KAISER ALUMINUM CORP (KALU) — Weighted Average Diluted Shares

Annual figures by period end, from SEC filings.

2008-12-31: 20.0K2009-12-31: 19.64M2010-12-31: 19.38M2011-12-31: 18.98M2012-12-31: 19.28M2013-12-31: 19.25M2014-12-31: 18.59M2015-12-31: 17.20M2016-12-31: 18.03M2017-12-31: 17.26M2018-12-31: 16.87M2019-12-31: 16.20M2020-12-31: 15.91M2021-12-31: 15.84M2022-12-31: 15.91M2023-12-31: 16.13M2024-12-31: 16.32M2025-12-31: 16.62M16.62M
2008-12-31Weighted Average Diluted Shares (shares)2025-12-31
Period endedWeighted Average Diluted SharesChange YoYSource filing
2025-12-3116.62M+1.9%2026-02-19From 2025-01-01
2024-12-3116.32M+1.2%2026-02-19From 2024-01-01
2023-12-3116.13M+1.4%2026-02-19From 2023-01-01
2022-12-3115.91M+0.4%2025-02-20From 2022-01-01
2021-12-3115.84M-0.5%2024-02-23From 2021-01-01
2020-12-3115.91M-1.8%2023-02-24From 2020-01-01
2019-12-3116.20M-4.0%2022-03-01From 2019-01-01
2018-12-3116.87M-2.2%2021-02-26From 2018-01-01
2017-12-3117.26M-4.3%2020-02-25From 2017-01-01
2016-12-3118.03M+4.8%2019-02-22From 2016-01-01
2015-12-3117.20M-7.5%2018-02-23From 2015-01-01
2014-12-3118.59M-3.4%2017-02-22From 2014-01-01
2013-12-3119.25M-0.2%2016-02-22From 2013-01-01
2012-12-3119.28M+1.6%2015-02-20From 2012-01-01
2011-12-3118.98M-2.1%2014-02-18From 2011-01-01
2010-12-3119.38M-1.3%2013-02-21From 2010-01-01
2009-12-3119.64M+98193.3%2012-02-29From 2009-01-01
2008-12-3120.0K2011-02-22From 2008-01-01