Parallax Volatility Advisers’s IPG Photonics IPGP Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2021 Q1	–	Sell	-190	Closed	-$43K	–	1619
2020 Q4	$43K	Sell	190 -4,064	-96%	-$814K	﹤0.01%	2051
2020 Q3	$723K	Sell	4,254 -574	-12%	-$94.7K	﹤0.01%	2119
2020 Q2	$774K	Buy	4,828 +4,478	+1,279%	+$638K	﹤0.01%	1832
2020 Q1	$39K	Buy	+350	New	+$45.8K	﹤0.01%	2285
2019 Q2	–	Sell	-2	Closed	–	–	3154
2019 Q1	$0	Sell	2 -454	-100%	-$64.3K	﹤0.01%	3384
2018 Q4	$52K	Buy	456 +436	+2,180%	+$58K	﹤0.01%	2106
2018 Q3	$3K	Sell	20 -60	-75%	-$11.1K	﹤0.01%	2377
2018 Q2	$18K	Buy	+80	New	+$18.9K	﹤0.01%	1696
2017 Q3	–	Sell	-400	Closed	-$58K	–	2666
2017 Q2	$58K	Sell	400 -155	-28%	-$20.8K	﹤0.01%	1764
2017 Q1	$67K	Sell	555 -51	-8%	-$5.77K	﹤0.01%	2461
2016 Q4	$60K	Sell	606 -2,662	-81%	-$248K	﹤0.01%	2406
2016 Q3	$269K	Buy	+3,268	New	+$273K	﹤0.01%	1732
2016 Q2	–	Sell	-2,124	Closed	-$187K	–	3015
2016 Q1	$204K	Buy	2,124 +1,975	+1,326%	+$168K	﹤0.01%	1754
2015 Q4	$13K	Buy	+149	New	+$12.8K	﹤0.01%	2652
2015 Q2	–	Sell	-448	Closed	-$42.1K	–	4249
2015 Q1	$42K	Buy	448 +30	+7%	+$2.59K	﹤0.01%	3135
2014 Q4	$31K	Buy	+418	New	+$29.7K	﹤0.01%	4230