Energy Recovery, Inc. Basic Shares Outstanding (Weighted Average)
Energy Recovery, Inc. (ERII) reported Basic Shares Outstanding (Weighted Average) of 51.46 million shares for the 3-month period ending 2026-06-30, per its 10-Q filed 2026-08-05.
Financial Statements › Income Statement › Earnings Per Share
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic · last filed 2026-08-05
- Energy Recovery, Inc. weighted average number of shares outstanding, basic for the quarter ending 2026-06-30 was 51.46M shares, a 5.15% decline year-over-year.
- Energy Recovery, Inc. weighted average number of shares outstanding, basic for the quarter ending 2026-03-31 was 52.66M shares, a 4.08% decline year-over-year.
- Energy Recovery, Inc. weighted average number of shares outstanding, basic for the quarter ending 2025-12-31 was 52.91M shares, a 6.57% decline year-over-year.
- Energy Recovery, Inc. weighted average number of shares outstanding, basic for the quarter ending 2025-09-30 was 53.16M shares, a 7.95% decline year-over-year.
- Energy Recovery, Inc. weighted average number of shares outstanding, basic for fiscal 2025 was 53.80M shares, a 5.96% decline from fiscal 2024.
- Energy Recovery, Inc. weighted average number of shares outstanding, basic for fiscal 2024 was 57.21M shares, a 1.36% increase from fiscal 2023.
- Energy Recovery, Inc. weighted average number of shares outstanding, basic for fiscal 2023 was 56.44M shares, a 0.40% increase from fiscal 2022.
- Energy Recovery, Inc. weighted average number of shares outstanding, basic for fiscal 2022 was 56.22M shares, a 1.35% decline from fiscal 2021.
| Period end | Weighted Average Number of Shares Outstanding, Basic 3 month | Weighted Average Number of Shares Outstanding, Basic 6 month | Weighted Average Number of Shares Outstanding, Basic 9 month | Weighted Average Number of Shares Outstanding, Basic 12 month |
|---|---|---|---|---|
| 2026-06-30 | 51.46M shares 10-Q · filed 2026-08-05 | 52.06M shares 10-Q · filed 2026-08-05 | 52.34M shares derived: average of 3 quarters · filed 2026-08-05 | 52.55M shares derived: average of 4 quarters · filed 2026-08-05 |
| 2026-03-31 | 52.66M shares 10-Q · filed 2026-05-06 | 52.78M shares derived: average of 2 quarters · filed 2026-05-06 | 52.91M shares derived: average of 3 quarters · filed 2026-05-06 | 53.25M shares derived: average of 4 quarters · filed 2026-08-05 |
| 2025-12-31 | 52.91M shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-25 | 53.03M shares derived: average of 2 quarters · filed 2026-02-25 | 53.44M shares derived: average of 3 quarters · filed 2026-08-05 | 53.80M shares 10-K · filed 2026-02-25 |
| 2025-09-30 | 53.16M shares 10-Q · filed 2025-11-05 | 53.71M shares derived: average of 2 quarters · filed 2026-08-05 | 54.10M shares 10-Q · filed 2025-11-05 | 54.74M shares derived: average of 4 quarters · filed 2026-08-05 |
| 2025-06-30 | 54.26M shares 10-Q · filed 2026-08-05 | 54.58M shares 10-Q · filed 2026-08-05 | 55.26M shares derived: average of 3 quarters · filed 2026-08-05 | 55.88M shares derived: average of 4 quarters · filed 2026-08-05 |
