Company facts
- Headquarters
- Marlborough, Massachusetts
- Most recent report
- 10-Q, filed Nov 2, 2026
- Incorporated
- Delaware
- Filings on record
- 1,003+ filings
- On EDGAR
- CIK 885725
- Fiscal year ends
- December
- Filer status
- Large accelerated filer
Financials 8 of 26
News 8 of 92
Prospectuses and Registrations 8 of 17
- S-8 Registration statement for an employee plan May 8, 2026
- 424B3 Prospectus supplement for an offering Apr 1, 2026
- S-4/A Registration statement for a merger or exchange, amended Mar 30, 2026
- S-4 Registration statement for a merger or exchange Feb 27, 2026
- 424B2 Prospectus supplement for an offering Feb 24, 2025
- FWP Free writing prospectus Feb 21, 2025
- 424B5 Prospectus supplement for an offering Feb 21, 2025
- S-3ASR Automatic shelf registration Feb 18, 2025
Proxies 8 of 16
- DEFA14A Extra proxy material Mar 18, 2026
- DEF 14A Proxy statement for a shareholder vote Mar 18, 2026
- PRE 14A Preliminary proxy statement Mar 6, 2026
- DEFA14A Extra proxy material Mar 19, 2025
- DEF 14A Proxy statement for a shareholder vote Mar 19, 2025
- DEFA14A Extra proxy material Apr 29, 2024
- DEFA14A Extra proxy material Mar 20, 2024
- DEF 14A Proxy statement for a shareholder vote Mar 20, 2024
Ownership 8 of 824
- 4 Insider reported a trade Nov 6, 2026
- SCHEDULE 13G/A Large holder reported a passive stake, amended Nov 6, 2026
- 4 Insider reported a trade Nov 3, 2026
- 4 Insider reported a trade Sep 3, 2026
- 4 Insider reported a trade Aug 26, 2026
- 4 Insider reported a trade Aug 12, 2026
- 4 Insider reported a trade Aug 11, 2026
- 4 Insider reported a trade Aug 7, 2026
Other 8 of 28
- 11-K Employee stock plan report Jun 24, 2026
- SD Conflict minerals disclosure May 21, 2026
- 425 Apr 22, 2026
- EFFECT Notice that a registration became effective Apr 1, 2026
- CORRESP Reply to SEC staff Mar 30, 2026
- ARS Annual report sent to shareholders Mar 18, 2026
- UPLOAD Comment letter from SEC staff Mar 9, 2026
- 425 Mar 3, 2026
What to read: Sep 2026 10-Q
SECSift found 3 of 10 sections worth reading, with 0 positive, 7 notable, and 5 negative flags.
Financial Statements (Item 1)
Financial statements and notes: large acquisition, debt, litigation, restructuring, cash burn.Notable- Pending $14.5B Penumbra acquisition; $6.0B term loan and $2.0B revolver arranged; FTC second request received.
- Leverage ratio 1.95x vs 3.75x covenant; $1.128B of $1.160B litigation exclusion still available.
- Discrete tax benefit of $383M in first nine months 2026 cut reported tax rate to 4.5% from 17.2%.
- New $700-800M restructuring plan approved July 2026; $102M incurred so far, expects $500M annual savings.
Management's Discussion (Item 2)
Cybersecurity incident materially hit Q3 2026 results; $14.5B Penumbra acquisition pending; new $700-800M restructuring plan.NotableRisk Factors (Item 1A)
Quantifies a real August 2026 cyber incident that materially hit Q3 2026 results and triggered lawsuits.Negative- Cyber incident on Aug 25, 2026 caused global disruption, materially hit Q3 2026 results, and triggered civil lawsuits.
- Civil legal claims have been filed; regulatory scrutiny possible; outcome and timeline unknown.
- May not recover all impacted revenue; potential loss of market share and other adverse impacts remain.
What changed: Sep 2026 vs. Jun 2026
About 9% of BSX's Sep 2026 10-Q is new information. 30 paragraphs were added, 154 changed, and 34 removed. Below are the most important lines SECSift identified.
New
- New $455M co-funding deal with Blackstone for VITALYST system added in current filing.
- Added a new risk factor about supply chain and manufacturing interruptions, citing the August 2026 cybersecurity incident as an example.
- Added that the August 2026 cybersecurity incident affected manufacturing and shipping, and that future interruptions could cause loss of market share.
Changed
Everything here comes from Boston Scientific Corp's own filings on SEC EDGAR. The filing list is rechecked every hour. SECSift analysis was completed on Nov 2, 2026, from the 10-Q for Sep 2026.