ClearSign Technologies CLIR
NASDAQ CLIR
$4.22 -0.17 (-3.83%)
As of: Sep 9, 2026 · 2:16 PM EDT

ClearSign Technologies (CLIR) Research & Development (2011 - 2026)

ClearSign Technologies' (CLIR) quarterly Research & Development came in at $448000.0 in Q2 2026, up 81.38% on a YoY basis from $247000.0 in Q2 2025, and up 79.92% quarter-over-quarter from $249000.0 in Q1 2026.

Analysis

ClearSign Technologies (CLIR) Research & Development (2011 - 2026) Analysis & Trends

ClearSign Technologies (CLIR) has reported Research & Development for 16 consecutive years, with $448000.0 the latest figure, recorded in Q2 2026.

  • For the quarter ending Q2 2026, Research & Development rose 81.38% year-over-year to $448000.0; the trailing twelve-month figure through Jun 2026 stood at $1.4 million (down 3.85% YoY), and the FY2025 full-year result was $1.4 million, down 3.33% from the prior year.
  • Research & Development advanced to $448000.0 in Q2 2026 per CLIR's latest filing, from $249000.0 in the prior quarter.
  • Across five years, Research & Development topped out at $459000.0 in Q4 2024 and bottomed at $93000.0 in Q3 2023.
  • Historically, Research & Development has averaged $268555.6 across 5 years, with a median of $265000.0 in 2024.
  • The sharpest annual moves came in 2022 and 2024: Research & Development slumped 91.48% in 2022, then jumped 253.76% in 2024.
  • Over 5 years, Research & Development stood at $112000.0 in 2022, then jumped by 166.96% to $299000.0 in 2023, then surged by 53.51% to $459000.0 in 2024, then slipped by 8.93% to $418000.0 in 2025, then advanced by 7.18% to $448000.0 in 2026.
  • According to Business Quant data, Research & Development over the past three periods registered $448000.0, $249000.0, and $418000.0 for Q2 2026, Q1 2026, and Q4 2025 respectively.
Peer Set

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) R&D (Qtr)
1 Ceco Environmental 3.21 Bn 3.15 Bn 86.47 Mn -
2 LanzaTech Global 80.11 Mn 35.13 Mn 5.24 Mn 1.96 Mn
3 Fuel Tech 48.39 Mn 28.78 Mn 2.68 Mn 646,000.00
4 374Water 44.21 Mn 44.21 Mn 1.98 Mn 284,589.00
5 ClearSign Technologies 24.66 Mn 14.77 Mn 228,000.00 448,000.00
6 Birchtech 23.54 Mn 11.71 Mn 1.03 Mn 587,433.00
7 TOMI Environmental Solutions 13.52 Mn 12.97 Mn 1.39 Mn 38,052.00
8 Liqtech International 11.86 Mn -3.91 Mn 365,539.00 271,745.00
Historic Data

Historic Data

Download Data
DateValue
Jun 30, 2026 448,000.00
Mar 31, 2026 249,000.00
Dec 31, 2025 418,000.00
Sep 30, 2025 310,000.00
Jun 30, 2025 247,000.00
Mar 31, 2025 447,000.00
Dec 31, 2024 459,000.00
Sep 30, 2024 329,000.00
Jun 30, 2024 402,000.00
Mar 31, 2024 281,000.00
Dec 31, 2023 299,000.00
Sep 30, 2023 93,000.00
Jun 30, 2023 187,000.00
Mar 31, 2023 160,000.00
Dec 31, 2022 112,000.00
Sep 30, 2022 97,000.00
Jun 30, 2022 188,000.00
Mar 31, 2022 108,000.00
Dec 31, 2021 244,000.00
Sep 30, 2021 1.14 Mn