Fundamentals - AlphaKey Financial

Stock Fundamentals

Company Information

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Company Name

ClearSign Combustion Corporation

Sector

Industrials

Industry

Pollution & Treatment Controls

Exchange

NASDAQ

ISIN: US1850641028

CIK: 0001434524

CUSIP: 185064102

Currency: USD

Full Time Employees: 16

Phone: 918 236 6461

Website: https://www.clearsign.com

Fiscal Year End: December

IPO Date: Apr 25, 2012

Description:

ClearSign Technologies Corporation designs and develops products and technologies for the purpose of decarbonization and improving key performance characteristics of industrial and commercial systems in the United States, the People's Republic of China, and Hong Kong. The company's technologies include ClearSign core burner technology consists of an industrial burner body and a downstream porous ceramic or metal flame stabilizing structure; ClearSign core process burner technology that provides a direct burner replacement for traditional refinery process heaters; ClearSign core boiler burner technology; ClearSign core flaring burners that can be used individually, or in combination, to provide a flare product with extremely low nitrogen oxide emissions; and ClearSign eye flame sensor, an electrical flame sensor for industrial applications. It serves energy, institutional, commercial and industrial boiler, chemical, and petrochemical industries. ClearSign Technologies Corporation was formerly known as ClearSign Combustion Corporation and changed its name to ClearSign Technologies Corporation in November 2019. The company was incorporated in 2008 and is headquartered in Tulsa, Oklahoma.

Address:

8023 East 63 Place, Tulsa, OK, United States, 74133

Directors & Officers

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Name	Title	Year Born
Dr. Colin James Deller Ph.D.	CEO & Director	1969
Mr. Brent Hinds CPA	CFO & Secretary	1979
Mr. Matthew Martin	Chief Technology Officer	NA
Mr. Stephen Michael Sock	Senior Vice President of Business Development	NA

Institutional Holders

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Holder Name	Shares	Date Reported	% Out	Value	% Change
Vanguard Group Inc	1.32M	Dec 31, 2025	2.47%	$0.00	3.55%
Massey, Quick & Co. LLC	603.15K	Dec 31, 2025	1.12%	$0.01	0.00%
Geode Capital Management, LLC	523.23K	Sep 30, 2025	0.98%	$0.00	-5.50%
CAMBRIDGE Invest RESEARCH ADVISORS, INC.	443.00K	Sep 30, 2025	0.83%	$0.00	0.00%
BlackRock Inc	199.30K	Sep 30, 2025	0.37%	$0.00	0.00%
Creative Planning Inc	159.05K	Sep 30, 2025	0.30%	$0.00	12.13%
HighTower Advisors, LLC	126.81K	Sep 30, 2025	0.24%	$0.00	-1.55%
DDD Partners, LLC	120.00K	Dec 31, 2025	0.22%	$0.00	4.35%
State Street Corp	88.99K	Sep 30, 2025	0.17%	$0.00	0.00%
Renaissance Technologies Corp	77.80K	Dec 31, 2025	0.15%	$0.00	89.61%
Northern Trust Corp	75.47K	Sep 30, 2025	0.14%	$0.00	0.00%
Northwestern Mutual Wealth Management Co	71.73K	Sep 30, 2025	0.13%	$0.00	0.00%
Disciplined Investments, LLC	55.89K	Dec 31, 2025	0.10%	$0.01	0.00%
Americana Partners, LLC	55.00K	Dec 31, 2025	0.10%	$0.00	83.33%
Susquehanna International Group, LLP	49.84K	Sep 30, 2025	0.09%	$0.00	-52.12%
INTEGRITY ALLIANCE, LLC.	39.52K	Dec 31, 2025	0.07%	$0.00	0.00%
Highland Capital Management, LLC	32.45K	Sep 30, 2025	0.06%	$0.00	0.00%
Citadel Advisors Llc	26.71K	Sep 30, 2025	0.05%	$0.00	-39.72%
Wells Fargo & Co	21.05K	Sep 30, 2025	0.04%	$0.00	0.00%
Cubist Systematic Strategies, LLC	20.51K	Sep 30, 2025	0.04%	$0.00	0.00%

Shares Statistics

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Shares Outstanding: 53.62M

Shares Float: 44.03M

% Insiders: 556.90%

% Institutions: 2,392.20%

Short % Float: 0.37%

🏆 Top 10 Institutional Holders

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Rank	Holder Name	Shares Held	% of Shares	Change	Date Reported
1	Vanguard Group Inc	1.32M	2.47%	▲ 3.55%	Dec 31, 2025
2	Massey, Quick & Co. LLC	603.15K	1.12%	▲ 0.00%	Dec 31, 2025
3	Geode Capital Management, LLC	523.23K	0.98%	▼ 5.50%	Sep 30, 2025
4	CAMBRIDGE Invest RESEARCH ADVISORS, INC.	443.00K	0.83%	▲ 0.00%	Sep 30, 2025
5	BlackRock Inc	199.30K	0.37%	▲ 0.00%	Sep 30, 2025
6	Creative Planning Inc	159.05K	0.30%	▲ 12.13%	Sep 30, 2025
7	HighTower Advisors, LLC	126.81K	0.24%	▼ 1.55%	Sep 30, 2025
8	DDD Partners, LLC	120.00K	0.22%	▲ 4.35%	Dec 31, 2025
9	State Street Corp	88.99K	0.17%	▲ 0.00%	Sep 30, 2025
10	Renaissance Technologies Corp	77.80K	0.15%	▲ 89.61%	Dec 31, 2025

