Amphastar Pharmaceuticals, Inc. Quarterly Weighted Average Number of Shares Outstanding, Basic from Q1 2013 to Q3 2024

Taxonomy & unit
us-gaap: shares
Description
Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.
Summary
Amphastar Pharmaceuticals, Inc. quarterly/annual Weighted Average Number of Shares Outstanding, Basic history and growth rate from Q1 2013 to Q3 2024.
  • Amphastar Pharmaceuticals, Inc. Weighted Average Number of Shares Outstanding, Basic for the quarter ending September 30, 2024 was 48.6M shares, a 0.16% decline year-over-year.
  • Amphastar Pharmaceuticals, Inc. annual Weighted Average Number of Shares Outstanding, Basic for 2023 was 48.3M shares, a 0.59% decline from 2022.
  • Amphastar Pharmaceuticals, Inc. annual Weighted Average Number of Shares Outstanding, Basic for 2022 was 48.6M shares, a 1.62% increase from 2021.
  • Amphastar Pharmaceuticals, Inc. annual Weighted Average Number of Shares Outstanding, Basic for 2021 was 47.8M shares, a 1.57% increase from 2020.
Weighted Average Number of Shares Outstanding, Basic, Quarterly (shares)
Weighted Average Number of Shares Outstanding, Basic, YoY Quarterly Growth (%)
Period TTM Value Value YoY Chg Change % Start Date End Date Report Filed
Q3 2024 48.6M -80K -0.16% Jul 1, 2024 Sep 30, 2024 10-Q 2024-11-07
Q2 2024 48.9M +503K +1.04% Apr 1, 2024 Jun 30, 2024 10-Q 2024-08-09
Q1 2024 48.2M +212K +0.44% Jan 1, 2024 Mar 31, 2024 10-Q 2024-05-10
Q4 2023 48.3M -286K -0.59% Oct 1, 2023 Dec 31, 2023 10-K 2024-02-29
Q3 2023 48.7M -203K -0.42% Jul 1, 2023 Sep 30, 2023 10-Q 2024-11-07
Q2 2023 48.4M -460K -0.94% Apr 1, 2023 Jun 30, 2023 10-Q 2024-08-09
Q1 2023 48M -138K -0.29% Jan 1, 2023 Mar 31, 2023 10-Q 2024-05-10
Q4 2022 48.6M +774K +1.62% Oct 1, 2022 Dec 31, 2022 10-K 2024-02-29
Q3 2022 48.9M +882K +1.84% Jul 1, 2022 Sep 30, 2022 10-Q 2023-11-08
Q2 2022 48.9M +1.13M +2.37% Apr 1, 2022 Jun 30, 2022 10-Q 2023-08-09
Q1 2022 48.1M +618K +1.3% Jan 1, 2022 Mar 31, 2022 10-Q 2023-05-09
Q4 2021 47.8M +739K +1.57% Oct 1, 2021 Dec 31, 2021 10-K 2024-02-29
Q3 2021 48M +526K +1.11% Jul 1, 2021 Sep 30, 2021 10-Q 2022-11-08
Q2 2021 47.7M +978K +2.09% Apr 1, 2021 Jun 30, 2021 10-Q 2022-08-09
Q1 2021 47.5M +1.11M +2.4% Jan 1, 2021 Mar 31, 2021 10-Q 2022-05-10
Q4 2020 47M +198K +0.42% Oct 1, 2020 Dec 31, 2020 10-K 2023-03-01
Q3 2020 47.5M +257K +0.54% Jul 1, 2020 Sep 30, 2020 10-Q 2021-11-09
Q2 2020 46.8M -354K -0.75% Apr 1, 2020 Jun 30, 2020 10-Q 2021-08-09
Q1 2020 46.4M -336K -0.72% Jan 1, 2020 Mar 31, 2020 10-Q 2021-05-07
Q4 2019 46.8M +572K +1.24% Oct 1, 2019 Dec 31, 2019 10-K 2020-03-16
Q3 2019 47.2M +998K +2.16% Jul 1, 2019 Sep 30, 2019 10-Q 2020-11-06
Q2 2019 47.1M +550K +1.18% Apr 1, 2019 Jun 30, 2019 10-Q 2020-08-10
Q1 2019 46.7M +230K +0.49% Jan 1, 2019 Mar 31, 2019 10-Q 2020-05-11
Q4 2018 46.3M +35K +0.08% Oct 1, 2018 Dec 31, 2018 10-K 2020-03-16
Q3 2018 46.2M +140K +0.3% Jul 1, 2018 Sep 30, 2018 10-K 2020-03-16
Q2 2018 46.6M +532K +1.16% Apr 1, 2018 Jun 30, 2018 10-K 2020-03-16
Q1 2018 46.5M +445K +0.97% Jan 1, 2018 Mar 31, 2018 10-K 2020-03-16
Q4 2017 46.2M +129K +0.28% Oct 1, 2017 Dec 31, 2017 10-K 2019-03-15
Q3 2017 46.1M +703K +1.55% Jul 1, 2017 Sep 30, 2017 10-K 2019-03-15
Q2 2017 46M +1.07M +2.38% Apr 1, 2017 Jun 30, 2017 10-K 2019-03-15
Q1 2017 46.1M +1.03M +2.28% Jan 1, 2017 Mar 31, 2017 10-K 2019-03-15
Q4 2016 46.1M +1.02M +2.26% Oct 1, 2016 Dec 31, 2016 10-K 2018-03-14
Q3 2016 45.4M +88K +0.19% Jul 1, 2016 Sep 30, 2016 10-K 2018-03-14
Q2 2016 45M +108K +0.24% Apr 1, 2016 Jun 30, 2016 10-K 2018-03-14
Q1 2016 45M +440K +0.99% Jan 1, 2016 Mar 31, 2016 10-K 2018-03-14
Q4 2015 45.1M +437K +0.98% Oct 1, 2015 Dec 31, 2015 10-K 2017-03-15
Q3 2015 45.3M +666K +1.49% Jul 1, 2015 Sep 30, 2015 10-K 2017-03-15
Q2 2015 44.8M +5.08M +12.8% Apr 1, 2015 Jun 30, 2015 10-K 2017-03-15
Q1 2015 44.6M +5.83M +15% Jan 1, 2015 Mar 31, 2015 10-K 2017-03-15
Q4 2014 44.6M +5.92M +15.3% Oct 1, 2014 Dec 31, 2014 10-K 2016-03-15
Q3 2014 44.6M +5.94M +15.3% Jul 1, 2014 Sep 30, 2014 10-K 2016-03-15
Q2 2014 39.8M +1.06M +2.74% Apr 1, 2014 Jun 30, 2014 10-K 2016-03-15
Q1 2014 38.8M +62K +0.16% Jan 1, 2014 Mar 31, 2014 10-K 2016-03-15
Q4 2013 38.7M Oct 1, 2013 Dec 31, 2013 10-K 2015-03-26
Q3 2013 38.7M Jul 1, 2013 Sep 30, 2013 10-K 2015-03-26
Q2 2013 38.7M Apr 1, 2013 Jun 30, 2013 10-K 2015-03-26
Q1 2013 38.7M Jan 1, 2013 Mar 31, 2013 10-K 2015-03-26
* An asterisk sign (*) next to the value indicates that the value is likely invalid.