Call Options

11 transactions
Quarter Operation Price Per call calls change calls Held SEC Form
Q2 2023

Aug 11, 2023

BUY
$0.79 - $1.63 $31,442 - $64,873
39,800 New
39,800 $52,000
Q3 2022

Nov 14, 2022

BUY
$0.85 - $1.26 $9,945 - $14,742
11,700 New
11,700 $11,000
Q4 2021

Feb 14, 2022

SELL
$1.24 - $2.18 $28,768 - $50,576
-23,200 Reduced 54.98%
19,000 $26,000
Q2 2021

Aug 11, 2021

BUY
$3.99 - $5.8 $124,887 - $181,540
31,300 Added 287.16%
42,200 $203,000
Q1 2021

May 17, 2021

SELL
$2.88 - $5.68 $54,720 - $107,920
-19,000 Reduced 63.55%
10,900 $62,000
Q4 2020

Feb 16, 2021

SELL
$2.23 - $3.35 $27,875 - $41,875
-12,500 Reduced 29.48%
29,900 $88,000
Q3 2020

Nov 16, 2020

SELL
$2.08 - $2.87 $80,704 - $111,356
-38,800 Reduced 47.78%
42,400 $96,000
Q2 2020

Aug 14, 2020

BUY
$0.49 - $2.55 $39,788 - $207,060
81,200 New
81,200 $169,000
Q4 2018

Feb 14, 2019

SELL
$0.88 - $1.75 $20,152 - $40,075
-22,900 Closed
0 $0
Q3 2018

Nov 14, 2018

BUY
$1.6 - $2.17 $14,720 - $19,964
9,200 Added 67.15%
22,900 $37,000
Q4 2017

Feb 14, 2018

BUY
$2.08 - $4.45 $28,496 - $60,965
13,700
13,700 $49,000

Others Institutions Holding CLIR

About ClearSign Technologies Corp


  • Ticker CLIR
  • Exchange NASDAQ
  • Sector Industrials
  • Industry Pollution & Treatment Controls
  • Shares Outstandng 37,951,600
  • Market Cap $31.5M
  • 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...
More about CLIR
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