ClearSign Technologies Corporation CLIR

3.45 (0.01) (0.29%) as of 25 Sep
Market cap
$23.6M
P/E
0.0×
Growth Flags show if company had growth for consecutive years,
Insider Buys alert about insiders buying in the last 12 month

Insider Decisions

Total buys 1.80
in millions of $
Nov 25 Feb 26 May 26 Aug 26
Buy — — — — — 1 1 — — 1 — —
Sell — — — — — — — — — — — —
Insider Ownership 0.00%

Capital & Financial Ratios

Market Cap 23.55
Revenue 5.45
Net Income (5.24)
Free Cash Flow (5.83)
Net Debt (9.89)
Current Ratio 4.78
Debt/Equity 0.00
P/E ratio 0.00
P/S ratio 3.75
P/B ratio 2.08
Past 5Y EPS Growth 19.36%
This Y EPS Growth 5.05%
Next Y EPS Growth 44.15%
Next 5Y EPS Growth 65.69%
in millions of $

Dividends

Payout Ratio 0.00
Annual Dividend Rate —
Annual Dividend Yield —
total individual payouts
2023 Powerpack
2022 Powerpack
2021 Powerpack
2019 Powerpack
2018 Powerpack
2017 Powerpack
predictions in italic, special payouts not included in total or ratios

Assets vs Liabilities

2023 2024 2025 Q'26
Cash 6 14 9 10
Receivables 0 0 1 0
Inventory — — — —
Other 0 1 0 0
7 15 11 11
2023 2024 2025 Q'26
Payables 0 1 2 1
ST’ Debt — — — —
Other 1 0 0 0
2 2 3 2
in millions of $

Compound Annual Growth

10y 5y 3y
Sales — 58.09% 140.98%
Cash Flow 0.00% 0.00% 0.00%
Earnings 0.00% 0.00% 0.00%
Book Value (2.74%) (0.02%) (0.08%)

Revenue

Mar Jun Sep Dec Year
’26 0 1 — — —
’25 0 0 1 4 5
’24 1 0 2 1 4
’23 1 0 0 1 2
’22 — — 0 0 0
’21 0 — 0 0 1
’18 1 — — — 1
in millions of $ · fiscal quarters ending in the months shown

Operating Cash Flow

Mar Jun Sep Dec Year
’26 (1) (1) — — —
’25 (1) (1) (2) (1) (5)
’24 (1) (2) (1) 0 (4)
’23 (1) 0 (1) (1) (3)
’22 (2) (2) (1) (1) (5)
’21 (2) (2) (2) (1) (7)
’20 (1) (2) (1) (2) (6)
in millions of $ · fiscal quarters ending in the months shown

Free Cash Flow

Mar Jun Sep Dec Year
’26 (1) (1) — — —
’25 (1) (1) (2) (1) (5)
’24 (1) (2) (1) 0 (5)
’23 (1) 0 (1) (2) (3)
’22 (2) (2) (1) (1) (5)
’21 (2) (2) (2) (1) (7)
’20 (1) (2) (1) (2) (6)
in millions of $ · fiscal quarters ending in the months shown

EPS

Mar Jun Sep Dec Year
’26 (0.39) (0.22) — — —
’25 (0.40) (0.30) (0.30) (0.05) (0.99)
’24 (0.30) (0.40) (0.20) (0.20) (1.10)
’23 (0.40) (0.40) (0.30) (0.20) (1.30)
’22 (0.50) (0.50) (0.30) (0.30) (1.60)
’21 (0.70) (0.70) (0.70) (0.40) (2.50)
’20 (0.70) (0.50) (0.60) (0.60) (2.50)
fiscal quarters ending in the months shown

Target Price Range

Analyst price targets

Recommendation Rating

1
1Buy 2 3Hold 4 5Sell
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028
26.80 17.50 7.70 7.10 3.50 11.90 5.00 5.00 6.20 4.60

