Southport Management, L.L.C. Clear Sign Technologies Corp Transaction History

Southport Management, L.L.C.

2 transactions

Quarter	Operation	Price Per share	shares change	shares Held	SEC Form
Q3 2021 Nov 15, 2021	SELL	$2.0 - $4.9 $100,000 - $245,000	-50,000 Closed	0 $0
Q1 2021 May 17, 2021	BUY	$2.88 - $5.68 $144,000 - $284,000	50,000 New	50,000 $284 Million

3.16M

Ticker CLIR
Exchange NASDAQ
Sector Industrials
Industry Pollution & Treatment Controls
Shares Outstandng 37,951,600
Market Cap $42.9M
Description
ClearSign Technologies Corporation designs and develops products and technologies to enhance operational performance, energy efficiency, emission reduction, safety, and overall cost-effectiveness of industrial and commercial systems in the United States and the People's Republic of China. Its ClearSign Core Burner Technology consists of an indus...

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