Sumitomo Mitsui Financial Group’s Boston Scientific BSX Stock Holding History

Sumitomo Mitsui Financial Group’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	$17.6M	Buy	412,532 +77,768	+23%	+$4.22M	0.33%	39
2026 Q1	$21M	Buy	334,764 +64,889	+24%	+$5.19M	0.43%	40
2025 Q4	$25.7M	Buy	269,875 +4,094	+2%	+$401K	0.46%	33
2025 Q3	$25.9M	Buy	265,781 +30,300	+13%	+$3.14M	0.45%	31
2025 Q2	$25.3M	Buy	235,481 +29,839	+15%	+$3.02M	0.41%	28
2025 Q1	$20.7M	Buy	205,642 +54,832	+36%	+$5.52M	0.38%	28
2024 Q4	$13.5M	Buy	+150,810	New	+$13.3M	0.18%	42
2018 Q2	–	Sell	-7,300	Closed	-$199K	–	112
2018 Q1	$199K	Buy	+7,300	New	+$198K	0.02%	72

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

Sumitomo Mitsui Financial Group's BSX Position: Q2 2026 in Review

Sumitomo Mitsui Financial Group increased its Boston Scientific (BSX) stake by 23% in Q2 2026, buying an estimated $4.22M and bringing the position to 412,532 shares worth $17.6M. The position accounts for 0.33% of the portfolio, ranked #39.

Sumitomo Mitsui Financial Group first reported a position in BSX in Q1 2018 and has held it in 8 quarters since. The position peaked at $25.9M in Q3 2025. 1,468 funds tracked by Wall St. Rank hold BSX as of Q2 2026.

Sumitomo Mitsui Financial Group held 412,532 shares of Boston Scientific worth $17.6M as of Q2 2026.
Sumitomo Mitsui Financial Group bought 77,768 Boston Scientific shares in Q2 2026, an estimated $4.22M.
Boston Scientific made up 0.33% of Sumitomo Mitsui Financial Group's portfolio in Q2 2026, its #39 holding.
Sumitomo Mitsui Financial Group first reported a position in Boston Scientific in Q1 2018 and has held it in 8 quarters since.
Sumitomo Mitsui Financial Group's Boston Scientific position peaked at $25.9M in Q3 2025.
1,468 funds tracked by Wall St. Rank held Boston Scientific as of Q2 2026.

Based on Sumitomo Mitsui Financial Group's 13F filing for Q2 2026, filed 13 Aug 2026.