Analyst estimates 2026–2028

Powerpack
Low Price
62.40 47.00 36.00 15.00 41.10 60.00 17.80 17.50 17.20 16.00
High Price
20 18 18 15 15 12 16 15 18 15
Employees
0 0 0 0 0 0 0 0 0 0
Revenue/Emp
1 1 1 — — 1 0 2 4 5
Revenue
21.90% 29.63% 19.43% 0.00% 0.00% (74.46%) 31.02% 34.00% 31.09% 27.21%
Gross Margin
(11) (10) (9) (8) (7) (8) (6) (5) (5) (5)
EBT
(1,799.19%) (1,792.59%) (1,792.45%) 0.00% 0.00% (1,300.16%) (1,539.57%) (216.15%) (147.36%) (105.01%)
EBT Margin
(11) (10) (9) (8) (7) (8) (6) (5) (5) (5)
Net Income
0 0 0 0 0 1 0 0 0 0
Depreciation
0.48 0.35 0.23 0.00 0.00 0.19 0.11 0.62 0.73 0.94
Revenue/Sh
(8.60) (6.30) (4.20) (3.20) (2.50) (2.50) (1.60) (1.30) (1.10) (0.99)
Earnings/Sh
(6.71) (5.35) (3.67) (2.58) (2.14) (2.15) (1.41) (0.84) (0.89) (0.85)
Cash Flow/Sh
(0.82) (0.27) (0.22) (0.16) (0.07) (0.07) (0.04) (0.05) (0.04) (0.02)
Capex/Sh
(7.52) (5.63) (3.89) (2.74) (2.21) (2.22) (1.45) (0.89) (0.94) (0.87)
Free CF/Sh
1.74 1.58 7.40 3.46 3.43 2.65 2.70 1.35 2.81 1.72
Book Value/Sh
1 2 2 3 3 3 4 4 5 6
Shares
0.00 0.00 0.00 — — 0.00 0.00 0.00 0.00 0.00
PE Ratio
57.54 46.49 16.29 — — 37.91 30.31 17.14 19.60 5.94
PS Ratio
19.59 22.19 1.38 — — 5.20 1.96 7.93 5.12 3.26
PB Ratio
56.35 45.58 5.26 — — 31.52 16.02 14.86 15.75 4.22
EV/Sales
(4.43) (6.10) (0.85) — — (5.18) (1.93) (10.41) (12.33) (4.56)
EV/FCF
(9) (8) (8) (7) (6) (7) (5) (3) (4) (5)
Op' Cash Flow
(1) 0 (1) 0 0 0 0 0 0 0
Capex
(10) (9) (9) (7) (6) (7) (5) (3) (5) (5)
FCF
0 0 15 8 8 7 9 4 13 9
Working Cap'
0 0 0 0 0 0 0 — — —
Total Debt
(1) (1) (16) (8) (9) (7) (9) (6) (14) (9)
Net Debt
2 2 17 9 10 8 10 5 14 10
Sh' Equity
(120.87%) (229.19%) (83.34%) (57.33%) (62.40%) (77.05%) (56.76%) (56.02%) (44.34%) (38.62%)
ROA
(523.40%) (439.86%) (530.31%) (491.24%) (447.57%) (496.65%) (530.25%) 0.00% 0.00% (1,184.48%)
ROIC
(150.76%) (414.03%) (98.24%) (64.89%) (73.36%) (88.55%) (64.57%) (70.46%) (55.91%) (47.19%)
ROE
predictions in italic, sparklines do not include predictions

All 10 years →

Fiscal years to Dec 2025 · latest quarter Jun 2026

ClearSign Technologies Corporation peers in Pollution & Treatment Controls

All 18 Pollution & Treatment Controls stocks →

ClearSign Technologies Corporation (CLIR) key facts

  • ClearSign Technologies Corporation (CLIR) is a Pollution & Treatment Controls company in the Industrials sector, listed on Nasdaq.
  • ClearSign Technologies Corporation’s revenue for fiscal 2025 (year ended December 2025) was $5.2 million, up 45.6% from fiscal 2024.
  • As of September 25, 2026, CLIR traded at $3.45, a market capitalization of $23.6 million.
  • Return on equity was −47.2% and debt-to-equity 0.00.

Source: company filings (standardised) and stockrow calculations.

ClearSign Technologies Corporation (CLIR) Latest News

News by impact score

Fine-tune

20 Aug

4 transcript

ClearSign Technologies Corp posted a 321% revenue surge in Q2 2026 earnings highlights amid ongoing operations. A 321% revenue surge signals major growth that can significantly shift company trajectory and investor views.

3 transcript

ClearSign Technologies Corporation held its Q2 2026 earnings call covering financial results, operations and outlook. Q2 earnings call provides financial results and guidance that can influence near-term stock sentiment and operations.

11 Aug

3

CLIR reported Q2 earnings that beat estimates due to volume growth and lower costs. Q2 earnings beat signals improved operational performance with potential short-term positive effects on market sentiment.

