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

ClearSign Technologies (CLIR) Price to Book (2012 - 2026)

ClearSign Technologies' (CLIR) quarterly Price to Book came in at 2.35 in Q2 2026, down 16.49% on a YoY basis from 2.82 in Q2 2025, and down 23.9% quarter-over-quarter from 3.09 in Q1 2026.

Analysis

ClearSign Technologies (CLIR) Price to Book (2012 - 2026) Analysis & Trends

ClearSign Technologies (CLIR) has reported Price to Book for 15 consecutive years, with 2.35 the latest figure, recorded in Q2 2026.

  • For the quarter ending Q2 2026, Price to Book fell 16.49% year-over-year to 2.35; the trailing twelve-month figure through Jun 2026 stood at 2.35 (down 16.49% YoY), and the FY2025 full-year result was 3.11, down 40.9% from the prior year.
  • Price to Book retreated to 2.35 in Q2 2026 per CLIR's latest filing, from 3.09 in the prior quarter.
  • Across five years, Price to Book topped out at 8.45 in Q1 2024 and bottomed at 2.13 in Q4 2022.
  • Historically, Price to Book has averaged 4.5 across 5 years, with a median of 3.42 in 2023.
  • The sharpest annual moves came in 2022 and 2023: Price to Book tumbled 66.47% in 2022, then surged 287.64% in 2023.
  • Over 5 years, Price to Book stood at 2.13 in 2022, then soared by 287.64% to 8.27 in 2023, then slumped by 36.39% to 5.26 in 2024, then slumped by 40.9% to 3.11 in 2025, then slipped by 24.3% to 2.35 in 2026.
  • According to Business Quant data, Price to Book over the past three periods registered 2.35, 3.09, and 3.11 for Q2 2026, Q1 2026, and Q4 2025 respectively.
Peer Set

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (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
3 Fuel Tech 48.39 Mn 28.78 Mn 2.68 Mn
4 374Water 44.21 Mn 44.21 Mn 1.98 Mn
5 ClearSign Technologies 24.66 Mn 14.77 Mn 228,000.00
6 Birchtech 23.54 Mn 11.71 Mn 1.03 Mn
7 TOMI Environmental Solutions 13.52 Mn 12.97 Mn 1.39 Mn
8 Liqtech International 11.86 Mn -3.91 Mn 365,539.00
Historic Data

Historic Data

Download Data
DateValue
Jun 30, 2026 2.35
Mar 31, 2026 3.09
Dec 31, 2025 3.11
Sep 30, 2025 4.46
Jun 30, 2025 2.82
Mar 31, 2025 3.27
Dec 31, 2024 5.26
Sep 30, 2024 2.88
Jun 30, 2024 2.64
Mar 31, 2024 8.45
Dec 31, 2023 8.27
Sep 30, 2023 7.07
Jun 30, 2023 7.06
Mar 31, 2023 3.58
Dec 31, 2022 2.13
Sep 30, 2022 3.23
Jun 30, 2022 4.32
Mar 31, 2022 6.93
Dec 31, 2021 5.26
Sep 30, 2021 6.70