ClearSign Technologies Corp - Common Stock (CLIR)

Historical Holders from Q1 2014 to Q3 2025

Symbol
CLIR on Nasdaq
Type / Class
Equity / Common Stock
Shares outstanding
55M
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares, excl. options
4.23M
Holdings value
$3.27M
% of all portfolios
0%
Grand Portfolio weight change
0%
Number of holders
39
Number of buys
11
Number of sells
-16
Average Value change %
0%
Average buys %
+0%
Average sells %
0%
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of ClearSign Technologies Corp - Common Stock (CLIR)

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
PASQUESI JOHN M 19.99% $6.7M 11M John M Pasquesi 14 Feb 2025
clirSPV LLC 4.3% $1.37M 2.25M HOFFMAN Robert Thurston Sr 14 Feb 2025

Institutional Holders of ClearSign Technologies Corp - Common Stock (CLIR)

Period Reported Shares, Excl. Options Value, Excl. Options Change Price Investors
2025 Q3 4.23M $3.27M -$155K $0.77 39
2025 Q2 4.54M $2.47M +$221K $0.56 36
2025 Q1 4.1M $3.07M +$548K $0.75 35
2024 Q4 3.36M $4.84M +$293K $1.44 30
2024 Q3 3.16M $2.68M +$5.56K $0.85 26
2024 Q2 3.16M $2.64M +$193K $0.83 27
2024 Q1 2.91M $2.81M +$125K $0.97 26
2023 Q4 2.77M $3.07M -$17K $1.11 25
2023 Q3 2.78M $3.03M +$142K $1.09 27
2023 Q2 2.65M $3.47M +$277K $1.31 26
2023 Q1 2.51M $2M -$27K $0.80 26
2022 Q4 2.55M $1.37M -$62.6K $0.54 29
2022 Q3 2.66M $2.44M +$14.8K $0.91 23
2022 Q2 2.6M $3.14M -$85.1K $1.21 24
2022 Q1 2.64M $4.31M -$81.7K $1.63 24
2021 Q4 2.71M $3.74M -$78.8K $1.38 25
2021 Q3 2.72M $5.48M -$1.13M $2.00 32
2021 Q2 2.98M $14.3M +$720K $4.80 41
2021 Q1 2.81M $63.4M +$50.3M $5.68 33
2020 Q4 2.33M $6.82M +$653K $2.93 28
2020 Q3 2.56M $5.78M +$411K $2.26 23
2020 Q2 2.38M $4.95M -$1.73M $2.08 24
2020 Q1 3.21M $2.31M -$26.7K $0.72 16
2019 Q4 3.25M $2.48M -$120K $0.76 18
2019 Q3 3.36M $4.11M +$20.1K $1.22 22
2019 Q2 3.34M $3.84M +$358K $1.15 19
2019 Q1 3.03M $2.73M -$484K $0.90 20
2018 Q4 3.48M $3.55M +$195K $1.02 20
2018 Q3 3.26M $5.22M +$364K $1.60 22
2018 Q2 3.02M $6.04M +$484K $2.00 23
2018 Q1 2.77M $5.6M +$1.56M $2.02 22
2017 Q4 1.94M $6.99M +$1.29M $3.60 23
2017 Q3 1.54M $5.46M -$84.7K $3.55 18
2017 Q2 1.56M $5.93M -$223K $3.80 23
2017 Q1 1.64M $6.41M +$1.33M $3.90 26
2016 Q4 1.37M $4.67M -$984K $3.40 29
2016 Q3 1.65M $9.91M +$1.35M $6.00 27
2016 Q2 1.42M $7M -$277K $5.00 26
2016 Q1 1.49M $5.95M -$622K $3.99 26
2015 Q4 1.67M $8.08M -$241K $4.85 29
2015 Q3 1.68M $10.4M +$350K $6.19 27
2015 Q2 1.63M $8.8M +$348K $5.41 23
2015 Q1 1.52M $8.05M +$1.67M $5.29 19
2014 Q4 1.18M $8.65M +$1.33M $7.33 22
2014 Q3 1.13M $7.55M +$645K $6.68 20
2014 Q2 1.03M $9.43M +$484K $9.18 19
2014 Q1 970K $10.6M +$3.11M $10.91 19