WESCO (NYSE: WCC) SVP granted dividend-equivalent DERs on RSUs

Rhea-AI Filing Summary

WESCO International senior vice president and chief accounting officer Matthew S. Kulasa reported an automatic equity accrual tied to his existing awards. On the Form 4, he acquired 1.1430 shares of common stock through dividend equivalent rights, which mirror the company’s quarterly dividend on his restricted stock units.

Each dividend equivalent right 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, Kulasa directly holds 4,176.0803 shares of WESCO common stock.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Kulasa Matthew S

Role SVP, Corp. Controller & CAO

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	1.143	$0.00	--

Holdings After Transaction: Common Stock — 4,176.08 shares (Direct)

Footnotes (1)

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Key Figures

Dividend equivalent rights granted: 1.1430 shares Shares owned after transaction: 4,176.0803 shares Transaction code: Code A (grant/award acquisition)

3 metrics

Dividend equivalent rights granted 1.1430 shares Common stock equivalents credited on March 31, 2026

Shares owned after transaction 4,176.0803 shares Direct ownership following Form 4 acquisition

Transaction code Code A (grant/award acquisition) Non-derivative common stock entry on Form 4

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

"RSUs held by the Reporting Person. Each DER is the economic equivalent of one share"

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^*

Kulasa Matthew S

(Last) (First) (Middle)

225 W 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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP, Corp. Controller & CAO

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		1.143(1)	A	$0	4,176.0803	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) report for Matthew S. Kulasa?

WESCO reported that Matthew S. Kulasa acquired 1.1430 shares of common stock via dividend equivalent rights. These rights accrued on his restricted stock units in connection with WESCO’s quarterly dividend and are treated as the economic equivalent of common shares.

How many WESCO (WCC) shares does Matthew S. Kulasa hold after this Form 4?

After the reported transaction, Matthew S. Kulasa directly holds 4,176.0803 shares of WESCO common stock. This figure includes the 1.1430 dividend equivalent rights credited on March 31, 2026, and reflects his total direct ownership position.

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

Dividend equivalent rights in this WESCO filing are credits that match cash dividends on restricted stock units. Each DER is economically equivalent to one share of common stock and follows the same vesting schedule as the underlying restricted stock unit award held by the insider.

What role does the reporting person hold at WESCO (WCC)?

The reporting person, Matthew S. Kulasa, serves as WESCO’s senior vice president, corporate controller, and chief accounting officer. His Form 4 transaction reflects compensation-related equity accruals rather than an open-market purchase or sale of WESCO shares.

Was the WESCO (WCC) Form 4 transaction an open-market buy or sell?

No, the Form 4 transaction was not an open-market trade. It is coded as an acquisition from a grant or award, reflecting 1.1430 dividend equivalent rights tied to existing restricted stock units, rather than a discretionary purchase or sale on the stock market.