Mackay Shields LLC’s Biogen BIIB Stock Holding History

Mackay Shields LLC’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
2022 Q2	–	Sell	-21,286	Closed	-$4.48M	–	299
2022 Q1	$4.48M	Sell	21,286 -830	-4%	-$180K	0.04%	382
2021 Q4	$5.31M	Sell	22,116 -822	-4%	-$211K	0.04%	356
2021 Q3	$6.49M	Sell	22,938 -1,089	-5%	-$357K	0.06%	280
2021 Q2	$8.32M	Sell	24,027 -32,490	-57%	-$9.84M	0.08%	241
2021 Q1	$15.8M	Sell	56,517 -39,587	-41%	-$10.7M	0.12%	189
2020 Q4	$23.5M	Buy	96,104 +5,933	+7%	+$1.53M	0.16%	141
2020 Q3	$25.6M	Sell	90,171 -701	-0.8%	-$196K	0.17%	119
2020 Q2	$24.3M	Buy	90,872 +7,109	+8%	+$2.14M	0.19%	120
2020 Q1	$26.5M	Sell	83,763 -20,715	-20%	-$6.29M	0.25%	88
2019 Q4	$31M	Buy	104,478 +27,193	+35%	+$7.54M	0.21%	112
2019 Q3	$18M	Sell	77,285 -27,300	-26%	-$6.36M	0.11%	215
2019 Q2	$24.5M	Buy	104,585 +1,416	+1%	+$327K	0.17%	128
2019 Q1	$24.4M	Buy	103,169 +8,317	+9%	+$2.62M	0.18%	128
2018 Q4	$28.5M	Sell	94,852 -3,538	-4%	-$1.13M	0.23%	88
2018 Q3	$34.8M	Buy	98,390 +46,136	+88%	+$15.9M	0.27%	93
2018 Q2	$15.2M	Sell	52,254 -14,448	-22%	-$4.06M	0.11%	246
2018 Q1	$18.3M	Buy	+66,702	New	+$20.7M	0.11%	223

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

Geode Capital Management

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 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

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

Deutsche Bank Frankfurt Am Main Ge, Germany $303B AUM 30.15% 1-Year Est. Return