Harbor Advisors’s Zai Lab ZLAB Stock Holding History

Quarter	Market Value	Status	Shares	Shares Change %	Trade Value	Portfolio Weight	Portfolio Position
2021 Q3	–	Sell	-3,000	Closed	-$531K	–	185
2021 Q2	$531K	Hold	3,000	–	–	0.11%	95
2021 Q1	$400K	Hold	3,000	–	–	0.09%	107
2020 Q4	$406K	Hold	3,000	–	–	0.09%	95
2020 Q3	$250K	Hold	3,000	–	–	0.06%	116
2020 Q2	$246K	Sell	3,000 -3,000	-50%	-$246K	0.06%	117
2020 Q1	$309K	Hold	6,000	–	–	0.09%	87
2019 Q4	$250K	Buy	+6,000	New	+$250K	0.07%	140
2019 Q3	–	Sell	-6,000	Closed	-$209K	–	167
2019 Q2	$209K	Buy	+6,000	New	+$209K	0.06%	155