Thompson Investment Management’s Hudson Technologies HDSN Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2022 Q4	–	Sell	-20,325	Closed	-$149K	–	184
2022 Q3	$149K	Sell	20,325 -12,000	-37%	-$88K	0.03%	180
2022 Q2	$243K	Sell	32,325 -54,000	-63%	-$406K	0.04%	177
2022 Q1	$536K	Sell	86,325 -33,000	-28%	-$205K	0.08%	144
2021 Q4	$530K	Sell	119,325 -45,000	-27%	-$200K	0.08%	150
2021 Q3	$580K	Sell	164,325 -5,000	-3%	-$17.6K	0.09%	143
2021 Q2	$576K	Sell	169,325 -21,000	-11%	-$71.4K	0.08%	141
2021 Q1	$306K	Sell	190,325 -35,000	-16%	-$56.3K	0.05%	171
2020 Q4	$246K	Hold	225,325	–	–	0.04%	171
2020 Q3	$259K	Hold	225,325	–	–	0.05%	160
2020 Q2	$228K	Hold	225,325	–	–	0.04%	166
2020 Q1	$155K	Hold	225,325	–	–	0.03%	164
2019 Q4	$220K	Hold	225,325	–	–	0.04%	179
2019 Q3	$160K	Hold	225,325	–	–	0.03%	181
2019 Q2	$194K	Hold	225,325	–	–	0.04%	180
2019 Q1	$435K	Hold	225,325	–	–	0.08%	132
2018 Q4	$201K	Buy	225,325 +80,000	+55%	+$71.4K	0.05%	163
2018 Q3	$186K	Buy	145,325 +80,325	+124%	+$103K	0.03%	173
2018 Q2	$131K	Buy	+65,000	New	+$131K	0.02%	178