Valuation Metrics

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Enterprise Value: $19.72M

Trailing P/E: 0.00

Forward P/E: 72.99

Financial Highlights

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Market Cap: $30.12M

EBITDA: $-7.32M

PEG Ratio: $0.00

Book Value: $0.17

Earnings/Share: $-0.11

Profit Margin: -294.89%

Operating Margin: -170.07%

ROA (TTM): -31.46%

ROE (TTM): -53.13%

Revenue (TTM): $2.15M

Revenue/Share (TTM): $0.04

Earnings Growth (YOY): 0.00%

Revenue Growth (YOY): -44.60%

Stock Price History

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1 Year Price History

2 Years Price History

5 Years Price History

10 Years Price History

Download Financials (Excel)

Financial Charts

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Revenue & Net Income (Yearly)

Revenue & Net Income (Quarterly)

Operating Expenses (Yearly)

Operating Expenses (Quarterly)

Balance Sheet (Yearly)

Balance Sheet (Quarterly)

Assets Breakdown (Yearly)

Assets Breakdown (Quarterly)

Liabilities Breakdown (Yearly)

Liabilities Breakdown (Quarterly)

Earnings Per Share (EPS) History

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Financial Ratios (Yearly)

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Financial Ratios (Quarterly)

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Earnings History

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Date	EPS Actual	EPS Estimate	Difference	Surprise %
Mar 31, 2026	0.00	-0.03	N/A	10,000.00%
Sep 30, 2025	-0.03	-0.04	N/A	2,500.00%
Jun 30, 2025	-0.03	-0.04	N/A	2,500.00%
Mar 31, 2025	-0.04	-0.03	N/A	-3,333.33%
Sep 30, 2024	-0.02	-0.03	N/A	3,333.33%
Jun 30, 2024	-0.04	-0.04	N/A	0.00%
Mar 31, 2024	-0.02	-0.04	N/A	5,000.00%
Dec 31, 2023	-0.02	-0.04	N/A	3,825.00%
Sep 30, 2023	-0.03	-0.04	N/A	2,500.00%
Jun 30, 2023	-0.04	-0.04	N/A	0.00%
Mar 31, 2023	-0.03	-0.04	N/A	2,500.00%
Dec 31, 2022	-0.03	-0.04	N/A	2,500.00%
Sep 30, 2022	-0.03	-0.04	N/A	2,500.00%
Jun 30, 2022	-0.05	-0.04	N/A	-2,500.00%
Mar 31, 2022	-0.05	-0.06	N/A	1,666.67%
Dec 31, 2021	-0.04	-0.06	N/A	3,333.33%
Sep 30, 2021	-0.07	-0.07	N/A	0.00%
Jun 30, 2021	-0.07	-0.05	N/A	-4,000.00%
Mar 31, 2021	-0.07	-0.06	N/A	-1,666.67%
Dec 31, 2020	-0.06	-0.06	N/A	0.00%
Sep 30, 2020	-0.06	-0.05	N/A	-2,000.00%
Jun 30, 2020	-0.05	N/A	N/A	N/A
Mar 31, 2020	-0.07	N/A	N/A	N/A
Dec 31, 2019	-0.06	N/A	N/A	N/A
Sep 30, 2019	-0.08	N/A	N/A	N/A
Jun 30, 2019	-0.09	N/A	N/A	N/A
Mar 31, 2019	-0.09	N/A	N/A	N/A
Dec 31, 2018	-0.10	N/A	N/A	N/A
Sep 30, 2018	-0.09	N/A	N/A	N/A
Jun 30, 2018	-0.11	N/A	N/A	N/A
Mar 31, 2018	-0.13	N/A	N/A	N/A
Dec 31, 2017	-0.17	N/A	N/A	N/A
Sep 30, 2017	-0.16	N/A	N/A	N/A
Jun 30, 2017	-0.14	N/A	N/A	N/A
Mar 31, 2017	-0.16	N/A	N/A	N/A
Dec 31, 2016	-0.18	N/A	N/A	N/A
Sep 30, 2016	-0.30	N/A	N/A	N/A
Jun 30, 2016	-0.19	N/A	N/A	N/A
Mar 31, 2016	-0.20	N/A	N/A	N/A
Dec 31, 2015	-0.20	N/A	N/A	N/A
Sep 30, 2015	-0.15	N/A	N/A	N/A
Jun 30, 2015	-0.14	N/A	N/A	N/A
Mar 31, 2015	-0.14	N/A	N/A	N/A
Dec 31, 2014	-0.24	N/A	N/A	N/A
Sep 30, 2014	-0.18	N/A	N/A	N/A
Jun 30, 2014	-0.17	N/A	N/A	N/A
Mar 31, 2014	-0.18	N/A	N/A	N/A
Dec 31, 2013	-0.13	N/A	N/A	N/A
Sep 30, 2013	-0.15	N/A	N/A	N/A
Jun 30, 2013	-0.16	N/A	N/A	N/A
Mar 31, 2013	-0.15	N/A	N/A	N/A
Dec 31, 2012	-0.15	N/A	N/A	N/A
Sep 30, 2012	-0.13	N/A	N/A	N/A
Jun 30, 2012	-0.13	N/A	N/A	N/A

