Factory Mutual Insurance’s Boston Scientific BSX Stock Holding History

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

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$3.61M	Hold	84,600	–	–	0.03%	174
2026 Q1	$5.31M	Buy	84,600 +13,500	+19%	+$1.08M	0.06%	157
2025 Q4	$6.78M	Hold	71,100	–	–	0.07%	152
2025 Q3	$6.94M	Hold	71,100	–	–	0.07%	153
2025 Q2	$7.64M	Hold	71,100	–	–	0.08%	151
2025 Q1	$7.17M	Hold	71,100	–	–	0.08%	153
2024 Q4	$6.35M	Sell	71,100 -85,300	-55%	-$7.51M	0.07%	162
2024 Q3	$13.1M	Sell	156,400 -71,000	-31%	-$5.6M	0.14%	143
2024 Q2	$17.5M	Hold	227,400	–	–	0.2%	121
2024 Q1	$15.6M	Sell	227,400 -154,400	-40%	-$9.93M	0.18%	129
2023 Q4	$22.1M	Hold	381,800	–	–	0.27%	102
2023 Q3	$20.2M	Sell	381,800 -228,000	-37%	-$12M	0.28%	98
2023 Q2	$33M	Sell	609,800 -87,500	-13%	-$4.57M	0.49%	65
2023 Q1	$34.9M	Sell	697,300 -28,800	-4%	-$1.36M	0.55%	60
2022 Q4	$33.6M	Hold	726,100	–	–	0.51%	66
2022 Q3	$28.1M	Sell	726,100 -9,000	-1%	-$361K	0.46%	75
2022 Q2	$27.4M	Sell	735,100 -161,600	-18%	-$6.58M	0.45%	78
2022 Q1	$39.7M	Sell	896,700 -30,400	-3%	-$1.32M	0.54%	67
2021 Q4	$38.6M	Sell	927,100 -298,801	-24%	-$12.6M	0.56%	67
2021 Q3	$53.2M	Sell	1,225,901 -17,700	-1%	-$783K	0.66%	48
2021 Q2	$53.2M	Sell	1,243,601 -34,377	-3%	-$1.45M	0.65%	54
2021 Q1	$49.4M	Sell	1,277,978 -19,322	-1%	-$731K	0.63%	61
2020 Q4	$46.6M	Buy	1,297,300 +12,100	+0.9%	+$436K	0.63%	57
2020 Q3	$49.1M	Buy	1,285,200 +72,500	+6%	+$2.79M	0.79%	46
2020 Q2	$42.6M	Buy	1,212,700 +232,700	+24%	+$8.38M	0.73%	52
2020 Q1	$32M	Buy	980,000 +584,000	+147%	+$22.8M	0.61%	62
2019 Q4	$17.9M	Hold	396,000	–	–	0.26%	95
2019 Q3	$16.1M	Hold	396,000	–	–	0.25%	99
2019 Q2	$17M	Buy	+396,000	New	+$15.2M	0.2%	110
2018 Q3	–	Sell	-550,000	Closed	-$18M	–	141
2018 Q2	$18M	Hold	550,000	–	–	0.19%	127
2018 Q1	$15M	Hold	550,000	–	–	0.16%	133
2017 Q4	$13.6M	Hold	550,000	–	–	0.14%	142
2017 Q3	$16M	Hold	550,000	–	–	0.18%	133
2017 Q2	$15.2M	Hold	550,000	–	–	0.18%	128
2017 Q1	$13.7M	Sell	550,000 -100,000	-15%	-$2.43M	0.16%	135
2016 Q4	$14.2M	Hold	650,000	–	–	0.17%	135
2016 Q3	$15.5M	Hold	650,000	–	–	0.19%	130
2016 Q2	$15.2M	Sell	650,000 -220,500	-25%	-$4.77M	0.2%	126
2016 Q1	$16.4M	Hold	870,500	–	–	0.21%	135
2015 Q4	$16.1M	Hold	870,500	–	–	0.22%	130
2015 Q3	$14.3M	Hold	870,500	–	–	0.2%	135
2015 Q2	$15.4M	Buy	870,500 +320,500	+58%	+$5.73M	0.2%	136
2015 Q1	$9.76M	Buy	+550,000	New	+$8.69M	0.13%	148

Other funds holding BSX

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Factory Mutual Insurance's BSX Position: Q2 2026 in Review

Factory Mutual Insurance held its Boston Scientific (BSX) position steady in Q2 2026 at 84,600 shares worth $3.61M. The position accounts for 0.03% of the portfolio, ranked #174.

Factory Mutual Insurance first reported a position in BSX in Q1 2015 and has held it in 43 quarters since. The position peaked at $53.2M in Q3 2021. 1,474 funds tracked by Wall St. Rank hold BSX as of Q2 2026.

Factory Mutual Insurance held 84,600 shares of Boston Scientific worth $3.61M as of Q2 2026.
Factory Mutual Insurance left its Boston Scientific share count unchanged in Q2 2026.
Boston Scientific made up 0.03% of Factory Mutual Insurance's portfolio in Q2 2026, its #174 holding.
Factory Mutual Insurance first reported a position in Boston Scientific in Q1 2015 and has held it in 43 quarters since.
Factory Mutual Insurance's Boston Scientific position peaked at $53.2M in Q3 2021.
1,474 funds tracked by Wall St. Rank held Boston Scientific as of Q2 2026.

Based on Factory Mutual Insurance's 13F filing for Q2 2026, filed 21 Jul 2026.