Aecom (ACM): Shares Outstanding

Annual figures by period end, from SEC filings.

131.78M
As of 2025-09-30
128.70M
As of 2026-06-30
-1.7%
3-year compound annual growth
-3.4%
5-year compound annual growth
-1.4%
10-year compound annual growth
157.53M2009-09-30: 110.89M2010-09-30: 115.32M2011-09-30: 113.25M2012-09-30: 107.04M2013-09-30: 96.02M2014-09-30: 96.72M2015-09-30: 151.26M2016-09-30: 153.90M2017-09-30: 157.53M2018-09-30: 156.98M2019-09-30: 157.48M2020-09-30: 157.04M2021-09-30: 143.17M2022-09-30: 138.93M2023-09-30: 136.21M2024-09-30: 132.55M2025-09-30: 131.78M131.78M
2009-09-30 Shares Outstanding (shares) 2025-09-30
Period endedShares OutstandingChange YoYSource filing
2025-09-30131.78M-0.6%2025-11-19, Balance as of period end
2024-09-30132.55M-2.7%2025-11-19, Balance as of period end
2023-09-30136.21M-2.0%2024-11-19, Balance as of period end
2022-09-30138.93M-3.0%2023-11-15, Balance as of period end
2021-09-30143.17M-8.8%2022-11-17, Balance as of period end
2020-09-30157.04M-0.3%2021-11-17, Balance as of period end
2019-09-30157.48M+0.3%2020-11-19, Balance as of period end
2018-09-30156.98M-0.3%2019-11-13, Balance as of period end
2017-09-30157.53M+2.4%2018-11-13, Balance as of period end
2016-09-30153.90M+1.7%2017-11-14, Balance as of period end
2015-09-30151.26Mn/c2016-11-16, Balance as of period end
2014-09-3096.72M+0.7%2015-11-25, Balance as of period end
2013-09-3096.02M-10.3%2014-11-17, Balance as of period end
2012-09-30107.04M-5.5%2013-11-13, Balance as of period end
2011-09-30113.25M-1.8%2012-11-19, Balance as of period end
2010-09-30115.32M+4.0%2011-11-21, Balance as of period end
2009-09-30110.89Mn/a2010-11-22, Balance as of period end