Amphastar Pharmaceuticals, Inc. (AMPH) — Shares Outstanding

Annual figures by fiscal year, from SEC filings.

2012: 38.94M2013: 38.88M2014: 41.96M2015: 44.96M2016: 47.50M2017: 48.37M2018: 46.40M2019: 49.91M2020: 49.12M2021: 49.78M2022: 52.43M2023: 53.00M2024: 52.06M2025: 48.22M48.22M
2012Shares Outstanding (shares)2025
Fiscal YearShares OutstandingChange YoY
202548.22M-7.4%
202452.06M-1.8%
202353.00M+1.1%
202252.43M+5.3%
202149.78M+1.3%
202049.12M-1.6%
201949.91M+7.6%
201846.40M-4.1%
201748.37M+1.8%
201647.50M+5.7%
201544.96M+7.2%
201441.96M+7.9%
201338.88M-0.1%
201238.94M