CLEARSIGN TECHNOLOGIES CORP

Ticker: CLIR CUSIP: 185064102 Class: COM

HIGHLAND CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0000860486)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 32,454 Value ($000) $18 Avg Close $0.80 Range $0.55 - $1.12
Q3 2025
Shares 32,454 Value ($000) $25 Avg Close $0.59 Range $0.46 - $0.95
Q2 2025
Shares 32,454 Value ($000) $18 Avg Close $0.60 Range $0.46 - $0.78
Q1 2025
Shares 32,454 Value ($000) $24 Avg Close $1.00 Range $0.67 - $1.60
Q4 2024
Shares 32,454 Value ($000) $47 Avg Close $0.99 Range $0.76 - $1.72
Q3 2024
Shares 32,454 Value ($000) $28 Avg Close $0.80 Range $0.65 - $0.98
Q2 2024
Shares 32,454 Value ($000) $27 Avg Close $0.82 Range $0.62 - $1.03
Q1 2024
Shares 32,454 Value ($000) $31 Avg Close $1.06 Range $0.90 - $1.32
Q4 2023
Shares 32,454 Value ($000) $36 Avg Close $1.04 Range $0.75 - $1.72
Q3 2023
Shares 32,454 Value ($000) $35 Avg Close $1.16 Range $0.90 - $1.51
Q2 2023
Shares 32,454 Value ($000) $43 Avg Close $1.18 Range $0.79 - $1.75
Q1 2023
Shares 32,454 Value ($000) $26 Avg Close $0.76 Range $0.50 - $0.88
Q4 2022
Shares 32,454 Value ($000) $0 Avg Close $0.70 Range $0.50 - $0.98
Q3 2022
Shares 32,454 Value ($000) $30 Avg Close $1.07 Range $0.82 - $1.34
Q2 2022
Shares 32,454 Value ($000) $39 Avg Close $1.29 Range $1.00 - $1.77
Q1 2022
Shares 32,454 Value ($000) $53 Avg Close $1.30 Range $1.00 - $1.78
Q4 2021
Shares 32,454 Value ($000) $45 Avg Close $1.66 Range $1.19 - $2.68
Q3 2021
Shares 32,454 Value ($000) $65 Avg Close $3.35 Range $1.93 - $4.95
Q2 2021
Shares 32,454 Value ($000) $156 Avg Close $4.73 Range $3.81 - $5.98
Q1 2021
Shares 32,454 Value ($000) $184 Avg Close $4.38 Range $2.66 - $6.00
Q4 2020
Shares 32,454 Value ($000) $95 Avg Close $2.60 Range $2.20 - $3.61
Q3 2020
Shares 32,454 Value ($000) $73 Avg Close $2.29 Range $1.96 - $3.03
Q2 2020
Shares 32,454 Value ($000) $68 Avg Close $0.95 Range $0.45 - $4.11
Q1 2020
Shares 32,454 Value ($000) $23 Avg Close $0.82 Range $0.35 - $1.09
Q4 2019
Shares 32,454 Value ($000) $25 Avg Close $0.97 Range $0.71 - $1.42
Q3 2019
Shares 32,454 Value ($000) $40 Avg Close $1.24 Range $1.06 - $1.50
Q2 2019
Shares 32,454 Value ($000) $37 Avg Close $0.92 Range $0.75 - $1.49
Q1 2019
Shares 32,454 Value ($000) $29 Avg Close $1.10 Range $0.85 - $1.40
Q4 2018
Shares 32,454 Value ($000) $33 Avg Close $1.43 Range $0.77 - $1.80
Q3 2018
Shares 32,454 Value ($000) $52 Avg Close $1.94 Range $1.40 - $2.25
Q2 2018
Shares 32,454 Value ($000) $65 Avg Close $1.94 Range $1.65 - $2.25
Q1 2018
Shares 32,454 Value ($000) $66 Avg Close $2.44 Range $1.80 - $3.60
Q4 2017
Shares 32,454 Value ($000) $117 Avg Close $3.26 Range $1.75 - $4.70
Q3 2017
Shares 32,454 Value ($000) $115 Avg Close $3.33 Range $2.75 - $4.15
Q2 2017
Shares 32,454 Value ($000) $123 Avg Close $3.67 Range $3.30 - $4.30
Q1 2017
Shares 32,454 Value ($000) $127 Avg Close $3.61 Range $3.00 - $4.60
Q4 2016
Shares 32,454 Value ($000) $110 Avg Close $4.62 Range $3.16 - $6.13
Q3 2016
Shares 32,454 Value ($000) $195 Avg Close $4.97 Range $3.98 - $6.24
Q2 2016
Shares 32,454 Value ($000) $163 Avg Close $4.41 Range $3.75 - $5.58
Q1 2016
Shares 32,454 Value ($000) $129 Avg Close $3.69 Range $2.68 - $5.01
Q4 2015
Shares 32,454 Value ($000) $157 Avg Close $5.31 Range $4.16 - $6.54