HUDSON TECHNOLOGIES INC

Ticker: HDSN CUSIP: 444144109 Class: Common Stock

FOUNDERS CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001585828)

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

Q1 2018
Shares 43,000 Value ($000) $206 Avg Close $5.89 Range $4.39 - $6.98
Q4 2017
Shares 30,000 Value ($000) $182 Avg Close $6.09 Range $5.40 - $8.02
Q3 2017
Shares 30,000 Value ($000) $234 Avg Close $8.66 Range $7.58 - $10.40
Q2 2017
Shares 30,000 Value ($000) $254 Avg Close $7.65 Range $6.32 - $8.93
Q1 2017
Shares 30,000 Value ($000) $198 Avg Close $7.28 Range $6.02 - $8.28
Q4 2016
Shares 30,000 Value ($000) $240 Avg Close $7.06 Range $5.55 - $8.50
Q3 2016
Shares 30,000 Value ($000) $200 Avg Close $5.28 Range $3.26 - $6.72
Q2 2016
Shares 30,000 Value ($000) $108 Avg Close $3.41 Range $3.09 - $3.95
Q1 2016
Shares 30,000 Value ($000) $98 Avg Close $3.15 Range $2.64 - $3.69
Q4 2015
Shares 30,000 Value ($000) $89 Avg Close $3.09 Range $2.69 - $3.56
Q3 2015
Shares 30,000 Value ($000) $80 Avg Close $3.15 Range $2.45 - $3.58
Q2 2015
Shares 30,000 Value ($000) $105 Avg Close $3.98 Range $3.40 - $4.75
Q1 2015
Shares 27,000 Value ($000) $113 Avg Close $3.81 Range $3.35 - $4.56