Growth Metrics

ClearSign Technologies (CLIR) Shares Outstanding (Diluted Average) (2020 - 2026)

ClearSign Technologies posted quarterly Shares Outstanding (Diluted Average) of $5.6 million for Q1 2026, up 2.32% year-on-year from $5.5 million in Q1 2025, and up 1.37% on a QoQ basis from $5.6 million in Q4 2025.

ClearSign Technologies (CLIR) has 7 years of Shares Outstanding (Diluted Average) data on file, last reported at $5.6 million in Q1 2026.

  • For the quarter ending Q1 2026, Shares Outstanding (Diluted Average) rose 2.32% year-over-year to $5.6 million; the trailing twelve-month figure through Mar 2026 stood at $5.6 million (up 2.32% YoY), and the FY2025 full-year result was $5.6 million, up 13.44% from the prior year.
  • Shares Outstanding (Diluted Average) for Q1 2026 stood at $5.6 million, up from $5.6 million in the prior quarter.
  • Across five years, Shares Outstanding (Diluted Average) topped out at $55.1 million in Q2 2025 and bottomed at $4.9 million in Q4 2024.
  • The 5-year median for Shares Outstanding (Diluted Average) is $35.3 million (2022), against an average of $30.1 million.
  • Peak annual rise in Shares Outstanding (Diluted Average) reached 23.19% in 2024, while the deepest fall reached 87.29% in 2024.
  • A 5-year view of Shares Outstanding (Diluted Average) shows it stood at $35.3 million in 2022, then gained by 8.95% to $38.5 million in 2023, then sank by 87.29% to $4.9 million in 2024, then increased by 13.44% to $5.6 million in 2025, then advanced by 1.37% to $5.6 million in 2026.
  • The last three Shares Outstanding (Diluted Average) figures came in at $5.6 million (Q1 2026), $5.6 million (Q4 2025), and $55.1 million (Q2 2025), per Business Quant data.

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) Shares (Diluted Avg.) (Qtr)
1 Veralto 20.72 Bn 19.29 Bn 854.00 Mn 249.20 Mn
2 Zurn Elkay Water Solutions 7.83 Bn 7.56 Bn 205.80 Mn 1.98 Mn
3 Federal Signal 6.47 Bn 6.40 Bn 179.40 Mn 61.50 Mn
4 Ceco Environmental 2.82 Bn 2.78 Bn 63.92 Mn -
5 PureCycle Technologies 2.21 Bn 2.11 Bn - -
6 Euro Tech Holdings 1.36 Bn 1.34 Bn - 1.07 Mn
7 Energy Recovery 421.81 Mn 335.66 Mn 2.70 Mn 52.66 Mn
8 CleanCore Solutions 173.22 Mn 156.17 Mn -419,259.00 216.01 Mn
9 Arq 116.43 Mn 111.76 Mn 9.94 Mn 41.73 Mn
10 ClearSign Technologies 25.88 Mn 18.15 Mn -393,000.00 5.63 Mn

Historic Data

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DateValue
Mar 31, 2026 5.63 Mn
Dec 31, 2025 5.55 Mn
Jun 30, 2025 55.11 Mn
Mar 31, 2025 55.00 Mn
Dec 31, 2024 4.89 Mn
Jun 30, 2024 43.08 Mn
Mar 31, 2024 38.85 Mn
Dec 31, 2023 38.50 Mn
Sep 30, 2023 38.46 Mn
Jun 30, 2023 38.55 Mn
Mar 31, 2023 38.26 Mn
Dec 31, 2022 35.34 Mn
Sep 30, 2022 34.44 Mn
Jun 30, 2022 33.38 Mn
Mar 31, 2022 31.83 Mn
Dec 31, 2021 31.23 Mn
Sep 30, 2021 31.11 Mn
Jun 30, 2021 30.92 Mn
Mar 31, 2021 30.53 Mn
Sep 30, 2020 27.09 Mn