Perceptive Advisors’s Boston Scientific BSX Stock Holding History

Perceptive Advisors’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	$10.7M	Buy	+250,000	New	+$13.6M	0.16%	79
2026 Q1	–	Sell	-979,000	Closed	-$93.3M	–	102
2025 Q4	$93.3M	Buy	979,000 +669,000	+216%	+$65.6M	1.66%	19
2025 Q3	$30.3M	Buy	310,000 +30,000	+11%	+$3.11M	0.87%	35
2025 Q2	$30.1M	Buy	280,000 +150,000	+115%	+$15.2M	1.12%	25
2025 Q1	$13.1M	Buy	+130,000	New	+$13.1M	0.46%	43
2017 Q2	–	Sell	-3	Closed	–	–	139
2017 Q1	$0	Hold	3	–	–	﹤0.01%	170
2016 Q4	$0	Buy	+3	New	+$65	﹤0.01%	189

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

Perceptive Advisors's BSX Position: Q2 2026 in Review

Perceptive Advisors opened a new position in Boston Scientific (BSX) in Q2 2026: 250,000 shares worth $10.7M. The stake represents 0.16% of the portfolio and ranks #79 among its holdings. This is a return to the name: Perceptive Advisors previously reported a position in BSX as recently as Q4 2025.

Perceptive Advisors first reported a position in BSX in Q4 2016 and has held it in 7 quarters since. The position peaked at $93.3M in Q4 2025. 1,468 funds tracked by Wall St. Rank hold BSX as of Q2 2026.

Perceptive Advisors held 250,000 shares of Boston Scientific worth $10.7M as of Q2 2026.
Boston Scientific was a new Perceptive Advisors position in Q2 2026.
Boston Scientific made up 0.16% of Perceptive Advisors's portfolio in Q2 2026, its #79 holding.
Perceptive Advisors first reported a position in Boston Scientific in Q4 2016 and has held it in 7 quarters since.
Perceptive Advisors's Boston Scientific position peaked at $93.3M in Q4 2025.
1,468 funds tracked by Wall St. Rank held Boston Scientific as of Q2 2026.

Based on Perceptive Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.