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

Role: Chairman, President & CEO, Director
Signature: /s/ Susan Thompson, Attorney-in-Fact
Issuer symbol: BSX
Transactions as of: 12 Feb 2026
Net transactions value: -$491,119
Form type: 4
Filing time: 17 Feb 2026, 19:06:51 UTC
Previous filing: 03 Feb 2026
Next filing: 18 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Mahoney Michael F	Chairman, President & CEO, Director	300 BOSTON SCIENTIFIC WAY, MARLBOROUGH	/s/ Susan Thompson, Attorney-in-Fact	17 Feb 2026	0001533022

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	BSX	Common Stock	Options Exercise	$0	+13,704	+0.97%	$0.000000	1,425,439	12 Feb 2026	Direct	F1
transaction	BSX	Common Stock	Tax liability	$491,119	-6,626	-0.46%	$74.12	1,418,813	12 Feb 2026	Direct
holding	BSX	Common Stock						213,679	12 Feb 2026	By Trust

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	BSX	Restricted Stock Units	Options Exercise	$0	-13,704	-33%	$0.000000	27,408	12 Feb 2026	Common Stock	13,704		Direct	F1, F2
transaction	BSX	Restricted Stock Units	Award	$0	+55,652		$0.000000	55,652	12 Feb 2026	Common Stock	55,652		Direct	F1, F3
transaction	BSX	Stock Option (Right to Buy)	Award	$0	+131,329		$0.000000	131,329	12 Feb 2026	Common Stock	131,329	$74.12	Direct	F4

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Each restricted stock unit represents the Company's commitment to issue one share of Boston Scientific common stock.
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.
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.
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.