| 2025-03-31 | 54.90M shares 10-Q · filed 2026-05-06 | 55.76M shares derived: average of 2 quarters · filed 2026-05-06 | 56.43M shares derived: average of 3 quarters · filed 2026-05-06 | 56.66M shares derived: average of 4 quarters · filed 2026-05-06 |
| 2024-12-31 | 56.63M shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-25 | 57.19M shares derived: average of 2 quarters · filed 2026-02-25 | 57.25M shares derived: average of 3 quarters · filed 2026-02-25 | 57.21M shares 10-K · filed 2026-02-25 |
| 2024-09-30 | 57.76M shares 10-Q · filed 2025-11-05 | 57.56M shares derived: average of 2 quarters · filed 2025-11-05 | 57.41M shares 10-Q · filed 2025-11-05 | 57.24M shares derived: average of 4 quarters · filed 2026-02-25 |
| 2024-06-30 | 57.37M shares 10-Q · filed 2025-08-06 | 57.23M shares 10-Q · filed 2025-08-06 | 57.07M shares derived: average of 3 quarters · filed 2026-02-25 | 56.91M shares derived: average of 4 quarters · filed 2026-02-25 |
| 2024-03-31 | 57.10M shares 10-Q · filed 2025-05-07 | 56.92M shares derived: average of 2 quarters · filed 2026-02-25 | 56.76M shares derived: average of 3 quarters · filed 2026-02-25 | 56.66M shares derived: average of 4 quarters · filed 2026-02-25 |
| 2023-12-31 | 56.74M shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-25 | 56.59M shares derived: average of 2 quarters · filed 2026-02-25 | 56.51M shares derived: average of 3 quarters · filed 2026-02-25 | 56.44M shares 10-K · filed 2026-02-25 |
| 2023-09-30 | 56.44M shares 10-Q · filed 2024-10-30 | 56.40M shares derived: average of 2 quarters · filed 2024-10-30 | 56.35M shares 10-Q · filed 2024-10-30 | 56.26M shares derived: average of 4 quarters · filed 2025-02-26 |
| 2023-06-30 | 56.36M shares 10-Q · filed 2024-07-31 | 56.30M shares 10-Q · filed 2024-07-31 | 56.20M shares derived: average of 3 quarters · filed 2025-02-26 | 56.12M shares derived: average of 4 quarters · filed 2025-02-26 |
| 2023-03-31 | 56.23M shares 10-Q · filed 2024-05-01 | 56.12M shares derived: average of 2 quarters · filed 2025-02-26 | 56.04M shares derived: average of 3 quarters · filed 2025-02-26 | 56.08M shares derived: average of 4 quarters · filed 2025-02-26 |
| 2022-12-31 | 56.01M shares derived: 10-K 12 month − 10-Q 9 month · filed 2025-02-26 | 55.95M shares derived: average of 2 quarters · filed 2025-02-26 | 56.04M shares derived: average of 3 quarters · filed 2025-02-26 | 56.22M shares 10-K · filed 2025-02-26 |
| 2022-09-30 | 55.88M shares 10-Q · filed 2023-11-01 | 56.05M shares derived: average of 2 quarters · filed 2023-11-01 | 56.29M shares 10-Q · filed 2023-11-01 | 56.42M shares derived: average of 4 quarters · filed 2024-02-21 |
| 2022-06-30 | 56.22M shares 10-Q · filed 2023-08-02 | 56.50M shares 10-Q · filed 2023-08-02 | 56.60M shares derived: average of 3 quarters · filed 2024-02-21 | 56.71M shares derived: average of 4 quarters · filed 2024-02-21 |
| 2022-03-31 | 56.78M shares 10-Q · filed 2023-05-03 | 56.80M shares derived: average of 2 quarters · filed 2024-02-21 | 56.87M shares derived: average of 3 quarters · filed 2024-02-21 | 56.97M shares derived: average of 4 quarters · filed 2024-02-21 |
