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ClearSign Technologies Corporation (CLIR)

NASDAQ

$3.94

$-0.04

(-0.98%)

Previous Close: ⁦$4.10⁩

Market Closed

ClearSign Technologies Corporation (CLIR) Live Price Chart

Last updated: ⁦2026-09-06 02:55:00⁩. Prices reflect the latest closing data and will resume updating on the next trading day. Stock price data is sourced from Massive.

Summary

ClearSign Technologies Corporation (CLIR) operates in the INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL sector and is listed on NASDAQ. The stock is currently priced at $3.94, with a market capitalization of $28.93M and a P/E ratio of --. Over the past 52 weeks, its price has ranged from $3.16 to $11.20. This page covers its latest market performance, valuation, price trends and company information.

Key Market Data

Market Cap	$28.93M
Open	$3.98
Day's High	$138.70
Day's Low	$3.16
Previous Close	$4.10
Volume	9.07K
Average Volume	--
P/E Ratio	--
52-Week High	$11.20
52-Week Low	$3.16
Dividend Yield	--
Earnings Date	--

ClearSign Technologies Corporation (CLIR) Latest Closing Stock Price

ClearSign Technologies Corporation (CLIR) last closed at $4.10 as of 2026-09-04 20:11:00, unchanged from the previous close of $4.10.

During the latest regular trading session, CLIR traded between $3.16 and $138.70, with a volume of 9.07K shares. The closing price was near the lower end and near the lower end of its 52-week range.

ClearSign Technologies Corporation (CLIR) 7-Day Stock Price Change

Over the past seven days, ClearSign Technologies Corporation (CLIR) moved from $4.35 to $3.94, representing a decline of 9.40% ($0.41).

The stock traded between $3.90 and $4.11 during the period. The latest price is near the lower end of the 7-day range, indicating strong downward.

The average daily volume was 11.54 thousand shares, down versus the previous seven-day period, indicating lower trading activity.

CLIR 52-Week Price Position

Position in Range: 9.7%

52W Low$3.16

52W High$11.20

CLIR is currently trading at $3.94, placing it 9.7% of the way from its 52-week low of $3.16 to its 52-week high of $11.20. This percentage reflects the stock's relative position within its 52-week trading range, not its valuation or future performance.

What is ClearSign Technologies Corporation (CLIR)?

ClearSign Technologies Corp is engaged in designing and develop technologies for the purpose of decarbonization and improving key performance characteristics of industrial and commercial combustion systems, including emission and operational performance, energy efficiency and overall cost-effectiveness. Its ClearSign Core technology has been proved to be in full scale industrial test furnaces and boilers and first customer installations are currently operating in normal commercial applications The company offers products that include process burners, boiler burners, flares, and ClearSign Eye. The company operates in one segment: Combustion segment. The products of the company include: Process Burners, Midstream and Power, Flares, Boiler Burners, and Sensing Technology.

ClearSign Technologies Corporation Information

Industry	INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL
Employees	15
Exchange	NASDAQ
Company Website	https://www.clearsign.com

How to Buy ClearSign Technologies Corporation (CLIR) Stock on MEXC

Eligible investors can buy real shares of ClearSign Technologies Corporation (CLIR) through MEXC RealStocks. Follow these three steps to open a RealStocks account, transfer USDT, and place a US stock order.

Step 1: Open and Verify Your RealStocks Account

Log in to the MEXC App, go to Trade → RealStocks, and select Open Account. Complete the required account-opening and identity verification process with MEXC's partner licensed broker.

Step 2: Transfer USDT to Your RealStocks Account

Go to Wallets → RealStocks and transfer USDT from your Spot Account to your RealStocks Account. RealStocks are quoted in USD, while account funding can be completed using USDT.

Step 3: Search for CLIR and Place Your Order

Open the RealStocks trading page and search for CLIR. Select a market or limit order, enter the price and quantity as required, review the order details, and submit your order. Once filled, the corresponding real shares will be held in your RealStocks Account.

Frequently Asked Questions (FAQ)

1.What is ClearSign Technologies Corporation (CLIR) stock price today?

ClearSign Technologies Corporation (CLIR) is currently trading at $ 3.94, down 3.83% ($0.16) from the previous close of $ 4.10. Intraday prices update in real time during regular trading hours.

2.Is CLIR stock going up or down today?

As of 2026-09-04 20:11:00, CLIR is trading at $ 3.94, down 3.83% ($0.16) from its previous close of $ 4.10. The stock has traded between $ 3.16 and $ 138.70 during today’s regular session. Past price movements do not guarantee future results.

3.What is CLIR pre-market price?

As of 2026-09-04 20:11:00, CLIR is trading at $ 3.98 in pre-market trading, down 3.00% ($0.12) from the previous close of $ 4.10. Pre-market prices reflect trading activity before the regular session opens and may experience lower liquidity and higher volatility.

4.What is CLIR after-hours price?

As of 2026-09-04 20:11:00, CLIR is trading at $ 3.94 in after-hours trading, down 3.86% ($0.16) from the regular-session close of $ 4.10. After-hours prices may differ from the regular session’s opening price due to lower liquidity and wider bid-ask spreads.

5.Is CLIR stock trading now?

CLIR trades on the NASDAQ exchange during regular hours, Monday through Friday, 9:30 AM to 4:00 PM ET, excluding public holidays. Pre-market and after-hours trading are also available through select brokers outside these hours.

6.Where does CLIR sit relative to its 52-week high and low?

Over the past 52 weeks, CLIR has traded between a low of $ 3.16 and a high of $ 11.20. At $ 3.94, the stock is positioned 9.7% of the way from its 52-week low to its 52-week high, providing context for its current price within the one-year trading range.

7.What sector is ClearSign Technologies Corporation in?

ClearSign Technologies Corporation (CLIR) operates in the INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL sector. Sector classification helps investors compare it with companies exposed to similar market trends and competitive conditions.

8.What is ClearSign Technologies Corporation's market capitalization and where is it listed?

ClearSign Technologies Corporation is listed on the NASDAQ exchange with a market capitalization of $ 28.93M. Market cap reflects the total market value of all outstanding shares and is commonly used to classify stocks by size.

9.How is CLIR valued in terms of P/E ratio and EPS?

CLIR trades at a P/E ratio of --, based on trailing-twelve-month EPS of $ -0.77. P/E ratio compares the stock price to earnings per share and is a common starting point for assessing valuation relative to peers.

10.Does ClearSign Technologies Corporation pay a dividend?

ClearSign Technologies Corporation pays an indicated annual cash dividend of $ 0.00 per share, with a current dividend yield of 0.00% based on the latest share price. Dividend policies are subject to change at the board's discretion.