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LIVE DESK·Global markets desk·Last updated 14s ago
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Boston Scientific hit by cyberattack, shares drop 4% in premarket

Medical device maker reports IT system disruption from cybersecurity incident, limiting order processing. Investigation ongoing with third-party experts as disruptions persist.

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Priya Anand · Equities & Earnings Desk · 26 Aug 2026 · 21:39 · 1 min read
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Boston Scientific hit by cyberattack, shares drop 4% in premarket

Boston Scientific Corp. disclosed on Tuesday that a cybersecurity incident had disrupted certain information technology systems, causing operational limitations including restricted access to business applications and order processing capabilities.

The company’s shares fell 4% in premarket trading on Wednesday, reflecting investor concern over the incident’s impact on operations. Boston Scientific’s stock, listed under ticker BSX, was down 4.43% at the time of reporting.

The medical device manufacturer launched an investigation with the assistance of third-party cybersecurity experts to assess and contain the threat. However, the company stated that disruptions are expected to continue and that the timeline for full system restoration remains unknown. Boston Scientific also noted that the full scope of the incident and potential material impact are not yet determined.

The incident has affected the company’s ability to process and ship customer orders, raising questions about near-term revenue and operational continuity. Boston Scientific did not provide additional details on the nature of the cybersecurity breach or the specific systems compromised.

This article was produced with AI assistance and edited by a Finance Review Daily journalist.
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Written by
Priya Anand
Equities & Earnings Desk

Priya covers listed equities and corporate earnings, reading quarterly results and guidance for what they signal about sector health and forward valuations.

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