KAISER ALUMINUM CORP (KALU) › Shares OutstandingKAISER ALUMINUM CORP (KALU) — Shares OutstandingAnnual figures by period end, from SEC filings.2009-12-31: 20.28M2010-12-31: 19.21M2011-12-31: 19.25M2012-12-31: 19.31M2013-12-31: 18.15M2014-12-31: 17.61M2015-12-31: 18.05M2016-12-31: 17.65M2017-12-31: 16.77M2018-12-31: 16.23M2019-12-31: 15.87M2020-12-31: 15.81M2021-12-31: 15.87M2022-12-31: 15.94M2023-12-31: 16.02M2024-12-31: 16.10M2025-12-31: 16.21M16.21M2009-12-31Shares Outstanding (shares)2025-12-31Period endedShares OutstandingChange YoYSource filing2025-12-3116.21M+0.7%2026-02-19Balance as of period end2024-12-3116.10M+0.5%2026-02-19Balance as of period end2023-12-3116.02M+0.5%2025-02-20Balance as of period end2022-12-3115.94M+0.5%2024-02-23Balance as of period end2021-12-3115.87M+0.3%2023-02-24Balance as of period end2020-12-3115.81M-0.4%2022-03-01Balance as of period end2019-12-3115.87M-2.3%2021-02-26Balance as of period end2018-12-3116.23M-3.2%2020-02-25Balance as of period end2017-12-3116.77M-5.0%2019-02-22Balance as of period end2016-12-3117.65M-2.2%2018-02-23Balance as of period end2015-12-3118.05M+2.5%2017-02-22Balance as of period end2014-12-3117.61M-3.0%2016-02-22Balance as of period end2013-12-3118.15M-6.0%2015-02-20Balance as of period end2012-12-3119.31M+0.3%2014-02-18Balance as of period end2011-12-3119.25M+0.2%2013-02-21Balance as of period end2010-12-3119.21M-5.2%2012-02-29Balance as of period end2009-12-3120.28M—2011-02-22Balance as of period endOther metrics: RevenueCost of RevenueGross ProfitOperating IncomeNet IncomeEPS (Diluted)Total AssetsTotal LiabilitiesShareholders' EquityCash & EquivalentsOperating Cash FlowCapital ExpendituresDividends Per ShareWeighted Average Diluted SharesEPS (Basic)