ClearSign Technologies CLIR
NASDAQ CLIR
$4.21 -0.01 (-0.24%)
As of: Sep 10, 2026 · 12:05 PM EDT

ClearSign Technologies (CLIR) Gross Margin (2015 - 2026)

ClearSign Technologies' (CLIR) quarterly Gross Margin came in at 40.71% in Q2 2026, down 64.0% on a YoY basis from 113.1% in Q2 2025, and up 119.79% quarter-over-quarter from 205.76% in Q1 2026.

Analysis

ClearSign Technologies (CLIR) Gross Margin (2015 - 2026) Analysis & Trends

ClearSign Technologies (CLIR) has reported Gross Margin for 10 consecutive years, with 40.71% the latest figure, recorded in Q2 2026.

  • For the quarter ending Q2 2026, Gross Margin fell 64.0% year-over-year to 40.71%; the trailing twelve-month figure through Jun 2026 stood at 18.49% (down 1134.0% YoY), and the FY2025 full-year result was 27.21%, down 388.0% from the prior year.
  • Gross Margin grew to 40.71% in Q2 2026 per CLIR's latest filing, from 205.76% in the prior quarter.
  • Across five years, Gross Margin topped out at 93.33% in Q2 2024 and bottomed at 205.76% in Q1 2026.
  • Historically, Gross Margin has averaged 22.14% across 5 years, with a median of 36.86% in 2022.
  • The sharpest annual moves came in 2022 and 2026: Gross Margin soared 8428 bps in 2022, then plunged 25464 bps in 2026.
  • Over 5 years, Gross Margin stood at 14.0% in 2022, then soared by 413 bps to 43.8% in 2023, then sank by 66 bps to 14.92% in 2024, then jumped by 47 bps to 21.93% in 2025, then surged by 86 bps to 40.71% in 2026.
  • According to Business Quant data, Gross Margin over the past three periods registered 40.71%, 205.76%, and 21.93% for Q2 2026, Q1 2026, and Q4 2025 respectively.
Peer Set

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) Gross Margin (Qtr)
1 Ceco Environmental 3.33 Bn 3.26 Bn 86.47 Mn 30.34%
2 LanzaTech Global 70.78 Mn 25.80 Mn 5.24 Mn 58.09%
3 Fuel Tech 50.36 Mn 30.75 Mn 2.68 Mn 41.25%
4 374Water 43.22 Mn 43.22 Mn 1.98 Mn 87.66%
5 Birchtech 25.69 Mn 13.85 Mn 1.03 Mn 27.24%
6 ClearSign Technologies 24.97 Mn 15.08 Mn 228,000.00 40.71%
7 Liqtech International 14.94 Mn -717,553.39 365,539.00 8.38%
8 TOMI Environmental Solutions 13.14 Mn 12.59 Mn 1.39 Mn 61.65%
Historic Data

Historic Data

Download Data
DateValue
Jun 30, 2026 40.71%
Mar 31, 2026 -205.76%
Dec 31, 2025 21.93%
Sep 30, 2025 35.76%
Jun 30, 2025 41.35%
Mar 31, 2025 48.88%
Dec 31, 2024 14.92%
Sep 30, 2024 29.64%
Jun 30, 2024 93.33%
Mar 31, 2024 39.66%
Dec 31, 2023 43.80%
Sep 30, 2023 28.24%
Jun 30, 2023 86.00%
Mar 31, 2023 11.86%
Dec 31, 2022 -14.00%
Sep 30, 2022 37.96%
Dec 31, 2021 5.56%
Sep 30, 2021 -46.32%
Mar 31, 2021 38.02%
Mar 31, 2018 25.47%