Nelson John Squires III - 01 Jul 2022 Form 4 Insider Report for WESCO INTERNATIONAL INC (WCC)

Role: EVP & GM, E&ES
Signature: /s/ Michele Nelson, as Attorney-in-Fact
Issuer symbol: WCC
Transactions as of: 01 Jul 2022
Net transactions value: -$647,997
Form type: 4
Filing time: 06 Jul 2022, 17:09:26 UTC
Previous filing: 22 Feb 2022
Next filing: 04 Oct 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	WCC	Common Stock	Options Exercise	$0	+13,984	+59%	$0.000000	37,685	01 Jul 2022	Direct	F1
transaction	WCC	Common Stock	Tax liability	$647,997	-6,123	-16%	$105.83	31,562	01 Jul 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	WCC	Restricted Stock Units	Options Exercise	$0	-13,984	-43%	$0.000000	18,646	01 Jul 2022	Common Stock	13,984		Direct	F1, F2

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

Explanation of Responses:

Id	Content
F1	Each restricted stock unit ("RSU") represents a contingent right to acquire one share of Issuer's common stock.
F2	On July 2, 2020, the Reporting Person was granted 46,613 RSUs that vest as follows: 30% on each of the first and second anniversaries of the grant date and 40% on the third anniversary of the grant date.