Factory Mutual Insurance’s Biogen BIIB Stock Holding History

Factory Mutual Insurance’s Portfolio BIIB Stock Details BIIB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2025 Q2	–	Sell	-49,200	Closed	-$6.73M	–	163
2025 Q1	$6.73M	Hold	49,200	–	–	0.08%	155
2024 Q4	$7.52M	Hold	49,200	–	–	0.08%	160
2024 Q3	$9.54M	Hold	49,200	–	–	0.1%	159
2024 Q2	$11.4M	Hold	49,200	–	–	0.13%	141
2024 Q1	$10.6M	Hold	49,200	–	–	0.12%	146
2023 Q4	$12.7M	Hold	49,200	–	–	0.16%	132
2023 Q3	$12.6M	Hold	49,200	–	–	0.18%	127
2023 Q2	$14M	Buy	49,200 +7,200	+17%	+$2.05M	0.21%	116
2023 Q1	$11.7M	Buy	42,000 +8,200	+24%	+$2.28M	0.18%	125
2022 Q4	$9.36M	Hold	33,800	–	–	0.14%	128
2022 Q3	$9.03M	Hold	33,800	–	–	0.15%	130
2022 Q2	$6.89M	Hold	33,800	–	–	0.11%	133
2022 Q1	$7.12M	Hold	33,800	–	–	0.1%	128
2021 Q4	$7.38M	Sell	33,800 -4,565	-12%	-$997K	0.11%	127
2021 Q3	$10.9M	Hold	38,365	–	–	0.14%	123
2021 Q2	$13.3M	Sell	38,365 -795	-2%	-$275K	0.16%	117
2021 Q1	$11M	Sell	39,160 -840	-2%	-$235K	0.14%	120
2020 Q4	$9.79M	Hold	40,000	–	–	0.13%	120
2020 Q3	$11.3M	Sell	40,000 -10,700	-21%	-$3.04M	0.18%	100
2020 Q2	$13.6M	Hold	50,700	–	–	0.23%	96
2020 Q1	$16M	Hold	50,700	–	–	0.3%	86
2019 Q4	$15M	Sell	50,700 -19,400	-28%	-$5.76M	0.22%	104
2019 Q3	$16.3M	Hold	70,100	–	–	0.25%	98
2019 Q2	$16.4M	Hold	70,100	–	–	0.2%	111
2019 Q1	$17M	Sell	70,100 -91,600	-57%	-$22.2M	0.2%	110
2018 Q4	$48.7M	Sell	161,700 -39,300	-20%	-$11.8M	0.62%	65
2018 Q3	$71M	Sell	201,000 -35,500	-15%	-$12.5M	0.74%	50
2018 Q2	$68.6M	Buy	236,500 +58,300	+33%	+$16.9M	0.74%	50
2018 Q1	$48.8M	Sell	178,200 -2,800	-2%	-$767K	0.53%	68
2017 Q4	$57.7M	Buy	181,000 +6,100	+3%	+$1.94M	0.6%	61
2017 Q3	$54.8M	Buy	174,900 +66,200	+61%	+$20.7M	0.6%	61
2017 Q2	$29.5M	Buy	108,700 +28,000	+35%	+$7.6M	0.34%	99
2017 Q1	$22.1M	Sell	80,700 -24,000	-23%	-$6.56M	0.26%	114
2016 Q4	$30.4M	Hold	104,700	–	–	0.36%	100
2016 Q3	$32.8M	Hold	104,700	–	–	0.41%	89
2016 Q2	$25.3M	Hold	104,700	–	–	0.33%	102
2016 Q1	$27.3M	Hold	104,700	–	–	0.35%	103
2015 Q4	$32.1M	Sell	104,700 -4,000	-4%	-$1.23M	0.43%	82
2015 Q3	$31.7M	Hold	108,700	–	–	0.43%	84
2015 Q2	$43.9M	Hold	108,700	–	–	0.57%	65
2015 Q1	$45.9M	Sell	108,700 -2,800	-3%	-$1.18M	0.6%	61
2014 Q4	$37.8M	Sell	111,500 -2,700	-2%	-$917K	0.51%	73
2014 Q3	$37.8M	Buy	114,200 +4,800	+4%	+$1.59M	0.52%	71
2014 Q2	$34.5M	Buy	109,400 +49,400	+82%	+$15.6M	0.47%	77
2014 Q1	$18.4M	Buy	60,000 +15,000	+33%	+$4.59M	0.27%	115
2013 Q4	$12.6M	Buy	+45,000	New	+$12.6M	0.19%	125