3

ClearSign Technologies Corporation appoints former ExxonMobil Global Technology Leader Larry Saddler to its Board of Directors. Board addition of ExxonMobil technology executive supplies relevant industry expertise that may support operations without altering core trajectory.

28 May

3

ClearSign Technologies Corporation announces proposed public offering of common stock. Public stock offering raises capital for operations but dilutes shares and may pressure near-term stock price.

21 May

3

ClearSign Technologies missed Q1 earnings estimates as revenues declined year over year. Q1 earnings miss combined with falling revenues directly pressures near-term financial results and investor sentiment for the company.

3

ClearSign Technologies Corp reported Q1 2026 earnings call results focused on strategic advances amid current market conditions. Strategic advances from earnings call point to moderate effects on operations and positioning.

20 May

3

ClearSign Technologies Corporation issued its first quarter 2026 update covering financial results, project progress, and operational developments for the period ending March 2026. Quarterly updates deliver financial and operational data that can moderately sway near-term investor sentiment and valuation without altering long-term strategy.

14 May

4

ClearSign Technologies Corporation received an order for the next phase of its 32-burner project at a California refinery. Advancing to the next phase of a major 32-burner refinery project signals revenue potential and technology validation.

10 Apr

4

ClearSign Technologies Corporation released its Q4 2025 earnings call summary, detailing financial results, operational updates, and future outlook. Q4 2025 earnings call summary provides key financial metrics, guidance, and strategic insights likely to significantly sway investor sentiment and stock trajectory.

4

ClearSign Technologies Corp (CLIR) reported record revenue surge in Q4 2025 earnings call, highlighting strong financial performance and positive outlook. Record revenue surge signals major financial improvement, likely boosting investor sentiment and altering growth trajectory.

9 Apr

4

ClearSign Technologies Corporation released its fourth quarter and full year 2025 update, covering operational progress, financial results, and strategic developments. Quarterly and annual updates reveal financial performance and operational milestones that significantly influence stock price and investor outlook.

11 Mar

4

ClearSign Technologies Corporation reported successful testing of its Flexible Fuel Burner, achieving sub-5ppm NOx emissions in a Department of Energy Small Business Innovation Research project. DOE-funded validation of ultra-low emission burner technology enhances commercialization potential and competitive edge in clean combustion market.

17 Feb

4

ClearSign Technologies Corporation received its fifth order for low-emission flares from an energy company in California, highlighting continued demand for its combustion technology in a regulated market. Fifth repeat order from a California energy firm signals strong market validation and potential revenue growth for ClearSign's core low-emission flare technology.

7 Jan

3

ClearSign Technologies Corporation (CLIR) announced preliminary financial results for 2025, projecting record fourth quarter revenues of approximately $3.6 million and full year revenues of around $5.2 million, both figures being unaudited. The projected revenue growth indicates a moderately noticeable influence on financial performance.

24 Dec

3

ClearSign Technologies Corporation's cash burn rate is not a major concern for investors, as the company has sufficient liquidity to sustain its operations. Analysts believe that the current cash reserves will allow ClearSign to navigate through its development phase without immediate financial distress. The company's strategic focus on innovative technologies in the emissions reduction sector positions it favorably for future growth, despite the challenges of cash management. The cash burn rate and liquidity situation may moderately influence investor sentiment and operational strategies but are not expected to drastically change the company's overall trajectory.

26 Nov

4

ClearSign Technologies Corporation (CLIR) is experiencing a shift in market sentiment as bearish control weakens. Analysts highlight positive developments within the company, suggesting that its innovative technologies and strategic positioning could lead to significant growth. The current market conditions and investor interest indicate a favorable outlook, prompting recommendations for buying shares now. Positive developments and strategic positioning are likely to significantly impact the company's future performance and investor sentiment.

20 Nov

3

ClearSign Technologies Corporation reported its Q3 2025 earnings, highlighting challenges in revenue generation while outlining strategies to navigate market conditions. The company emphasized its focus on product development and operational efficiency to enhance financial performance. Management provided insights into future growth opportunities and addressed investor concerns regarding market dynamics and competition. Challenges in revenue generation and strategic focus on product development indicate a moderately noticeable influence on future performance.

19 Nov

3

ClearSign Technologies Corporation provided an update for the third quarter of 2025, highlighting key financial metrics and operational developments. The company reported progress in its technology initiatives and partnerships, which are expected to enhance its market position. Additionally, ClearSign outlined its strategic goals for the upcoming quarters, focusing on innovation and customer engagement to drive growth. The update indicates moderate advancements in technology and partnerships that may influence future performance but are not expected to drastically change the company's trajectory.

