Madison Investment Holdings’s Biogen BIIB Stock Holding History

Madison Investment Holdings’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
2019 Q1	–	Sell	-1,095	Closed	-$330K	–	222
2018 Q4	$330K	Buy	+1,095	New	+$349K	0.01%	216
2018 Q1	–	Sell	-16,099	Closed	-$5.13M	–	247
2017 Q4	$5.13M	Sell	16,099 -27,700	-63%	-$8.89M	0.09%	170
2017 Q3	$13.7M	Sell	43,799 -5,427	-11%	-$1.61M	0.25%	123
2017 Q2	$13.4M	Buy	49,226 +2,300	+5%	+$608K	0.25%	124
2017 Q1	$12.8M	Hold	46,926	–	–	0.24%	123
2016 Q4	$13.3M	Buy	46,926 +400	+0.9%	+$119K	0.26%	120
2016 Q3	$14.6M	Sell	46,526 -5,479	-11%	-$1.62M	0.29%	105
2016 Q2	$12.6M	Buy	52,005 +3,045	+6%	+$802K	0.26%	119
2016 Q1	$12.7M	Sell	48,960 -9,500	-16%	-$2.51M	0.27%	112
2015 Q4	$17.9M	Buy	58,460 +13,100	+29%	+$3.76M	0.39%	95
2015 Q3	$13.2M	Buy	45,360 +26,306	+138%	+$8.69M	0.29%	116
2015 Q2	$7.7M	Sell	19,054 -1,018	-5%	-$409K	0.16%	145
2015 Q1	$8.47M	Sell	20,072 -21,773	-52%	-$8.58M	0.17%	134
2014 Q4	$14.2M	Buy	41,845 +21,190	+103%	+$6.86M	0.3%	107
2014 Q3	$6.83M	Buy	20,655 +1,940	+10%	+$640K	0.15%	126
2014 Q2	$5.9M	Sell	18,715 -1	-0%	-$301	0.12%	140
2014 Q1	$5.72M	Sell	18,716 -6,384	-25%	-$2.03M	0.11%	141
2013 Q4	$7.02M	Sell	25,100 -5,823	-19%	-$1.51M	0.14%	134
2013 Q3	$7.45M	Buy	30,923 +60	+0.2%	+$13.4K	0.16%	128
2013 Q2	$6.64M	Buy	+30,863	New	+$6.59M	0.15%	122

Other funds holding BIIB

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

Primecap Management

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

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

ClearBridge Investments

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

Wellington Management Group

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

Capital World Investors

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

AQR Capital Management

AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Geode Capital Management

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