Energy Recovery, Inc. (ERII) - Dilution Analysis

Visualizing historical and potential share dilution over time

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Dilution Analysis

Low Risk

Limited dilution potential

Last updated: May 06, 2026

Risk Assessment Details

Potential Dilution: 0.0% of current shares

Recent Dilution: 0.68% (2 years)

Historical Dilution Factor: minimal recent dilution

Outstanding Shares

53M

Potential Supply

Additional shares possible

Splits

None

Past 2 years

Summary

ERII currently has 52.7M outstanding shares. with minimal authorized share overhang for future dilution. The company has minimally diluted shareholders by 0.68% over the past 2 years.

Share Structure Timeline

Outstanding Shares

Total Supply

Historical Data Points

Date	Event	Outstanding
May 06, 2026	10-Q filing \| 52.7M shares outstanding	53M
Nov 05, 2025	10-Q filing \| 53.2M shares outstanding	53M
Aug 06, 2025	10-Q filing \| 54.3M shares outstanding	54M
May 07, 2025	10-Q filing \| 54.9M shares outstanding	55M
Feb 26, 2025	10-K filing \| 57.2M shares outstanding	57M
Oct 30, 2024	10-Q filing \| 57.8M shares outstanding	58M
Jul 31, 2024	10-Q filing \| 57.4M shares outstanding	57M
May 01, 2024	10-Q filing \| 57.1M shares outstanding	57M
Feb 21, 2024	10-K filing \| 56.4M shares outstanding	56M
Nov 01, 2023	10-Q filing \| 56.4M shares outstanding	56M
Aug 02, 2023	10-Q filing \| 56.4M shares outstanding	56M
May 03, 2023	10-Q filing \| 56.2M shares outstanding	56M
Feb 22, 2023	10-K filing \| 56.2M shares outstanding	56M
Nov 02, 2022	10-Q filing \| 55.9M shares outstanding	56M
Aug 03, 2022	10-Q filing \| 56.2M shares outstanding	56M
May 04, 2022	10-Q filing \| 56.8M shares outstanding	57M
Feb 24, 2022	10-K filing \| 57.0M shares outstanding	57M
Nov 05, 2021	10-Q filing \| 57.0M shares outstanding	57M
Aug 06, 2021	10-Q filing \| 57.3M shares outstanding	57M
May 07, 2021	10-Q filing \| 56.9M shares outstanding	57M
Mar 12, 2021	10-K filing \| 56.6M shares outstanding	57M
Oct 30, 2020	10-Q filing \| 56.5M shares outstanding	56M
Jul 31, 2020	10-Q filing \| 55.6M shares outstanding	56M
May 01, 2020	10-Q filing \| 55.4M shares outstanding	55M
Mar 06, 2020	10-K filing \| 56.1M shares outstanding	56M

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