CLEARSIGN TECHNOLOGIES CORP

Ticker: CLIR CUSIP: 185064102 Class: COM

LEVIN CAPITAL STRATEGIES, L.P.'s Holding History (CIK: 0001354821)

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

Q4 2021

Shares 40,580 Value ($000) $56 Avg Close $1.66 Range $1.19 - $2.68

Q3 2021

Shares 142,103 Value ($000) $284 Avg Close $3.35 Range $1.93 - $4.95

Q2 2021

Shares 193,715 Value ($000) $930 Avg Close $4.73 Range $3.81 - $5.98

Q1 2021

Shares 200,000 Value ($000) $1,136 Avg Close $4.38 Range $2.66 - $6.00

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2021	40,580	$56	$1.66	$1.19 - $2.68
Q3 2021	142,103	$284	$3.35	$1.93 - $4.95
Q2 2021	193,715	$930	$4.73	$3.81 - $5.98
Q1 2021	200,000	$1,136	$4.38	$2.66 - $6.00