Energy Recovery ERII
NASDAQ ERII
$7.90 +0.15 (+1.94%)
At close: Aug 21, 2026 · 4:00 PM EDT

Energy Recovery (ERII) Shares Outstanding (2010 - 2026)

Energy Recovery (ERII) posted quarterly Shares Outstanding (Entity) of $52.1 million for Q1 2026, down 5.06% year-over-year from $54.9 million in Q1 2025, and down 3.2% quarter-over-quarter from $53.8 million in Q4 2025.

Energy Recovery (ERII) Shares Outstanding (2010 - 2026) Analysis & Trends

Energy Recovery (ERII) has reported Shares Outstanding (Entity) for 17 consecutive years, with $52.1 million the latest figure, recorded in Q1 2026.

  • In Q1 2026, Shares Outstanding (Entity) fell 5.06% year-over-year to $52.1 million; the TTM figure through Mar 2026 stood at $52.1 million (down 5.06% YoY), while the FY2025 annual figure was $53.8 million, down 18.71% from the prior year.
  • Shares Outstanding (Entity) retreated to $52.1 million in Q1 2026 per ERII's latest filing, from $53.8 million in the prior quarter.
  • Across five years, Shares Outstanding (Entity) topped out at $66.2 million in Q4 2024 and bottomed at $52.1 million in Q1 2026.
  • Historically, Shares Outstanding (Entity) has averaged $57.3 million across 5 years, with a median of $56.4 million in 2023.
  • Annual changes were most pronounced in 2024 — Shares Outstanding (Entity) rose 2.43% — and 2025, when it fell 18.71%.
  • Energy Recovery's Shares Outstanding (Entity) stood at $64.2 million in 2022, then climbed by 1.25% to $65.0 million in 2023, then grew by 1.77% to $66.2 million in 2024, then dropped by 18.71% to $53.8 million in 2025, then decreased by 3.2% to $52.1 million in 2026.
  • Business Quant data shows ERII's Shares Outstanding (Entity) at $52.1 million in Q1 2026, $53.8 million in Q4 2025, and $53.0 million in Q3 2025.

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) Shares Outstanding (Qtr)
1 Veralto 24.28 Bn 22.16 Bn 902.00 Mn 245.20 Mn
2 Zurn Elkay Water Solutions 8.20 Bn 7.84 Bn 288.30 Mn 167.07 Mn
3 Federal Signal 7.46 Bn 7.39 Bn 203.80 Mn 60.90 Mn
4 Ceco Environmental 3.10 Bn 3.04 Bn 86.47 Mn 43.31 Mn
5 PureCycle Technologies 1.26 Bn 1.26 Bn - 184.24 Mn
6 Aduro Clean Technologies 528.77 Mn 500.10 Mn - 32.95 Mn
7 Energy Recovery 406.56 Mn 313.50 Mn 8.96 Mn 51.46 Mn
8 Arq 96.62 Mn 95.72 Mn 11.51 Mn 42.10 Mn
9 Fuel Tech 43.03 Mn 23.42 Mn 2.68 Mn 31.18 Mn
10 CleanCore Solutions 33.72 Mn 16.67 Mn -419,259.00 216.01 Mn

Historic Data

Download Data
DateValue
Jun 30, 2026 51.46 Mn
Mar 31, 2026 52.66 Mn
Dec 31, 2025 53.80 Mn
Sep 30, 2025 53.16 Mn
Jun 30, 2025 54.26 Mn
Mar 31, 2025 54.90 Mn
Dec 31, 2024 57.21 Mn
Sep 30, 2024 57.76 Mn
Jun 30, 2024 57.37 Mn
Mar 31, 2024 57.10 Mn
Dec 31, 2023 56.44 Mn
Sep 30, 2023 56.44 Mn
Jun 30, 2023 56.36 Mn
Mar 31, 2023 56.23 Mn
Dec 31, 2022 56.22 Mn
Sep 30, 2022 55.88 Mn
Jun 30, 2022 56.22 Mn
Mar 31, 2022 56.78 Mn
Dec 31, 2021 56.99 Mn
Sep 30, 2021 57.03 Mn