[Form 4] WESCO INTERNATIONAL INC Insider Trading Activity

Rhea-AI Filing Summary

John Squires III, a Retiring EVP & GM, EES of Wesco International, Inc. (WCC), reported a transaction dated 09/30/2025 on Form 4. The filing shows the acquisition of 9.5354 dividend equivalent rights (DERs) related to restricted stock units at a price of $0. After the reported transaction the reporting person beneficially owns 48,634.3994 shares (listed as direct ownership). The filing explains each DER is the economic equivalent of one share and vests on the same schedule as the underlying RSU award. The form was signed by an attorney-in-fact on 10/02/2025.

Positive

• 9.5354 dividend equivalent rights were credited, reflecting compensation delivery
• Beneficial ownership after the transaction is clearly stated as 48,634.3994 shares
• Filing explicitly explains DERs vest on the same schedule as the underlying RSUs

Negative

• None.

Insights

Executive Compensation Specialist

DERs credited to RSUs reflect routine compensation accrual.

The Form 4 records the conversion or crediting of 9.5354 dividend equivalent rights tied to existing restricted stock units, at a reported price of $0. The filing states each DER equals one share and vests on the underlying RSU schedule, indicating this is an accrual rather than a separate cash purchase.

This is a standard executive compensation event that increases reported beneficial ownership to 48,634.3994 shares; no new cash outlay or option exercise is disclosed.

Corporate Governance Analyst

Filing shows officer-level insider activity but no change in control or material disposition.

The reporting person is identified as a company officer (Retiring EVP & GM, EES) and the Form 4 lists an acquisition of 9.5354 DERs on 09/30/2025. The document does not report any dispositions or transfers that would materially alter ownership percentages.

No flags for 10% ownership, major sales, or derivative exercises appear in this filing.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
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X

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Squires Nelson John III

(Last) (First) (Middle)

225 WEST STATION SQUARE DRIVE

SUITE 700

(Street)

PITTSBURGH PA 15219

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
WESCO INTERNATIONAL INC [ WCC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Retiring EVP & GM, EES

3. Date of Earliest Transaction (Month/Day/Year)
09/30/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	09/30/2025		A		9.5354(1)	A	$0	48,634.3994	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents dividend equivalent rights ("DERs") in connection with the Issuer's quarterly dividend and accrued to the Reporting Person on restricted stock units ("RSUs") held by the Reporting Person. Each DER is the economic equivalent of one share of Issuer's common stock and vests on the same schedule as the underlying award.

	/s/ Michele Nelson, as Attorney-in-Fact	10/02/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did WCC insider John Squires III report on Form 4?

The filing reports an acquisition of 9.5354 dividend equivalent rights related to RSUs on 09/30/2025 and shows total beneficial ownership of 48,634.3994 shares.

Are the reported dividend equivalent rights paid in cash or stock for WCC?

The filing states each DER is the economic equivalent of one share and vests with the underlying RSUs; the reported transaction shows a $0 price, indicating stock-equivalent credit rather than a cash purchase.

What is the reporting person's role at WCC?

The reporting person is listed as Retiring EVP & GM, EES and the Form 4 was filed by one reporting person.

When was the Form 4 signed and filed?

The signature on the form is dated 10/02/2025, and the earliest transaction date reported is 09/30/2025.

Does the Form 4 show any sales or dispositions by the insider?

No. The filing shows an acquisition of DERs and lists beneficial ownership as 48,634.3994 shares; no dispositions are reported.