Edward F. Mackey - Feb 28, 2022 Form 4 Insider Report for BOSTON SCIENTIFIC CORP (BSX)

Role: EVP, Operations
Signature: /s/ Susan Thompson, Attorney-in-Fact
Stock symbol: BSX
Transactions as of: Feb 28, 2022
Transactions value $: -$47,880
Form type: 4
Date filed: 3/2/2022, 03:27 PM
Previous filing: Feb 24, 2022

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	BSX	Common Stock	Options Exercise	$0	+2.44K	+4.74%	$0.00	54K	Feb 28, 2022	Direct	F1
transaction	BSX	Common Stock	Tax liability	-$47.9K	-1.08K	-2.01%	$44.17	52.9K	Feb 28, 2022	Direct

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	Deferred Stock Units	Options Exercise	$0	-2.44K	-100%	$0.00^*	0	Feb 28, 2022	Common Stock	2.44K		Direct	F1, F2

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

Explanation of Responses:

Id	Content
F1	Each deferred 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 five equal annual installments beginning on February 28, 2018, the first anniversary of the date of grant.