FUEL TECH INC

Ticker: FTEK CUSIP: 359523107 Class: COM

Certified Advisory Corp's Holding History (CIK: 0001731732)

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

Q1 2020

Shares 38 Value ($000) $0 Avg Close $0.77 Range $0.30 - $1.00

Q4 2019

Shares 38 Value ($000) $0 Avg Close $0.96 Range $0.82 - $1.18

Q3 2019

Shares 38 Value ($000) $0 Avg Close $1.07 Range $0.80 - $1.45

Q2 2019

Shares 38 Value ($000) $0 Avg Close $1.96 Range $1.17 - $3.06

Q1 2019

Shares 38 Value ($000) $0 Avg Close $1.31 Range $1.15 - $1.97

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2020	38	$0	$0.77	$0.30 - $1.00
Q4 2019	38	$0	$0.96	$0.82 - $1.18
Q3 2019	38	$0	$1.07	$0.80 - $1.45
Q2 2019	38	$0	$1.96	$1.17 - $3.06
Q1 2019	38	$0	$1.31	$1.15 - $1.97