CLIR

Industrials

ClearSign Technologies Corporation

$0.40-0.04 (-9.08%)

Prev Close

$0.44

Open

$0.42

High

$0.44

Low

$0.39

Volume

287.1K

Market Cap

$28.3M

P/E

—

Div Yield

—

Over the past 12 months, insider activity at ClearSign Technologies Corporation (CLIR) has been exclusively selling, with 0 insider purchases totaling $0.00 and 1 insider sale totaling $2.2K. The most recent insider transaction was by Hinds Brent (Chief Financial Officer), who sold $2.2K worth of shares on Feb 2, 2026. ClearSign Technologies Corporation operates in the Industrials sector, within the Industrial - Pollution & Treatment Controls industry, with a market cap of $28.3M.

Buys (12M)

$0.00

Sells (12M)

$2.2K

Net Activity

Net Seller

$2.2K

Active Insiders

last 12 mo

CLIR Price Chart

CLIR Insider Trading Activity

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
Feb 2, 2026↗	Hinds Brent	Chief Financial Officer	Sell	3,711	$0.60	$2.2K	0
Feb 24, 2025↗	Hinds Brent	Chief Financial Officer	Sell	2,636	$0.80	$2.1K	0
Feb 20, 2025↗	Deller Colin James	Chief Executive Officer	Sell	49,846	$0.86	$42.8K	0
Feb 20, 2025↗	Hinds Brent	Chief Financial Officer	Sell	18,757	$0.86	$16.1K	0
Jun 26, 2024↗	HOFFMAN Robert Thurston Sr	10% Owner	Buy	11,732,500	$0.37	$4.34M	9,539,860
Jul 13, 2022↗	HOFFMAN Robert Thurston Sr	Director	Buy	1,591,594	$1.11	$1.77M	7,583,230
Jun 16, 2022↗	Pate Bruce Alan	Director	Buy	45,000	$1.12	$50.4K	150,000

CLIR Insider Buying Activity

The following table shows recent insider purchases of ClearSign Technologies Corporation (CLIR) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
Jun 26, 2024↗	HOFFMAN Robert Thurston Sr	10% Owner	Buy	11,732,500	$0.37	$4.34M	9,539,860
Jul 13, 2022↗	HOFFMAN Robert Thurston Sr	Director	Buy	1,591,594	$1.11	$1.77M	7,583,230
Jun 16, 2022↗	Pate Bruce Alan	Director	Buy	45,000	$1.12	$50.4K	150,000

CLIR Insider Selling Activity

The following table shows recent insider sales of ClearSign Technologies Corporation (CLIR) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value
Feb 2, 2026↗	Hinds Brent	Chief Financial Officer	Sell	3,711	$0.60	$2.2K
Feb 24, 2025↗	Hinds Brent	Chief Financial Officer	Sell	2,636	$0.80	$2.1K
Feb 20, 2025↗	Deller Colin James	Chief Executive Officer	Sell	49,846	$0.86	$42.8K
Feb 20, 2025↗	Hinds Brent	Chief Financial Officer	Sell	18,757	$0.86	$16.1K