Westlake Shares Outstanding 2010-2024 | WLK

Westlake shares outstanding history from 2010 to 2024. Shares outstanding can be defined as the number of shares held by shareholders (including insiders) assuming conversion of all convertible debt, securities, warrants and options. This metric excludes the company's treasury shares.
  • Westlake shares outstanding for the quarter ending September 30, 2024 were 0.129B, a 0.59% increase year-over-year.
  • Westlake 2023 shares outstanding were 0.129B, a 0.19% decline from 2022.
  • Westlake 2022 shares outstanding were 0.129B, a 0.11% increase from 2021.
  • Westlake 2021 shares outstanding were 0.129B, a 0.48% increase from 2020.
Westlake Annual Shares Outstanding
(Millions of Shares)
2023 129
2022 129
2021 129
2020 128
2019 129
2018 130
2017 130
2016 130
2015 132
2014 134
2013 134
2012 133
2011 133
2010 131
2009 131
Westlake Quarterly Shares Outstanding
(Millions of Shares)
2024-09-30 129
2024-06-30 129
2024-03-31 129
2023-12-31 129
2023-09-30 129
2023-06-30 128
2023-03-31 128
2022-12-31 129
2022-09-30 129
2022-06-30 129
2022-03-31 129
2021-12-31 129
2021-09-30 129
2021-06-30 129
2021-03-31 128
2020-12-31 128
2020-09-30 128
2020-06-30 128
2020-03-31 128
2019-12-31 129
2019-09-30 129
2019-06-30 129
2019-03-31 129
2018-12-31 130
2018-09-30 130
2018-06-30 130
2018-03-31 130
2017-12-31 130
2017-09-30 130
2017-06-30 130
2017-03-31 130
2016-12-31 130
2016-09-30 129
2016-06-30 130
2016-03-31 131
2015-12-31 132
2015-09-30 132
2015-06-30 133
2015-03-31 133
2014-12-31 134
2014-09-30 134
2014-06-30 134
2014-03-31 134
2013-12-31 134
2013-09-30 134
2013-06-30 134
2013-03-31 134
2012-12-31 133
2012-09-30 133
2012-06-30 133
2012-03-31 133
2011-12-31 133
2011-09-30 133
2011-06-30 133
2011-03-31 132
2010-12-31 131
2010-09-30 131
2010-06-30 131
2010-03-31 131
2009-12-31 131
2009-09-30 132
2009-06-30 132
2009-03-31 132
Sector Industry Market Cap Revenue
Basic Materials Chemicals - Plastics $16.339B $12.548B
Westlake is a diversified industrial company that manufactures and supplies essential products under one Westlake brand. Westlake products include food packaging, medical devices, soaps and detergents, car interiors, fashion, toys, shoes, furniture, electronics, siding, stone veneer, windows, outdoor living, roofing and pipe & fittings. Westlake Performance & Essential Materials businesses include polyethylene and vinyl chemicals production, which are vital to the manufacturing of polymers to protect food, medical and personal products and an extensive range of sectors and spaces, such as automotive interiors and exteriors, building materials, PVC pipes for agriculture, water systems and buildings, detergents, pharmaceuticals. Westlake Housing & Infrastructure Products produces finished goods and key materials in building products, pipe & fittings and custom compounds which are critical to the manufacturing of items including residential siding, architectural stone, roofing, windows and outdoor living.
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