Redmile Group’s Biogen BIIB Stock Holding History

Redmile Group’s Portfolio BIIB Stock Details BIIB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2021 Q2	–	Sell	-162,847	Closed	-$45.6M	–	87
2021 Q1	$45.6M	Sell	162,847 -53,400	-25%	-$14.4M	0.64%	48
2020 Q4	$53M	Sell	216,247 -111,200	-34%	-$28.7M	0.64%	44
2020 Q3	$92.9M	Buy	327,447 +165,147	+102%	+$46.1M	1.71%	14
2020 Q2	$43.4M	Sell	162,300 -427,000	-72%	-$128M	0.8%	38
2020 Q1	$186M	Buy	589,300 +131,800	+29%	+$40M	5.23%	4
2019 Q4	$136M	Buy	+457,500	New	+$127M	3.25%	9
2019 Q2	–	Sell	-165,300	Closed	-$39.1M	–	87
2019 Q1	$39.1M	Buy	+165,300	New	+$52.1M	1.14%	27
2016 Q4	–	Sell	-677	Closed	-$212K	–	52
2016 Q3	$212K	Sell	677 -552	-45%	-$163K	0.02%	48
2016 Q2	$297K	Buy	+1,229	New	+$324K	0.03%	49
2015 Q3	–	Sell	-79,118	Closed	-$32M	–	61
2015 Q2	$32M	Sell	79,118 -18,595	-19%	-$7.46M	2.62%	13
2015 Q1	$41.3M	Buy	97,713 +54,600	+127%	+$21.5M	3.7%	8
2014 Q4	$14.6M	Buy	+43,113	New	+$13.9M	1.59%	29

Other funds holding BIIB

Primecap Management

Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Wellington Management Group

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

JP Morgan Chase

JP Morgan Chase New York $1.47T AUM 27.86% 1-Year Est. Return

ClearBridge Investments

ClearBridge Investments New York $115B AUM 24.78% 1-Year Est. Return

Geode Capital Management

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

Norges Bank Oslo, Norway $935B AUM