Amphastar Pharmaceuticals, Inc. Quarterly Weighted Average Number of Shares Outstanding, Diluted from Q1 2013 to Q4 2024

Taxonomy & unit
us-gaap: shares
Description
The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.
Summary
Amphastar Pharmaceuticals, Inc. quarterly/annual Weighted Average Number of Shares Outstanding, Diluted history and growth rate from Q1 2013 to Q4 2024.
  • Amphastar Pharmaceuticals, Inc. Weighted Average Number of Shares Outstanding, Diluted for the quarter ending December 31, 2024 was 52.1M shares, a 1.78% decline year-over-year.
  • Amphastar Pharmaceuticals, Inc. annual Weighted Average Number of Shares Outstanding, Diluted for 2024 was 52.1M shares, a 1.78% decline from 2023.
  • Amphastar Pharmaceuticals, Inc. annual Weighted Average Number of Shares Outstanding, Diluted for 2023 was 53M shares, a 1.1% increase from 2022.
  • Amphastar Pharmaceuticals, Inc. annual Weighted Average Number of Shares Outstanding, Diluted for 2022 was 52.4M shares, a 5.31% increase from 2021.
Weighted Average Number of Shares Outstanding, Diluted, Quarterly (shares)
Weighted Average Number of Shares Outstanding, Diluted, YoY Quarterly Growth (%)
Period TTM Value Value YoY Chg Change % Start Date End Date Report Filed
Q4 2024 52.1M -943K -1.78% Oct 1, 2024 Dec 31, 2024 10-K 2025-03-03
Q3 2024 51.9M -2.06M -3.82% Jul 1, 2024 Sep 30, 2024 10-Q 2024-11-07
Q2 2024 52M -1.06M -1.99% Apr 1, 2024 Jun 30, 2024 10-Q 2024-08-09
Q1 2024 53M +1.04M +2.01% Jan 1, 2024 Mar 31, 2024 10-Q 2024-05-10
Q4 2023 53M +574K +1.1% Oct 1, 2023 Dec 31, 2023 10-K 2025-03-03
Q3 2023 53.9M +1.13M +2.15% Jul 1, 2023 Sep 30, 2023 10-Q 2024-11-07
Q2 2023 53.1M -125K -0.24% Apr 1, 2023 Jun 30, 2023 10-Q 2024-08-09
Q1 2023 52M -9K -0.02% Jan 1, 2023 Mar 31, 2023 10-Q 2024-05-10
Q4 2022 52.4M +2.64M +5.31% Oct 1, 2022 Dec 31, 2022 10-K 2025-03-03
Q3 2022 52.8M +2.78M +5.56% Jul 1, 2022 Sep 30, 2022 10-Q 2023-11-08
Q2 2022 53.2M +3.68M +7.42% Apr 1, 2022 Jun 30, 2022 10-Q 2023-08-09
Q1 2022 52M +2.46M +4.97% Jan 1, 2022 Mar 31, 2022 10-Q 2023-05-09
Q4 2021 49.8M +660K +1.34% Oct 1, 2021 Dec 31, 2021 10-K 2024-02-29
Q3 2021 50M +161K +0.32% Jul 1, 2021 Sep 30, 2021 10-Q 2022-11-08
Q2 2021 49.6M +2.8M +5.99% Apr 1, 2021 Jun 30, 2021 10-Q 2022-08-09
Q1 2021 49.5M +1.27M +2.63% Jan 1, 2021 Mar 31, 2021 10-Q 2022-05-10
Q4 2020 49.1M +2.28M +4.88% Oct 1, 2020 Dec 31, 2020 10-K 2023-03-01
Q3 2020 49.8M -227K -0.45% Jul 1, 2020 Sep 30, 2020 10-Q 2021-11-09
Q2 2020 46.8M -3.14M -6.3% Apr 1, 2020 Jun 30, 2020 10-Q 2021-08-09
Q1 2020 48.2M -2.17M -4.3% Jan 1, 2020 Mar 31, 2020 10-Q 2021-05-07
Q4 2019 46.8M -2.34M -4.76% Oct 1, 2019 Dec 31, 2019 10-K 2020-03-16
Q3 2019 50.1M +1.79M +3.72% Jul 1, 2019 Sep 30, 2019 10-Q 2020-11-06
Q2 2019 49.9M +3.34M +7.17% Apr 1, 2019 Jun 30, 2019 10-Q 2020-08-07
Q1 2019 50.4M +3.9M +8.39% Jan 1, 2019 Mar 31, 2019 10-Q 2020-05-11
Q4 2018 49.2M -149K -0.3% Oct 1, 2018 Dec 31, 2018 10-K 2020-03-16
Q3 2018 48.3M +66K +0.14% Jul 1, 2018 Sep 30, 2018 10-K 2020-03-16
Q2 2018 46.6M -1.31M -2.74% Apr 1, 2018 Jun 30, 2018 10-K 2020-03-16
Q1 2018 46.5M -1.54M -3.21% Jan 1, 2018 Mar 31, 2018 10-K 2020-03-16
Q4 2017 49.3M +3.23M +7% Oct 1, 2017 Dec 31, 2017 10-K 2019-03-15
Q3 2017 48.2M +262K +0.55% Jul 1, 2017 Sep 30, 2017 10-K 2019-03-15
Q2 2017 47.9M +1.9M +4.13% Apr 1, 2017 Jun 30, 2017 10-K 2019-03-15
Q1 2017 48.1M +1.25M +2.66% Jan 1, 2017 Mar 31, 2017 10-K 2019-03-15
Q4 2016 46.1M -605K -1.3% Oct 1, 2016 Dec 31, 2016 10-K 2018-03-14
Q3 2016 48M +2.64M +5.83% Jul 1, 2016 Sep 30, 2016 10-K 2018-03-14
Q2 2016 46M +1.12M +2.5% Apr 1, 2016 Jun 30, 2016 10-K 2018-03-14
Q1 2016 46.8M +2.21M +4.95% Jan 1, 2016 Mar 31, 2016 10-K 2018-03-14
Q4 2015 46.7M +2.06M +4.62% 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 +5.51M +14.1% 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 +920K +2.37% Apr 1, 2014 Jun 30, 2014 10-K 2016-03-15
Q1 2014 38.8M -76K -0.2% Jan 1, 2014 Mar 31, 2014 10-K 2016-03-15
Q4 2013 39.1M 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 38.8M Apr 1, 2013 Jun 30, 2013 10-K 2015-03-26
Q1 2013 38.8M 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.