CLEARSIGN TECHNOLOGIES CORP

Ticker: CLIR CUSIP: 185064102 Class: COM

Wealth Architects, LLC's Holding History (CIK: 0001611518)

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

Q3 2021

Shares 11,000 Value ($000) $22 Avg Close $3.35 Range $1.93 - $4.95

Q2 2021

Shares 11,000 Value ($000) $53 Avg Close $4.73 Range $3.81 - $5.98

Q1 2021

Shares 11,000 Value ($000) $62 Avg Close $4.38 Range $2.66 - $6.00

Q4 2020

Shares 11,000 Value ($000) $32 Avg Close $2.60 Range $2.20 - $3.61

Q3 2020

Shares 11,000 Value ($000) $25 Avg Close $2.29 Range $1.96 - $3.03

Q2 2020

Shares 11,000 Value ($000) $23 Avg Close $0.95 Range $0.45 - $4.11

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2021	11,000	$22	$3.35	$1.93 - $4.95
Q2 2021	11,000	$53	$4.73	$3.81 - $5.98
Q1 2021	11,000	$62	$4.38	$2.66 - $6.00
Q4 2020	11,000	$32	$2.60	$2.20 - $3.61
Q3 2020	11,000	$25	$2.29	$1.96 - $3.03
Q2 2020	11,000	$23	$0.95	$0.45 - $4.11