14 Nov

3

ClearSign Technologies Corporation reported its Q3 earnings, highlighting key financial metrics and operational updates. The company continues to focus on its innovative technologies aimed at improving energy efficiency and reducing emissions. Despite challenges in the market, ClearSign remains optimistic about future growth opportunities and strategic partnerships. The earnings report indicates moderate financial performance and operational updates that may influence investor sentiment and market positioning.

4 Nov

4

ClearSign Technologies Corporation has received an order for its ClearSign Core(TM) 'M' Series burner from a multinational energy company for a mid-stream facility located in West Texas. This order signifies a continued partnership and highlights the company's innovative technology in the energy sector. The order represents a significant strategic move that could enhance ClearSign's market position and investor sentiment.

28 Oct

3

ClearSign Technologies Corporation has received an order for its ClearSign Core(TM) 'M' Series burner from a mid-stream operator in New Mexico. This order signifies the company's ongoing efforts to expand its market presence and enhance its product offerings in the energy sector. The order indicates a moderately noticeable influence on ClearSign's market position and potential financial performance.

23 Oct

4

ClearSign Technologies Corporation has received its fourth order for a low-emission flare burner from a leading energy producer in California. This order underscores the growing demand for environmentally friendly technologies in the energy sector, particularly in California's stringent regulatory environment. The company continues to expand its footprint in the market with innovative solutions aimed at reducing emissions. The order signifies a strategic move towards sustainable energy solutions, likely enhancing market positioning and investor sentiment.

8 Oct

4

ClearSign Technologies Corporation has secured an initial engineering order for a 32-burner system, marking a significant step in its product development and market engagement. This order is expected to enhance the company's offerings in the industrial burner market, potentially leading to further orders and partnerships. The engineering order signifies confidence in ClearSign's technology and its application in improving efficiency and reducing emissions in industrial processes. Securing an initial engineering order indicates a significant strategic move that could enhance market positioning and investor sentiment.

7 Oct

4

ClearSign Technologies Corporation has secured a significant engineering order for a 32-burner system from a global supermajor, marking a notable advancement in its business operations. This order is expected to enhance ClearSign's market presence and demonstrate the effectiveness of its technology in large-scale applications. The collaboration with a major player in the industry underscores the growing demand for innovative solutions in energy efficiency and emissions reduction. Securing a large engineering order from a global supermajor is likely to significantly impact ClearSign's future performance and market positioning.

30 Sep

4

ClearSign Technologies Corporation has secured a significant customer in the petrochemical sector for burner testing, marking a notable advancement in its business operations. This partnership is expected to enhance the company's market presence and validate its technology in a key industry. Securing a major customer in the petrochemical sector is likely to significantly impact future performance and investor sentiment.

23 Sep

4

ClearSign Technologies Corporation has announced an order for comprehensive testing of a burner capable of operating on 100% hydrogen. This initiative aligns with the company's focus on developing advanced combustion technologies that support cleaner energy solutions. The testing aims to demonstrate the burner's efficiency and performance in hydrogen applications, potentially positioning ClearSign as a leader in the transition to hydrogen fuel. The order for testing a 100% hydrogen capable burner represents a significant strategic move that could enhance the company's competitive positioning in the emerging hydrogen market.

18 Sep

4

ClearSign Technologies Corporation has received an initial engineering order for a multi-burner heater, marking a significant step in its product development and potential market expansion. This order is expected to enhance the company's offerings in the industrial heating sector, aligning with its strategic goals. The initial engineering order indicates a significant strategic move that could enhance product offerings and market positioning.

17 Sep

4

ClearSign Technologies Corporation has secured an engineering order for a multi-burner heater at a Texas refinery, marking a significant step in its operational capabilities and market presence. The engineering order represents a strategic move that could enhance ClearSign's market position and financial performance.

4 Sep

3

ClearSign Technologies Corporation announced its participation in the H.C. Wainwright 27th Annual Global Investment Conference, where the company will present its innovative technologies and business strategies to potential investors and stakeholders. Participation in investment conferences can enhance visibility and attract interest, but the immediate impact on financial performance is expected to be limited.

stockrow.com/CLIR · Data as of Jun 30, 2026 · For information only; not investment advice. · © 2026 stockrow.com