Platinum Investment Management’s Biogen BIIB Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2024 Q2	–	Sell	-2,140	Closed	-$461K	–	137
2024 Q1	$461K	Sell	2,140 -21,880	-91%	-$5.12M	0.02%	96
2023 Q4	$6.22M	Sell	24,020 -24	-0.1%	-$5.89K	0.25%	53
2023 Q3	$6.18M	Hold	24,044	–	–	0.24%	47
2023 Q2	$6.85M	Buy	24,044 +3,533	+17%	+$1.05M	0.24%	49
2023 Q1	$5.7M	Sell	20,511 -2,633	-11%	-$729K	0.2%	52
2022 Q4	$6.41M	Buy	+23,144	New	+$6.54M	0.24%	46
2017 Q2	–	Sell	-4,000	Closed	-$1.09M	–	74
2017 Q1	$1.09M	Hold	4,000	–	–	0.03%	64
2016 Q4	$1.13M	Hold	4,000	–	–	0.03%	59
2016 Q3	$1.25M	Hold	4,000	–	–	0.03%	64
2016 Q2	$967K	Hold	4,000	–	–	0.02%	66
2016 Q1	$1.04M	Sell	4,000 -2,500	-38%	-$660K	0.02%	69
2015 Q4	$1.99M	Hold	6,500	–	–	0.04%	51
2015 Q3	$1.9M	Buy	+6,500	New	+$2.15M	0.05%	51