CLEARSIGN TECHNOLOGIES CORP

Ticker: CLIR CUSIP: 185064102 Class: COM

Sigma Planning Corp's Holding History (CIK: 0001449126)

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

Q3 2019

Shares 10,271 Value ($000) $13 Avg Close $1.24 Range $1.06 - $1.50

Q2 2019

Shares 15,472 Value ($000) $18 Avg Close $0.92 Range $0.75 - $1.49

Q1 2019

Shares 15,572 Value ($000) $14 Avg Close $1.10 Range $0.85 - $1.40

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2019	10,271	$13	$1.24	$1.06 - $1.50
Q2 2019	15,472	$18	$0.92	$0.75 - $1.49
Q1 2019	15,572	$14	$1.10	$0.85 - $1.40