Go Pro
→ Your $29.97 book is free today (From Profits Run) (Ad)tc pixel Free CLIR Stock Alerts

ClearSign Technologies (CLIR) Stock Chart & Stock Price History

ClearSign Technologies logo
$3.90 +0.15 (+3.95%)
As of 02:59 PM Eastern
This is a fair market value price provided by Massive. Learn more.
Compare

ClearSign Technologies Stock Price Performance

The ClearSign Technologies (CLIR) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 31.23%, with a year-to-date return of -30.73%. In the past month, the stock has increased 4.67%, reflecting recent market activity.

As of the latest close, ClearSign Technologies traded at $3.76 with a market cap of $23.69 million and volume of 3,548 shares. Five years ago, the stock traded at a split-adjusted price of $35.50, representing a 89.15% decrease over that period. At the time, it had a market cap of $111.15 million and a volume of 2,704 shares.

Receive CLIR Stock News and Ratings via Email

Sign-up to receive the latest news and ratings for ClearSign Technologies and its competitors with MarketBeat's FREE daily newsletter.

Subscribe Now
SMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy.
5 Day
Performance
-0.98%
1 Month
Performance
+4.67%
3 Month
Performance
-15.15%
Year-To-Date
Performance
-30.73%
1 Year
Performance
-31.23%
5 Year
Performance
-89.15%

CLIR Stock Chart for Monday, August, 10, 2026

CLIR Chart by TradingView

ClearSign Technologies Stock Price History

Export
DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization
08/07/2026$3.83$3.76
-2.03%		$3.79$3.753,548 shs$23.69 million
08/06/2026$3.89$3.83
-1.47%		$3.91$3.739,955 shs$24.19 million
08/05/2026$4.00$3.89
-2.75%		$4.11$3.834,527 shs$24.55 million
08/04/2026$3.96$4.00
+1.01%		$4.03$3.962,991 shs$25.24 million
08/03/2026$3.86$3.96
+2.59%		$4.33$3.8618,323 shs$24.99 million
07/31/2026$3.90$3.86
-1.03%		$3.96$3.851,208 shs$24.36 million
07/30/2026$3.85$3.90
+1.19%		$3.97$3.802,665 shs$24.61 million
07/29/2026$3.97$3.85
-2.80%		$4.04$3.852,758 shs$24.32 million
07/28/2026$3.98$3.97
-0.38%		$4.04$3.807,555 shs$25.02 million
07/27/2026$3.49$3.98
+14.04%		$4.00$3.7418,375 shs$25.11 million
07/24/2026$3.35$3.49
+4.18%		$3.49$3.3432,537 shs$21.13 million
07/23/2026$3.25$3.35
+3.08%		$3.72$3.2062,349 shs$21.14 million
07/22/2026$3.36$3.25
-3.30%		$3.40$3.167,379 shs$20.51 million
07/21/2026$3.37$3.36
-0.27%		$3.43$3.353,390 shs$21.26 million
07/20/2026$3.62$3.37
-6.91%		$3.55$3.3213,565 shs$21.27 million
07/17/2026$3.64$3.62
-0.55%		$3.66$3.523,845 shs$22.84 million
07/16/2026$3.72$3.64
-2.15%		$3.69$3.642,811 shs$22.97 million
07/15/2026$3.71$3.72
+0.27%		$3.72$3.603,576 shs$23.46 million
07/14/2026$3.62$3.71
+2.49%		$3.87$3.6810,556 shs$23.41 million
07/13/2026$3.68$3.62
-1.63%		$3.79$3.6116,729 shs$22.84 million
07/10/2026$3.75$3.68
-1.87%		$3.75$3.666,200 shs$23.22 million
07/09/2026$3.70$3.75
+1.35%		$3.80$3.705,992 shs$23.66 million
Related Companies

This page (NASDAQ:CLIR) was last updated on 8/10/2026 by MarketBeat.com Staff.
From Our Partners
Barricks gold output fell from 2 million ounces to 719000
Barrick's gold production has plunged from 2 million ounces to just 719,000, leaving the world's second-larges...
Golden Portfolio | Sponsoredtc pixel
Your $29.97 book is free today
Why Some Traders Skip Stocks Entirely You don't need a big account to trade options. In fact, options ca...
Profits Run | Sponsoredtc pixel
China is not hedging. It's escaping.
China's US Treasury holdings have fallen from a peak of $1.32 trillion to roughly $659 billion, an 18-year low...
Behind the Markets | Sponsoredtc pixel
The ultimate IPO unicorn
Anthropic is now worth more than a trillion dollars, making it the first private company to reach that milesto...
Weiss Ratings | Sponsoredtc pixel
Free Stock Pick: The Company First in Line for America’s New Super Fuel
The U.S. Army and Department of Energy are launching Project Janus - a high-priority initiative ordered by Pre...
Banyan Hill Publishing | Sponsoredtc pixel
$8B is moving in... are you?
Venture capital investment in US crypto companies hit $7.9 billion last year, up 44 percent from the year befo...
Awesomely | Sponsoredtc pixel
Here’s the stock symbol I’ve promised
Whitney Tilson of Stansberry Research has long recommended Berkshire Hathaway as a core retirement holding - b...
Stansberry Research | Sponsoredtc pixel
Elon's Terrifying Warning: America Is "1,000% Going Bankrupt"
The national debt just crossed $39 trillion, and Elon Musk - former head of the Department of Government Effic...
American Hartford Gold | Sponsoredtc pixel