Growth Metrics

ClearSign Technologies (CLIR) Revenue (2015 - 2026)

ClearSign Technologies posted quarterly Revenue of $191000.0 for Q1 2026, down 52.37% year-on-year from $401000.0 in Q1 2025, and down 94.8% on a QoQ basis from $3.7 million in Q4 2025.

ClearSign Technologies (CLIR) has 10 years of Revenue data on file, last reported at $191000.0 in Q1 2026.

  • For the quarter ending Q1 2026, Revenue fell 52.37% year-over-year to $191000.0; the trailing twelve-month figure through Mar 2026 stood at $5.0 million (up 73.54% YoY), and the FY2025 full-year result was $5.2 million, up 45.55% from the prior year.
  • Revenue for Q1 2026 stood at $191000.0, down from $3.7 million in the prior quarter.
  • Across five years, Revenue topped out at $3.7 million in Q4 2025 and bottomed at $45000.0 in Q2 2024.
  • The 5-year median for Revenue is $401000.0 (2025), against an average of $786533.3.
  • Peak annual rise in Revenue reached 2448.0% in 2023, while the deepest fall reached 73.77% in 2023.
  • A 5-year view of Revenue shows it stood at $50000.0 in 2022, then soared by 2448.0% to $1.3 million in 2023, then tumbled by 53.69% to $590000.0 in 2024, then jumped by 522.2% to $3.7 million in 2025, then tumbled by 94.8% to $191000.0 in 2026.
  • The last three Revenue figures came in at $191000.0 (Q1 2026), $3.7 million (Q4 2025), and $1.0 million (Q3 2025), per Business Quant data.

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) Revenue (Qtr)
1 Veralto 20.72 Bn 19.29 Bn 854.00 Mn 1.42 Bn
2 Zurn Elkay Water Solutions 7.83 Bn 7.56 Bn 205.80 Mn 433.00 Mn
3 Federal Signal 6.47 Bn 6.40 Bn 179.40 Mn 11.80 Mn
4 Ceco Environmental 2.82 Bn 2.78 Bn 63.92 Mn 205.92 Mn
5 PureCycle Technologies 2.21 Bn 2.11 Bn - 4.13 Mn
6 Euro Tech Holdings 1.36 Bn 1.34 Bn - -
7 Energy Recovery 421.81 Mn 335.66 Mn 2.70 Mn 9.71 Mn
8 CleanCore Solutions 173.22 Mn 156.17 Mn -419,259.00 543,694.00
9 Arq 116.43 Mn 111.76 Mn 9.94 Mn 29.05 Mn
10 ClearSign Technologies 25.88 Mn 18.15 Mn -393,000.00 191,000.00

Historic Data

Download Data 🔒
DateValue
Mar 31, 2026 191,000.00
Dec 31, 2025 3.67 Mn
Sep 30, 2025 1.03 Mn
Jun 30, 2025 133,000.00
Mar 31, 2025 401,000.00
Dec 31, 2024 590,000.00
Sep 30, 2024 1.86 Mn
Jun 30, 2024 45,000.00
Mar 31, 2024 1.10 Mn
Dec 31, 2023 1.27 Mn
Sep 30, 2023 85,000.00
Jun 30, 2023 150,000.00
Mar 31, 2023 894,000.00
Dec 31, 2022 50,000.00
Sep 30, 2022 324,000.00
Dec 31, 2021 54,000.00
Sep 30, 2021 190,000.00
Mar 31, 2021 363,000.00
Mar 31, 2018 530,000.00
Dec 31, 2017 180,000.00
Mar 31, 2017 360,000.00
Dec 31, 2016 361,000.00
Sep 30, 2016 260,000.00
Dec 31, 2015 61,000.00