WESCO (WCC) director Laura Thompson granted dividend-equivalent rights on RSUs

Rhea-AI Filing Summary

WESCO International director Laura K. Thompson reported an automatic equity-related compensation adjustment rather than an open-market trade. She acquired 3.118 dividend equivalent rights (DERs) tied to restricted stock units in connection with the company’s quarterly dividend, at a stated price of $0.00 per right.

Each DER is the economic equivalent of one share of WESCO common stock and will vest on the same schedule as the underlying restricted stock unit award. Following this grant, Thompson’s directly held common stock and related rights total 10,987.4136 shares, reflecting a small, routine increase in her equity-based compensation position.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Thompson Laura K

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	3.118	$0.00	--

Holdings After Transaction: Common Stock — 10,987.414 shares (Direct)

Footnotes (1)

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Key Figures

DERs granted: 3.118 rights Price per DER: $0.00 per right Holdings after transaction: 10,987.4136 shares

3 metrics

DERs granted 3.118 rights Dividend equivalent rights credited on 2026-03-31

Price per DER $0.00 per right Stated transaction price for DER grant

Holdings after transaction 10,987.4136 shares Total direct common stock and related rights after grant

Key Terms

dividend equivalent rights, DERs, restricted stock units, RSUs

4 terms

dividend equivalent rights financial

"Represents dividend equivalent rights ("DERs") in connection with the Issuer's quarterly dividend"

Dividend equivalent rights are promises that mirror the cash payments shareholders get from a company’s profits, but they are paid to holders of certain awards (like stock options or restricted stock units) rather than to actual shares. Think of them as a paycheck top‑up that matches dividends while the award is not yet a real stock, and they matter to investors because they add to employee compensation costs and potential share dilution, affecting company profitability and per‑share value.

DERs financial

"Each DER is the economic equivalent of one share of Issuer's common stock"

restricted stock units financial

"accrued to the Reporting Person on restricted stock units ("RSUs") held by the Reporting Person"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

RSUs financial

"Each DER is the economic equivalent of one share of Issuer's common stock and vests on the same schedule as the underlying award."

RSUs, or restricted stock units, are a form of company shares given to employees as part of their compensation. They are typically awarded with certain restrictions, such as a waiting period before they can be fully owned or sold, similar to earning a gift that becomes fully yours over time. For investors, RSUs can impact a company's stock offerings and reflect how much the company relies on stock-based incentives to attract and retain talent.

Form 4 Insider Transactions: What Each Field Means →

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
Estimated average burden
hours per response:			0.5

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 PENNSYLVANIA 15219

(City) (State) (Zip)

UNITED STATES

(Country)

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)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/31/2026

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

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

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

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	03/31/2026		A		3.118(1)	A	$0	10,987.4136	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	04/02/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did WESCO (WCC) director Laura K. Thompson report?

Laura K. Thompson reported acquiring 3.118 dividend equivalent rights (DERs) linked to restricted stock units. These DERs arose automatically from WESCO’s quarterly dividend and represent additional equity-based compensation, not an open-market stock purchase or sale by the director.

How many WESCO (WCC) shares does Laura K. Thompson own after this Form 4?

After the reported transaction, Laura K. Thompson directly holds 10,987.4136 shares or equivalent rights of WESCO common stock. This total includes the newly credited dividend equivalent rights associated with her outstanding restricted stock unit awards.

What are dividend equivalent rights (DERs) in the WESCO (WCC) Form 4 filing?

Dividend equivalent rights, or DERs, give the holder economic value equal to WESCO common stock dividends on underlying restricted stock units. In this filing, each DER equals one share of common stock and vests on the same schedule as the related RSU award.

Did Laura K. Thompson buy or sell WESCO (WCC) shares in the market?

No, the Form 4 shows no open-market buying or selling by Laura K. Thompson. She received 3.118 DERs as a grant related to WESCO’s quarterly dividend on her restricted stock units, recorded at a price of $0.00 per right.

Why did Laura K. Thompson receive 3.118 DERs from WESCO (WCC)?

She received 3.118 dividend equivalent rights because WESCO paid a quarterly dividend on its common stock. Those DERs accrue on her existing restricted stock units, providing the same economic dividend value as if she held actual shares during the vesting period.