021

10-K filing | 90.1M shares outstanding

90M 0
Nov 05, 2020

10-Q filing | 89.5M shares outstanding

89M 0
Aug 06, 2020

10-Q filing | 89.5M shares outstanding

89M 0
May 04, 2020

10-Q filing | 89.5M shares outstanding

89M 0
Feb 27, 2020

10-K filing | 87.3M shares outstanding

87M 0
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