Artemis 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
2026 Q1	$105M	Buy	571,571 +344,726	+152%	+$63.5M	1.11%	25
2025 Q4	$39.9M	Buy	+226,845	New	+$37.1M	0.48%	77
2022 Q4	–	Sell	-21,074	Closed	-$5.63M	–	226
2022 Q3	$5.63M	Buy	+21,074	New	+$4.48M	0.06%	172
2020 Q3	–	Sell	-21,186	Closed	-$5.68M	–	251
2020 Q2	$5.68M	Sell	21,186 -23,086	-52%	-$6.94M	0.08%	207
2020 Q1	$14K	Sell	44,272 -5,861	-12%	-$1.78M	0.02%	101
2019 Q4	$14.9M	Sell	50,133 -33,363	-40%	-$9.26M	0.19%	130
2019 Q3	$19.4M	Buy	83,496 +3,835	+5%	+$893K	0.27%	111
2019 Q2	$18.6M	Buy	79,661 +17,901	+29%	+$4.13M	0.22%	134
2019 Q1	$14.6M	Buy	61,760 +24,461	+66%	+$7.7M	0.17%	159
2018 Q4	$11.2M	Sell	37,299 -11,668	-24%	-$3.72M	0.15%	165
2018 Q3	$17.3M	Buy	48,967 +29,244	+148%	+$10.1M	0.19%	137
2018 Q2	$5.72M	Buy	19,723 +398	+2%	+$112K	0.08%	192
2018 Q1	$5.29M	Sell	19,325 -5,522	-22%	-$1.71M	0.08%	178
2017 Q4	$7.92M	Sell	24,847 -49,143	-66%	-$15.8M	0.13%	149
2017 Q3	$23.2M	Buy	73,990 +59,651	+416%	+$17.7M	0.48%	57
2017 Q2	$3.89M	Buy	14,339 +1,340	+10%	+$354K	0.09%	170
2017 Q1	$3.56M	Sell	12,999 -28,000	-68%	-$7.92M	0.1%	152
2016 Q4	$11.6M	Buy	40,999 +20,995	+105%	+$6.22M	0.31%	83
2016 Q3	$6.26M	Sell	20,004 -35,162	-64%	-$10.4M	0.18%	130
2016 Q2	$13.3M	Buy	55,166 +37,015	+204%	+$9.76M	0.36%	77
2016 Q1	$4.73M	Sell	18,151 -8,156	-31%	-$2.15M	0.12%	141
2015 Q4	$8.06M	Buy	+26,307	New	+$7.56M	0.2%	114
2015 Q2	–	Sell	-18,388	Closed	-$7.77M	–	231
2015 Q1	$7.77M	Sell	18,388 -112	-0.6%	-$44.1K	0.31%	82
2014 Q4	$6.29M	Sell	18,500 -300	-2%	-$97.1K	0.24%	101
2014 Q3	$6.22M	Buy	+18,800	New	+$6.2M	0.31%	92