Asset Management One Increases Stake in Boston Scientific

The institutional investor added over 100,000 shares of the medical device company in Q4 2025.

Apr. 18, 2026 at 7:22am

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An extreme close-up of intricate, highly engineered medical device components rendered in a cinematic, industrial style, conveying the technical sophistication and manufacturing prowess of the Boston Scientific brand.A major institutional investor's increased stake in Boston Scientific signals confidence in the medical device company's future growth.Marlborough Today

Asset Management One Co. Ltd. increased its holdings in Boston Scientific Corporation (NYSE:BSX) by 13.3% during the fourth quarter of 2025, according to a recent SEC filing. The institutional investor now owns 879,105 shares of the medical equipment provider's stock, worth approximately $84 million.

Why it matters

This investment signals continued confidence in Boston Scientific's growth potential among major institutional investors. As a leading global medical device company, Boston Scientific's performance is closely watched by the finance community.

The details

Asset Management One purchased an additional 103,326 shares of Boston Scientific in Q4 2025, bringing its total stake to 879,105 shares. This represents about 0.06% ownership in the company. The purchase was disclosed in a 13F filing with the SEC.

  • Asset Management One increased its Boston Scientific holdings in Q4 2025.

The players

Asset Management One Co. Ltd.

An institutional investor that manages over $500 billion in assets globally.

Boston Scientific Corporation

A leading global medical device company headquartered in Marlborough, Massachusetts.

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The takeaway

This investment by a major institutional investor suggests continued confidence in Boston Scientific's long-term growth prospects within the medical device industry.