OrbiMed’s Alector ALEC Stock Holding History

Quarter	Market Value	Status	Shares	Shares Change %	Trade Value	Portfolio Weight	Portfolio Position
2021 Q3	–	Sell	-611,478	Closed	-$12.7M	–	168
2021 Q2	$12.7M	Hold	611,478	–	–	0.13%	114
2021 Q1	$12.3M	Sell	611,478 -1,613,835	-73%	-$32.5M	0.12%	114
2020 Q4	$33.6M	Sell	2,225,313 -500,000	-18%	-$7.55M	0.29%	79
2020 Q3	$28.7M	Sell	2,725,313 -3,250,009	-54%	-$34.2M	0.36%	70
2020 Q2	$146M	Sell	5,975,322 -2,352,369	-28%	-$57.5M	2.06%	17
2020 Q1	$201M	Sell	8,327,691 -2,660,253	-24%	-$64.2M	3.38%	3
2019 Q4	$189M	Sell	10,987,944 -1,544,385	-12%	-$26.6M	2.7%	7
2019 Q3	$181M	Sell	12,532,329 -650,000	-5%	-$9.37M	3.43%	4
2019 Q2	$250M	Hold	13,182,329	–	–	3.88%	5
2019 Q1	$247M	Buy	+13,182,329	New	+$247M	3.82%	5