Balance Sheet (Yearly)

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Date	Cash	Total Debt	Total Assets	Total Liabilities	Total Equity
2024-12-31	$14.04M	$N/A	$15.92M	$2.15M	$13.76M
2023-12-31	$5.68M	$N/A	$7.62M	$2.43M	$5.19M
2022-12-31	$6.45M	$N/A	$10.93M	$1.37M	$9.55M
2021-12-31	$7.61M	$N/A	$9.36M	$1.08M	$8.28M
2020-12-31	$8.82M	$N/A	$11.12M	$1.58M	$9.54M
2019-12-31	$8.55M	$N/A	$10.94M	$1.72M	$9.22M
2018-12-31	$8.95M	$N/A	$18.57M	$1.73M	$16.84M
2017-12-31	$1.25M	$N/A	$4.16M	$1.73M	$2.43M
2016-12-31	$1.26M	$N/A	$3.79M	$1.54M	$2.24M
2015-12-31	$10.99M	$N/A	$14.20M	$1.62M	$12.58M
2014-12-31	$1.85M	$N/A	$4.60M	$1.64M	$2.96M
2013-12-31	$2.69M	$N/A	$4.70M	$914.00K	$3.79M
2012-12-31	$8.03M	$N/A	$9.12M	$479.00K	$8.64M
2011-12-31	$929.96K	$N/A	$1.64M	$761.74K	$874.42K
2010-12-31	$25.00	$N/A	$100.52K	$417.33K	$-316.81K
2009-12-31	$49.00	$N/A	$56.72K	$246.06K	$-189.33K

Financial Ratios

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Date	Current Ratio	Debt/Equity	Debt/Assets	Interest Coverage	Debt/EBITDA
2024-12-31	7.28x	0.01x	0.14x	N/A	-0.01x
2023-12-31	2.89x	0.01x	0.32x	N/A	-0.01x
2022-12-31	8.49x	0.01x	0.13x	-31.53x	-0.02x
2021-12-31	10.98x	0.02x	0.12x	-8,145.00x	-0.03x
2020-12-31	8.69x	0.04x	0.14x	N/A	-0.06x
2019-12-31	6.92x	0.02x	0.16x	N/A	-0.02x
2018-12-31	10.03x	0.03x	0.09x	N/A	-0.06x
2017-12-31	1.17x	0.21x	0.42x	N/A	-0.05x
2016-12-31	1.23x	0.22x	0.41x	N/A	-0.04x
2015-12-31	6.89x	0.00x	0.11x	N/A	0.00x
2014-12-31	1.58x	0.00x	0.36x	N/A	0.00x
2013-12-31	3.18x	0.00x	0.19x	N/A	0.00x
2012-12-31	18.21x	0.00x	0.05x	-4,210.00x	0.00x
2011-12-31	1.84x	0.05x	0.47x	-18,857.34x	-0.02x
2010-12-31	0.10x	0.00x	4.15x	N/A	0.00x
2009-12-31	0.00x	0.00x	4.34x	N/A	0.00x

Insider Trading

Date	Insider Name	Title	Transaction Type	Shares	Price	Value
Jun 24, 2024	Robert Thurston Sr Hoffman Sr	N/A	Purchase	3.35M	$0.91	$3.05M

📦 Raw API Data (JSON Explorer)

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Comprehensive raw data returned from the EOD Fundamentals API. Expand sections below to drill down.

Stock Fundamentals

Company Information

Directors & Officers

Institutional Holders

Shares Statistics

🏆 Top 10 Institutional Holders

Valuation Metrics

Financial Highlights

Stock Price History

1 Year Price History

2 Years Price History

5 Years Price History

10 Years Price History

Financial Charts

Revenue & Net Income (Yearly)

Revenue & Net Income (Quarterly)

Operating Expenses (Yearly)

Operating Expenses (Quarterly)

Balance Sheet (Yearly)

Balance Sheet (Quarterly)

Assets Breakdown (Yearly)

Assets Breakdown (Quarterly)

Liabilities Breakdown (Yearly)

Liabilities Breakdown (Quarterly)

Earnings Per Share (EPS) History

Financial Ratios (Yearly)

Financial Ratios (Quarterly)

Earnings History

Balance Sheet (Yearly)

Financial Ratios

Insider Trading

📦 Raw API Data (JSON Explorer)

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