ClearSign Technologies Price to Book Ratio 2012-2025 | CLIR

Historical price to book ratio values for ClearSign Technologies (CLIR) over the last 10 years. The current price to book ratio for ClearSign Technologies as of February 06, 2026 is 3.35.

ClearSign Technologies Price/Book Ratio Historical Data
Date Stock Price Book Value per Share Price to Book Ratio
2026-02-06 0.58 3.35
2025-09-30 0.77 $0.17 4.46
2025-06-30 0.56 $0.20 2.82
2025-03-31 0.75 $0.23 3.27
2024-12-31 1.44 $0.27 5.26
2024-09-30 0.85 $0.30 2.88
2024-06-30 0.83 $0.32 2.64
2024-03-31 0.97 $0.11 8.44
2023-12-31 1.11 $0.13 8.27
2023-09-30 1.09 $0.15 7.07
2023-06-30 1.31 $0.19 7.06
2023-03-31 0.80 $0.22 3.58
2022-12-31 0.54 $0.25 2.13
2022-09-30 0.92 $0.28 3.23
2022-06-30 1.21 $0.28 4.32
2022-03-31 1.63 $0.24 6.93
2021-12-31 1.38 $0.26 5.26
2021-09-30 2.00 $0.30 6.70
2021-06-30 4.80 $0.37 12.87
2021-03-31 5.68 $0.38 14.90
2020-12-31 2.93 $0.32 9.24
2020-09-30 2.26 $0.37 6.19
2020-06-30 2.08 $0.24 8.77
2020-03-31 0.72 $0.29 2.53
2019-12-31 0.76 $0.35 2.21
2019-09-30 1.23 $0.40 3.07
2019-06-30 1.15 $0.48 2.42
2019-03-31 0.90 $0.56 1.61
2018-12-31 1.02 $0.63 1.61
2018-09-30 1.60 $0.73 2.21
2018-06-30 2.00 $0.46 4.32
2018-03-31 2.03 $0.57 3.56
2017-12-31 3.60 $0.16 23.11
2017-09-30 3.55 $0.31 11.41
2017-06-30 3.80 $0.46 8.26
2017-03-31 3.90 $0.59 6.58
2016-12-31 3.40 $0.17 19.68
2016-09-30 6.00 $0.34 17.90
2016-06-30 5.01 $0.62 8.13
2016-03-31 3.99 $0.79 5.04
2015-12-31 4.85 $0.98 4.96
2015-09-30 6.19 $1.16 5.34
2015-06-30 5.41 $1.29 4.19
2015-03-31 5.29 $1.41 3.75
2014-12-31 7.33 $0.31 23.98
2014-09-30 6.68 $0.52 12.80
2014-06-30 9.18 $0.68 13.44
2014-03-31 10.91 $0.84 13.02
2013-12-31 11.45 $0.43 26.63
2013-09-30 7.05 $0.56 12.65
2013-06-30 8.72 $0.71 12.37
2013-03-31 7.11 $0.85 8.36
2012-12-31 4.84 $0.99 4.91
2012-09-30 7.04 $1.12 6.29
2012-06-30 6.78 $1.25 5.44
Sector Industry Market Cap Revenue
Industrial Products Industrial Services $0.031B $0.004B
ClearSign Technologies Corporation provides industrial combustion and sensing technologies for industrial and commercial systems. The company's OEM products consists ClearSign Core(TM) and ClearSign Eye(TM) and other sensing configurations. It serves energy, commercial/industrial boiler, chemical, petrochemical, transport and power industries. ClearSign Technologies Corporation, formerly known as ClearSign Combustion Corporation, is based in Seattle, United States.
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