Nelson John Squires III - 13 Aug 2025 Form 4 Insider Report for WESCO INTERNATIONAL INC (WCC)

Role
EVP & GM, EES
Signature
/s/ Michele Nelson, as Attorney-in-Fact
Issuer symbol
WCC
Transactions as of
13 Aug 2025
Net transactions value
-$4,179,073
Form type
4
Filing time
15 Aug 2025, 16:34:52 UTC
Previous filing
02 Jul 2025
Next filing
11 Sep 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Squires Nelson John III EVP & GM, EES 225 WEST STATION SQUARE DRIVE, SUITE 700, PITTSBURGH /s/ Michele Nelson, as Attorney-in-Fact 15 Aug 2025 0001790020

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction WCC Common Stock Options Exercise $867,467 +12,107 +25% $71.65 60,732 13 Aug 2025 Direct
transaction WCC Common Stock Disposed to Issuer $867,496 -4,027 -6.6% $215.42 56,705 13 Aug 2025 Direct
transaction WCC Common Stock Tax liability $756,986 -3,514 -6.2% $215.42 53,191 13 Aug 2025 Direct
transaction WCC Common Stock Options Exercise $1,023,954 +16,305 +31% $62.80 69,496 13 Aug 2025 Direct
transaction WCC Common Stock Disposed to Issuer $1,024,107 -4,754 -6.8% $215.42 64,742 13 Aug 2025 Direct
transaction WCC Common Stock Tax liability $1,082,270 -5,024 -7.8% $215.42 59,718 13 Aug 2025 Direct
transaction WCC Common Stock Sale $1,155,123 -5,493 -9.2% $210.29 54,225 14 Aug 2025 Direct F1
transaction WCC Common Stock Sale $1,184,512 -5,600 -10% $211.52 48,625 14 Aug 2025 Direct F2

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 Stock Appreciation Rights Options Exercise $0 -12,107 -100% $0.000000 0 13 Aug 2025 Common Stock 12,107 $71.65 Direct F3
transaction WCC Stock Appreciation Rights Options Exercise $0 -16,305 -100% $0.000000 0 13 Aug 2025 Common Stock 16,305 $62.80 Direct F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Represents weighted average sale price. These shares were sold in multiple transactions at prices ranging from $209.35 to $210.29. Upon request by the SEC, the Issuer or a stockholder of the Issuer, complete information regarding the number of shares sold at each price within the range will be provided.
F2 Represents weighted average sale price. These shares were sold in multiple transactions at prices ranging from $210.54 to $211.52. Upon request by the SEC, the Issuer or a stockholder of the Issuer, complete information regarding the number of shares sold at each price within the range will be provided.
F3 The Stock Appreciation Rights became exercisable in three (3) equal, annual installments beginning on the first anniversary of the February 16, 2017 grant date.
F4 The Stock Appreciation Rights became exercisable in three (3) equal, annual installments beginning on the first anniversary of the February 13, 2018 grant date.