Cormorant Asset Management’s Acceleron Pharma Inc. XLRN Stock Holding History

Quarter	Market Value	Status	Shares	Shares Change %	Trade Value	Portfolio Weight	Portfolio Position
2021 Q3	–	Sell	-175,000	Closed	-$22M	–	109
2021 Q2	$22M	Sell	175,000 -100,000	-36%	-$12.5M	0.75%	33
2021 Q1	$37.3M	Sell	275,000 -150,000	-35%	-$20.3M	0.83%	27
2020 Q4	$54.4M	Sell	425,000 -75,000	-15%	-$9.6M	1.29%	24
2020 Q3	$56.3M	Sell	500,000 -100,000	-17%	-$11.3M	2.16%	11
2020 Q2	$57.2M	Sell	600,000 -225,000	-27%	-$21.4M	2.18%	13
2020 Q1	$74.1M	Buy	+825,000	New	+$74.1M	3.45%	5
2019 Q4	–	Sell	-25,000	Closed	-$988K	–	79
2019 Q3	$988K	Sell	25,000 -15,000	-38%	-$593K	0.06%	63
2019 Q2	$1.64M	Hold	40,000	–	–	0.09%	63
2019 Q1	$1.86M	Sell	40,000 -8,695	-18%	-$405K	0.13%	61
2018 Q4	$2.12M	Sell	48,695 -1,305	-3%	-$56.8K	0.17%	61
2018 Q3	$2.86M	Sell	50,000 -21,667	-30%	-$1.24M	0.19%	55
2018 Q2	$3.48M	Hold	71,667	–	–	0.26%	48
2018 Q1	$2.8M	Sell	71,667 -3,333	-4%	-$130K	0.21%	44
2017 Q4	$3.18M	Hold	75,000	–	–	0.33%	43
2017 Q3	$2.8M	Hold	75,000	–	–	0.49%	43
2017 Q2	$2.28M	Hold	75,000	–	–	0.38%	56
2017 Q1	$1.99M	Sell	75,000 -52,451	-41%	-$1.39M	0.29%	62
2016 Q4	$3.25M	Hold	127,451	–	–	0.44%	49
2016 Q3	$4.61M	Hold	127,451	–	–	0.51%	53
2016 Q2	$4.33M	Sell	127,451 -72,549	-36%	-$2.47M	0.61%	45
2016 Q1	$5.28M	Hold	200,000	–	–	0.8%	41
2015 Q4	$9.75M	Hold	200,000	–	–	1.17%	32
2015 Q3	$4.98M	Hold	200,000	–	–	0.8%	37
2015 Q2	$6.33M	Buy	200,000 +30,000	+18%	+$949K	0.84%	36
2015 Q1	$6.47M	Sell	170,000 -80,000	-32%	-$3.04M	1%	31
2014 Q4	$9.74M	Sell	250,000 -150,000	-38%	-$5.84M	1.5%	21
2014 Q3	$12.1M	Buy	400,000 +200,000	+100%	+$6.05M	2.49%	9
2014 Q2	$6.79M	Buy	+200,000	New	+$6.79M	1.8%	20