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	-15,000	Closed	-$3.36M	–	1620
2020 Q4	$3.36M	Sell	15,000 -200	-1%	-$40.1K	﹤0.01%	1084
2020 Q3	$2.58M	Sell	15,200 -100	-0.7%	-$16.5K	﹤0.01%	1591
2020 Q2	$2.45M	Buy	15,300 +14,000	+1,077%	+$1.99M	﹤0.01%	1390
2020 Q1	$143K	Buy	+1,300	New	+$170K	﹤0.01%	2058
2017 Q2	–	Sell	-6,000	Closed	-$723K	–	3072
2017 Q1	$723K	Buy	6,000 +4,000	+200%	+$453K	﹤0.01%	1308
2016 Q4	$197K	Sell	2,000 -2,000	-50%	-$187K	﹤0.01%	1897
2016 Q3	$330K	Buy	+4,000	New	+$334K	﹤0.01%	1656
2016 Q2	–	Sell	-6,700	Closed	-$644K	–	3016
2016 Q1	$644K	Buy	6,700 +6,200	+1,240%	+$526K	﹤0.01%	1355
2015 Q4	$45K	Buy	500 +300	+150%	+$25.7K	﹤0.01%	2373
2015 Q3	$15K	Buy	+200	New	+$17K	﹤0.01%	2497
2015 Q2	–	Sell	-5,700	Closed	-$529K	–	4250
2015 Q1	$529K	Sell	5,700 -400	-7%	-$34.5K	﹤0.01%	1525
2014 Q4	$456K	Buy	+6,100	New	+$434K	﹤0.01%	2131
2014 Q3	–	Sell	-1,700	Closed	-$118K	–	4296
2014 Q2	$118K	Buy	1,700 +1,500	+750%	+$101K	﹤0.01%	2382
2014 Q1	$14K	Buy	+200	New	+$14.1K	﹤0.01%	2937