Dirk Waugh Naylor - 01 Mar 2026 Form 4 Insider Report for WESCO INTERNATIONAL INC (WCC)

Reporting relationship: EVP & GM, Comm & Sec Solutions
Issuer ticker: WCC
Reported as of: 01 Mar 2026
Net transaction value: -$46,519
SEC form: 4
Accepted by SEC: 03 Mar 2026, 20:11:02 UTC
Prior SEC filing: 18 Feb 2026
Next SEC filing: 02 Apr 2026
Source filing: View source filing
Reporting owner signature: /s/ Michele Nelson, as Attorney-in-Fact

Key filing fact

Dirk Waugh Naylor filed Form 4 for WESCO INTERNATIONAL INC (WCC) on 03 Mar 2026.

Key facts

This page summarizes Dirk Waugh Naylor's Form 4 filing for WESCO INTERNATIONAL INC (WCC).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 03 Mar 2026, 20:11.

Change

Previous filing in this sequence was filed on 18 Feb 2026.
Current net transaction value: -$46,519.

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 0002075456 Primary reporting owner

Naylor Dirk Waugh

Relationship: EVP & GM, Comm & Sec Solutions
Address: 225 WEST STATION SQUARE DRIVE, SUITE 700, PITTSBURGH
Signature: /s/ Michele Nelson, as Attorney-in-Fact
Signature date: 03 Mar 2026

Reported non-derivative transactions

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

WCC transaction

Common Stock

Tax liability

Transaction value: $46,519
Shares: -161
Change %: -1.4%
Price: $289.50
Shares after: 11,288
Date: 01 Mar 2026
Ownership: Direct
Footnotes: F1

WCC transaction

Common Stock

Award

Transaction value: $0
Shares: +1,606
Change %: +14%
Price: $0.000000
Shares after: 12,894
Date: 02 Mar 2026
Ownership: Direct
Footnotes: F2

Reported derivative securities

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

WCC transaction Derivative

Stock Options (Right to Buy)

Award

Transaction value: $0
Shares: +3,827
Change %
Price: $0.000000
Shares after: 3,827
Date: 02 Mar 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 3,827
Exercise price: $295.84
Footnotes: F3

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

Represents tax withholding on the vesting of restricted stock units ("RSU") that were granted on 03/01/2024 and 03/01/2025.

Footnote F2

Represents a grant of RSUs. Each RSU represents a contingent right to acquire one share of Issuer's common stock. The RSUs vest in three equal installments beginning on the first anniversary of the date of grant.

Footnote F3

The stock options become exercisable in three equal annual installments beginning on the first anniversary of the date of grant.