FUEL TECH INC

Ticker: FTEK CUSIP: 359523107 Class: COM

PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.'s Holding History (CIK: 0001166152)

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

Q3 2017
Shares 97,694 Value ($000) $100 Avg Close $0.89 Range $0.70 - $1.19
Q2 2017
Shares 290,123 Value ($000) $229 Avg Close $0.87 Range $0.75 - $1.04
Q1 2017
Shares 290,123 Value ($000) $296 Avg Close $1.17 Range $1.01 - $1.31
Q4 2016
Shares 290,123 Value ($000) $334 Avg Close $1.27 Range $1.13 - $1.51
Q3 2016
Shares 294,596 Value ($000) $412 Avg Close $1.51 Range $1.31 - $1.80
Q2 2016
Shares 326,596 Value ($000) $483 Avg Close $1.60 Range $1.41 - $1.86
Q1 2016
Shares 330,261 Value ($000) $578 Avg Close $1.71 Range $1.50 - $2.05
Q4 2015
Shares 330,261 Value ($000) $624 Avg Close $2.07 Range $1.77 - $2.54
Q3 2015
Shares 484,535 Value ($000) $925 Avg Close $2.02 Range $1.76 - $2.42
Q2 2015
Shares 459,535 Value ($000) $1,006 Avg Close $2.62 Range $2.18 - $3.16
Q1 2015
Shares 459,535 Value ($000) $1,438 Avg Close $3.28 Range $3.00 - $3.86
Q4 2014
Shares 459,535 Value ($000) $1,760 Avg Close $3.99 Range $3.61 - $4.45
Q3 2014
Shares 38,148 Value ($000) $162 Avg Close $4.78 Range $4.10 - $5.68
Q2 2014
Shares 38,148 Value ($000) $215 Avg Close $5.62 Range $4.96 - $6.77
Q3 2013
Shares 99,000 Value ($000) $432 Avg Close $3.98 Range $3.63 - $4.78
Q2 2013
Shares 99,000 Value ($000) $379 Avg Close $3.91 Range $3.55 - $4.42