WESCO International (WCC) director updates holdings from dividend equivalents

Rhea-AI Filing Summary

WESCO International Inc. reported an insider ownership update for a director through a Form 4 filing. On 12/31/2025, the director received 3.8542 dividend equivalent rights, which are tied to restricted stock units and are economically equal to common shares. These rights were credited at a price of $0 as they reflect the issuer’s quarterly dividend rather than a market purchase.

Following this accrual, the director beneficially owns a total of 10,331.9323 shares of WESCO International common stock in direct form. The filing describes this as a routine adjustment from dividend equivalents that vest on the same schedule as the underlying restricted stock unit awards.

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

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

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Thompson Laura K

(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)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
12/31/2025

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	12/31/2025		A		3.8542(1)	A	$0	10,331.9323	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	01/05/2026
	** 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 insider transaction did WESCO International (WCC) report in this Form 4?

The filing shows a director received 3.8542 dividend equivalent rights on 12/31/2025, linked to existing restricted stock units and economically equal to shares of WESCO common stock.

How many WESCO International (WCC) shares does the reporting person now beneficially own?

After the reported transaction, the director beneficially owns 10,331.9323 shares of WESCO International common stock, held in direct ownership.

What are dividend equivalent rights (DERs) in this WESCO (WCC) filing?

The filing explains that the reported amount represents dividend equivalent rights, which accrue on restricted stock units when the issuer pays its quarterly dividend and are economically equivalent to one share of common stock each.

Did the WESCO International (WCC) director pay cash for the reported shares?

No. The Form 4 lists the price as $0 because the 3.8542 units arose from dividend equivalents on existing restricted stock units, rather than a cash purchase in the open market.

What is the relationship of the reporting person to WESCO International (WCC)?

The reporting person is identified in the filing as a Director of WESCO International Inc., and the Form 4 is filed by one reporting person.

Are the reported WESCO (WCC) dividend equivalent rights subject to vesting?

Yes. The filing states that each dividend equivalent right vests on the same schedule as the underlying restricted stock unit award held by the director.