Shares Outstanding (Quarterly) Chart

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Sep '18
Jan '19
May '19
 
285.00
270.00
255.00
240.00
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Historical Shares Outstanding (Quarterly) Data

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Date Value
June 30, 2026 167.54M
March 31, 2026 166.46M
December 31, 2025 165.61M
September 30, 2025 165.10M
June 30, 2025 165.05M
March 31, 2025 164.85M
December 31, 2024 162.18M
September 30, 2024 161.78M
June 30, 2024 165.89M
March 31, 2024 169.18M
December 31, 2023 166.98M
September 30, 2023 166.71M
June 30, 2023 166.50M
March 31, 2023 166.06M
December 31, 2022 164.38M
September 30, 2022 164.30M
June 30, 2022 164.23M
March 31, 2022 163.21M
December 31, 2021 161.94M
September 30, 2021 161.69M
June 30, 2021 161.30M
March 31, 2021 160.20M
December 31, 2020 159.16M
September 30, 2020 159.11M
June 30, 2020 159.03M
Date Value
March 31, 2020 158.68M
December 31, 2019 157.78M
September 30, 2019 157.50M
June 30, 2019 157.10M
March 31, 2019 156.88M
December 31, 2018 155.76M
September 30, 2018 155.36M
June 30, 2018 155.30M
March 31, 2018 155.00M
December 31, 2017 154.01M
September 30, 2017 153.75M
June 30, 2017 153.65M
March 31, 2017 153.12M
December 31, 2016 152.43M
September 30, 2016 151.81M
June 30, 2016 151.50M
March 31, 2016 151.08M
December 31, 2015 150.70M
September 30, 2015 149.85M
June 30, 2015 149.30M
March 31, 2015 148.48M
December 31, 2014 147.54M
September 30, 2014 146.09M
June 30, 2014 145.66M
March 31, 2014 144.44M

Shares Outstanding Definition

The volume of stock shares issued by the company and in the hands of the public. This number entails how much is being traded in the open market. A decreasing shares outstanding over time may be the result of company buybacks. Companies frequently make stock buybacks and retire those buybacks as treasury stock.

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Shares Outstanding (Quarterly) Range, Past 5 Years

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Median

Shares Outstanding (Quarterly) Benchmarks

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Amarin Corp. Plc 21.00M
Jazz Pharmaceuticals Plc 64.80M
Prothena Corp. Plc 51.74M
ACADIA Pharmaceuticals, Inc. 172.13M
Biogen, Inc. 147.70M