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BOSTON SCIENTIFIC CORP (BSX)

Institutional ownership, SEC filings and insider activity

Sector: Healthcare & Pharma · SEC CIK 0000885725 · EDGAR filings · Updated 2026-07-27

BOSTON SCIENTIFIC CORP (BSX) has reported institutional ownership of 90.2%, with 1,654 institutional managers holding positions valued at $84.2B per the latest 13F reporting period.

Institutional ownership
90.2%
Institutional managers
1,654
Reported 13F value
$84.2B
Insider activity
158 trans.
−$107.5M net selling

Filings this week (1)

Every filing links to the official SEC document. Real-time filing alerts for this company are available inside the app.

Latest updates

Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, BOSTON SCIENTIFIC CORP has 1,654 institutional holders and institutional ownership of 90.2%.

#InstitutionReported value% of tracked total
1BlackRock, Inc.$8.27B9.8%
2VANGUARD CAPITAL MANAGEMENT LLC$6.05B7.2%
3FMR LLC$4.66B5.5%
4STATE STREET CORP$4.27B5.1%
5JPMORGAN CHASE & CO$2.10B2.5%
6GEODE CAPITAL MANAGEMENT, LLC$2.08B2.5%
7PRIMECAP MANAGEMENT CO/CA/$2.04B2.4%
8VANGUARD PORTFOLIO MANAGEMENT LLC$1.87B2.2%
9D. E. Shaw & Co., Inc.$1.53B1.8%
10BANK OF AMERICA CORP /DE/$1.43B1.7%

Full holder history and quarter-over-quarter changes are available inside the app.

Insider activity

Insiders reported 158 transactions (0 buys, 29 sells) across 19 reporting insiders, with a net reported value of −$107.5M.

Quarterly net insider value, as reported in Form 4 filings.

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See full history, cross-references and alerts on Sightfile
Sightfile provides information only — not investment advice, recommendations, or an assessment of any security. Data is derived from official public sources (SEC EDGAR and U.S. government agencies), may contain errors or delays, and should be verified against the source filing before relying on it.
Data sources: SEC EDGAR (filings, 13F, FTD), aggregated by Sightfile. Page updated 2026-07-27.