| 2021-12-31 | 56.81M shares derived: 10-K 12 month − 10-Q 9 month · filed 2024-02-21 | 56.92M shares derived: average of 2 quarters · filed 2024-02-21 | 57.03M shares derived: average of 3 quarters · filed 2024-02-21 | 56.99M shares 10-K · filed 2024-02-21 |
| 2021-09-30 | 57.03M shares 10-Q · filed 2022-11-02 | 57.14M shares derived: average of 2 quarters · filed 2022-11-02 | 57.05M shares 10-Q · filed 2022-11-02 | 56.82M shares derived: average of 4 quarters · filed 2023-02-22 |
| 2021-06-30 | 57.25M shares 10-Q · filed 2022-08-03 | 57.07M shares 10-Q · filed 2022-08-03 | 56.75M shares derived: average of 3 quarters · filed 2023-02-22 | 56.48M shares derived: average of 4 quarters · filed 2023-02-22 |
| 2021-03-31 | 56.88M shares 10-Q · filed 2022-05-04 | 56.50M shares derived: average of 2 quarters · filed 2023-02-22 | 56.23M shares derived: average of 3 quarters · filed 2023-02-22 | 56.08M shares derived: average of 4 quarters · filed 2023-02-22 |
| 2020-12-31 | 56.12M shares derived: 10-K 12 month − 10-Q 9 month · filed 2023-02-22 | 55.90M shares derived: average of 2 quarters · filed 2023-02-22 | 55.81M shares derived: average of 3 quarters · filed 2023-02-22 | 55.71M shares 10-K · filed 2023-02-22 |
| 2020-09-30 | 55.69M shares 10-Q · filed 2021-11-05 | 55.65M shares derived: average of 2 quarters · filed 2021-11-05 | 55.57M shares 10-Q · filed 2021-11-05 | 55.47M shares derived: average of 4 quarters · filed 2022-02-24 |
| 2020-06-30 | 55.61M shares 10-Q · filed 2021-08-06 | 55.51M shares 10-Q · filed 2021-08-06 | 55.40M shares derived: average of 3 quarters · filed 2022-02-24 | 55.29M shares derived: average of 4 quarters · filed 2022-02-24 |
| 2020-03-31 | 55.41M shares 10-Q · filed 2021-05-07 | 55.30M shares derived: average of 2 quarters · filed 2022-02-24 | 55.19M shares derived: average of 3 quarters · filed 2022-02-24 | 55.06M shares derived: average of 4 quarters · filed 2022-02-24 |
| 2019-12-31 | 55.18M shares derived: 10-K 12 month − 10-Q 9 month · filed 2022-02-24 | 55.08M shares derived: average of 2 quarters · filed 2022-02-24 | 54.94M shares derived: average of 3 quarters · filed 2022-02-24 | 54.74M shares 10-K · filed 2022-02-24 |
| 2019-09-30 | 54.98M shares 10-Q · filed 2020-10-30 | 54.83M shares derived: average of 2 quarters · filed 2020-10-30 | 54.59M shares 10-Q · filed 2020-10-30 | 54.42M shares derived: average of 4 quarters · filed 2021-03-12 |
| 2019-06-30 | 54.68M shares 10-Q · filed 2020-07-31 | 54.40M shares 10-Q · filed 2020-07-31 | 54.23M shares derived: average of 3 quarters · filed 2021-03-12 | 54.09M shares derived: average of 4 quarters · filed 2021-03-12 |
| 2019-03-31 | 54.12M shares 10-Q · filed 2020-05-01 | 54.01M shares derived: average of 2 quarters · filed 2021-03-12 | 53.89M shares derived: average of 3 quarters · filed 2021-03-12 | 53.86M shares derived: average of 4 quarters · filed 2021-03-12 |
| 2018-12-31 | 53.90M shares derived: 10-K 12 month − 10-Q 9 month · filed 2021-03-12 | 53.78M shares derived: average of 2 quarters · filed 2021-03-12 | 53.77M shares derived: average of 3 quarters · filed 2021-03-12 | 53.76M shares 10-K · filed 2021-03-12 |
