Wasatch Advisors’s Hudson Technologies HDSN Stock Holding History

Quarter	Market Value	Status	Shares	Shares Change %	Trade Value	Portfolio Weight	Portfolio Position
2018 Q3	–	Sell	-431,220	Closed	-$867K	–	251
2018 Q2	$867K	Buy	431,220 +9,232	+2%	+$18.6K	0.01%	254
2018 Q1	$2.09M	Buy	421,988 +265,772	+170%	+$1.31M	0.03%	221
2017 Q4	$948K	Hold	156,216	–	–	0.01%	254
2017 Q3	$1.22M	Sell	156,216 -213,784	-58%	-$1.67M	0.02%	266
2017 Q2	$3.13M	Hold	370,000	–	–	0.04%	197
2017 Q1	$2.44M	Sell	370,000 -60,000	-14%	-$396K	0.04%	242
2016 Q4	$3.44M	Hold	430,000	–	–	0.05%	205
2016 Q3	$2.86M	Sell	430,000 -74,906	-15%	-$498K	0.04%	234
2016 Q2	$1.82M	Buy	504,906 +135,134	+37%	+$487K	0.03%	267
2016 Q1	$1.21M	Buy	369,772 +64,772	+21%	+$212K	0.02%	303
2015 Q4	$906K	Hold	305,000	–	–	0.01%	338
2015 Q3	$906K	Sell	305,000 -25,000	-8%	-$74.3K	0.01%	330
2015 Q2	$1.15M	Hold	330,000	–	–	0.01%	338
2015 Q1	$1.38M	Hold	330,000	–	–	0.01%	324
2014 Q4	$1.24M	Hold	330,000	–	–	0.01%	345
2014 Q3	$1.09M	Sell	330,000 -96,718	-23%	-$320K	0.01%	356
2014 Q2	$1.23M	Sell	426,718 -83,282	-16%	-$241K	0.01%	357
2014 Q1	$1.43M	Hold	510,000	–	–	0.01%	348
2013 Q4	$1.89M	Buy	510,000 +110,000	+28%	+$407K	0.02%	316
2013 Q3	$812K	Buy	+400,000	New	+$812K	0.01%	350