Michael F. Mahoney - 12 Feb 2026 Form 4 Insider Report for BOSTON SCIENTIFIC CORP (BSX)

Reporting relationship: Chairman, President & CEO, Director
Issuer ticker: BSX
Reported as of: 12 Feb 2026
Net transaction value: -$491,119
SEC form: 4
Accepted by SEC: 17 Feb 2026, 19:06:51 UTC
Prior SEC filing: 03 Feb 2026
Next SEC filing: 18 Feb 2026
Source filing: View source filing
Reporting owner signature: /s/ Susan Thompson, Attorney-in-Fact

Key filing fact

Michael F. Mahoney filed Form 4 for BOSTON SCIENTIFIC CORP (BSX) on 17 Feb 2026.

Key facts

This page summarizes Michael F. Mahoney's Form 4 filing for BOSTON SCIENTIFIC CORP (BSX).
5 reported transactions and 3 derivative rows are listed below.
Accepted by SEC: 17 Feb 2026, 19:06.

Change

Previous filing in this sequence was filed on 03 Feb 2026.
Current net transaction value: -$491,119.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001533022 Primary reporting owner

Mahoney Michael F

Relationship: Chairman, President & CEO, Director
Address: 300 BOSTON SCIENTIFIC WAY, MARLBOROUGH
Signature: /s/ Susan Thompson, Attorney-in-Fact
Signature date: 17 Feb 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

BSX transaction

Common Stock

Options Exercise

Transaction value: $0
Shares: +13,704
Change %: +0.97%
Price: $0.000000
Shares after: 1,425,439
Date: 12 Feb 2026
Ownership: Direct
Footnotes: F1

BSX transaction

Common Stock

Tax liability

Transaction value: $491,119
Shares: -6,626
Change %: -0.46%
Price: $74.12
Shares after: 1,418,813
Date: 12 Feb 2026
Ownership: Direct

BSX holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 213,679
Date: 12 Feb 2026
Ownership: By Trust

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

BSX transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value: $0
Shares: -13,704
Change %: -33%
Price: $0.000000
Shares after: 27,408
Date: 12 Feb 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 13,704
Exercise price
Footnotes: F1, F2

BSX transaction Derivative

Restricted Stock Units

Award

Transaction value: $0
Shares: +55,652
Change %
Price: $0.000000
Shares after: 55,652
Date: 12 Feb 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 55,652
Exercise price
Footnotes: F1, F3

BSX transaction Derivative

Stock Option (Right to Buy)

Award

Transaction value: $0
Shares: +131,329
Change %
Price: $0.000000
Shares after: 131,329
Date: 12 Feb 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 131,329
Exercise price: $74.12
Footnotes: F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

Each restricted stock unit represents the Company's commitment to issue one share of Boston Scientific common stock.

Footnote F2

Shares of common stock will be issued to the reporting person in four equal annual installments beginning on February 12, 2025, the first anniversary of the date of grant.

Footnote F3

Shares of common stock will be issued to the reporting person in four equal annual installments beginning on February 12, 2027, the first anniversary of the date of grant.

Footnote F4

Grant to the reporting person of an option to purchase a specified number of shares of common stock vesting in four equal annual installments beginning on February 12, 2027, the first anniversary of the date of grant.