Munro Partners’s Boston Scientific BSX Stock Holding History

Munro Partners’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 Q1	–	Sell	-1,256,810	Closed	-$120M	–	62
2025 Q4	$120M	Buy	1,256,810 +14,730	+1%	+$1.44M	3.11%	13
2025 Q3	$121M	Buy	1,242,080 +283,475	+30%	+$29.4M	3.29%	8
2025 Q2	$103M	Buy	958,605 +356,150	+59%	+$36M	3.2%	9
2025 Q1	$60.8M	Sell	602,455 -315,770	-34%	-$31.8M	2.84%	17
2024 Q4	$82M	Buy	918,225 +184,580	+25%	+$16.2M	2.72%	15
2024 Q3	$61.5M	Sell	733,645 -173,300	-19%	-$13.7M	2.24%	24
2024 Q2	$69.8M	Sell	906,945 -2,840	-0.3%	-$208K	2.59%	17
2024 Q1	$62.3M	Sell	909,785 -1,305	-0.1%	-$83.9K	2.23%	18
2023 Q4	$52.7M	Buy	911,090 +409,515	+82%	+$21.9M	2.36%	20
2023 Q3	$26.5M	Buy	+501,575	New	+$26.3M	1.34%	22

Other funds holding BSX

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

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

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

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

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

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

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Munro Partners's BSX Position: Q1 2026 in Review

Munro Partners sold out of Boston Scientific (BSX) in Q1 2026, closing a stake of 1,256,810 shares — an estimated $120M sold.

Munro Partners first reported a position in BSX in Q3 2023 and held it in 10 quarters. The position peaked at $121M in Q3 2025. 1,671 funds tracked by Wall St. Rank hold BSX as of Q1 2026.

Munro Partners reported no remaining Boston Scientific position as of Q1 2026 after selling out during the quarter.
Munro Partners sold 1,256,810 Boston Scientific shares in Q1 2026, an estimated $120M.
Munro Partners first reported a position in Boston Scientific in Q3 2023 and held it in 10 quarters.
Munro Partners's Boston Scientific position peaked at $121M in Q3 2025.
1,671 funds tracked by Wall St. Rank held Boston Scientific as of Q1 2026.

Based on Munro Partners's 13F filing for Q1 2026, filed 6 May 2026.