| 2018-09-30 | 53.66M shares 10-Q · filed 2019-11-01 | 53.71M shares derived: average of 2 quarters · filed 2019-11-01 | 53.72M shares 10-Q · filed 2019-11-01 | 53.76M shares derived: average of 4 quarters · filed 2020-03-06 |
| 2018-06-30 | 53.75M shares 10-Q · filed 2019-08-02 | 53.75M shares 10-Q · filed 2019-08-02 | 53.80M shares derived: average of 3 quarters · filed 2020-03-06 | 53.74M shares derived: average of 4 quarters · filed 2020-03-06 |
| 2018-03-31 | 53.99M shares 10-Q · filed 2019-05-02 | 53.82M shares derived: average of 2 quarters · filed 2020-03-06 | 53.74M shares derived: average of 3 quarters · filed 2020-03-06 | 53.74M shares derived: average of 4 quarters · filed 2020-03-06 |
| 2017-12-31 | 53.65M shares derived: 10-K 12 month − 10-Q 9 month · filed 2020-03-06 | 53.62M shares derived: average of 2 quarters · filed 2020-03-06 | 53.66M shares derived: average of 3 quarters · filed 2020-03-06 | 53.70M shares 10-K · filed 2020-03-06 |
| 2017-09-30 | 53.58M shares 10-Q · filed 2018-11-01 | 53.66M shares derived: average of 2 quarters · filed 2018-11-01 | 53.72M shares 10-Q · filed 2018-11-01 | 53.46M shares derived: average of 4 quarters · filed 2019-03-12 |
| 2017-06-30 | 53.75M shares 10-Q · filed 2018-08-02 | 53.79M shares 10-Q · filed 2018-08-02 | 53.42M shares derived: average of 3 quarters · filed 2019-03-12 | 53.09M shares derived: average of 4 quarters · filed 2019-03-12 |
| 2017-03-31 | 53.83M shares 10-Q · filed 2018-05-03 | 53.25M shares derived: average of 2 quarters · filed 2019-03-12 | 52.87M shares derived: average of 3 quarters · filed 2019-03-12 | 52.75M shares derived: average of 4 quarters · filed 2019-03-12 |
| 2016-12-31 | 52.68M shares derived: 10-K/A 12 month − 10-Q 9 month · filed 2019-03-12 | 52.39M shares derived: average of 2 quarters · filed 2019-03-12 | 52.39M shares derived: average of 3 quarters · filed 2019-03-12 | 52.34M shares 10-K/A · filed 2019-03-12 |
| 2016-09-30 | 52.11M shares 10-Q · filed 2017-11-03 | 52.24M shares derived: average of 2 quarters · filed 2017-11-03 | 52.23M shares 10-Q · filed 2017-11-03 | |
| 2016-06-30 | 52.37M shares 10-Q · filed 2017-08-03 | 52.29M shares 10-Q · filed 2017-08-03 | ||
| 2015-12-31 | 52.15M shares 10-K · filed 2018-03-08 | |||
| 2015-06-30 | 52.03M shares 10-Q · filed 2016-08-04 | 51.99M shares 10-Q · filed 2016-08-04 | ||
| 2014-12-31 | 51.67M shares 10-K · filed 2017-03-10 | |||
| 2013-06-30 | 51.03M shares 10-Q · filed 2013-08-06 | 51.00M shares 10-Q · filed 2013-08-06 | ||
| 2012-06-30 | 51.43M shares 10-Q · filed 2013-08-06 | 52.02M shares 10-Q · filed 2013-08-06 | ||
| 2012-03-31 | 52.62M shares 10-Q · filed 2012-05-09 | |||
| 2011-12-31 | 52.61M shares 10-K · filed 2012-03-14 | |||
| 2011-06-30 | 52.60M shares 10-Q · filed 2012-08-07 | 52.59M shares 10-Q · filed 2012-08-07 | ||
| 2011-03-31 | 52.59M shares 10-Q · filed 2012-05-09 | |||
| 2010-12-31 | 52.07M shares 10-K · filed 2012-03-14 | |||
| 2009-12-31 | 50.17M shares 10-K · filed 2012-03-14 |
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