New England Research & Management’s Boston Scientific BSX Stock Holding History

New England Research & Management’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
2025 Q4	–	Sell	-9,128	Closed	-$891K	–	153
2025 Q3	$891K	Sell	9,128 -1,422	-13%	-$147K	0.41%	82
2025 Q2	$1.13M	Buy	+10,550	New	+$1.07M	0.54%	65
2021 Q2	–	Sell	-7,925	Closed	-$306K	–	175
2021 Q1	$306K	Buy	7,925 +1,050	+15%	+$39.7K	0.17%	137
2020 Q4	$247K	Sell	6,875 -25,663	-79%	-$925K	0.15%	144
2020 Q3	$1.24M	Buy	32,538 +1,838	+6%	+$70.8K	0.9%	35
2020 Q2	$1.08M	Buy	30,700 +12,350	+67%	+$445K	0.77%	44
2020 Q1	$599K	Buy	+18,350	New	+$717K	0.51%	69
2017 Q1	–	Sell	-11,550	Closed	-$250K	–	165
2016 Q4	$250K	Buy	+11,550	New	+$252K	0.2%	150

Other funds holding BSX

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

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

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

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

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

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

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

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

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

New England Research & Management's BSX Position: Q4 2025 in Review

New England Research & Management sold out of Boston Scientific (BSX) in Q4 2025, closing a stake of 9,128 shares — an estimated $891K sold.

New England Research & Management first reported a position in BSX in Q4 2016 and held it in 8 quarters. The position peaked at $1.24M in Q3 2020. 1,793 funds tracked by Wall St. Rank hold BSX as of Q4 2025.

New England Research & Management reported no remaining Boston Scientific position as of Q4 2025 after selling out during the quarter.
New England Research & Management sold 9,128 Boston Scientific shares in Q4 2025, an estimated $891K.
New England Research & Management first reported a position in Boston Scientific in Q4 2016 and held it in 8 quarters.
New England Research & Management's Boston Scientific position peaked at $1.24M in Q3 2020.
1,793 funds tracked by Wall St. Rank held Boston Scientific as of Q4 2025.

Based on New England Research & Management's 13F filing for Q4 2025, filed 7 Jan 2026.