Wesco Insider Grant: EVP & GM Receives 12,245 RSUs with Time-Based Vesting

Rhea-AI Filing Summary

Wesco International (WCC) reported an insider grant of 12,245 restricted stock units (RSUs) to Daniel J. Castillo in his capacity as EVP & GM, EES. Each RSU represents a contingent right to one share of the issuer's common stock and the award vests in three equal installments beginning on the first anniversary of the grant. The transaction is recorded as an acquisition at a $0 price and the reporting person is shown as beneficially owning 12,245 shares following the grant. The Form 4 was executed by an attorney-in-fact on behalf of the reporting person.

Positive

• 12,245 RSUs granted to the reporting person (EVP & GM, EES), increasing direct beneficial ownership
• RSUs vest in three equal installments, establishing multi-year retention incentives

Negative

• None.

Insights

Financial Analyst

TL;DR: Executive received 12,245 RSUs, a compensation grant that increases direct beneficial ownership and implements multi-year vesting.

The disclosed grant of 12,245 RSUs to the EVP & GM, EES is a standard equity-based compensation event that increases the executive's direct stake in the company by the granted amount. Each RSU converts to one share upon vesting and the three-equal-installment schedule beginning on the first anniversary suggests a multi-year retention objective. The grant price is reported as $0, indicating these are full-value restricted stock units rather than option-based awards. From a financial perspective, this is a routine, non-cash compensation expense for the company that will dilute existing shareholders only upon vesting and settlement.

Corporate Governance Expert

TL;DR: The Form 4 documents an insider award with time-based vesting; disclosure appears complete and routine.

The filing clearly states the award type, amount, vesting schedule and that the reporting person holds the RSUs directly following the grant. The use of an attorney-in-fact signature is noted. The disclosure meets Section 16 reporting requirements by showing the nature of the award and beneficial ownership after the transaction. No additional governance concerns are evident from the information provided alone.

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^*

Castillo Daniel J

(Last) (First) (Middle)

225 WEST STATION SQUARE DRIVE

SUITE 700

(Street)

PITTSBURGH PA 15219-1122

(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)
	EVP & GM, EES

3. Date of Earliest Transaction (Month/Day/Year)
09/11/2025

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	09/11/2025		A		12,245(1)	A	$0	12,245	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 a grant of restricted stock units ("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.

	/s/ Michele Nelson, as Attorney-in-Fact	09/11/2025
	** 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 Daniel J. Castillo receive according to the Form 4 for WCC?

The Form 4 reports a grant of 12,245 restricted stock units (RSUs) to Daniel J. Castillo.

How do the RSUs awarded to the WCC executive vest?

The RSUs vest in three equal installments beginning on the first anniversary of the grant date.

Does the Form 4 show whether the reporting person beneficially owns the shares after the grant?

Yes, the filing shows 12,245 shares beneficially owned following the reported transaction, held directly.

What price is recorded for the RSU grant on the Form 4?

The transaction is reported with a recorded price of $0, consistent with a restricted stock unit grant.

Who signed the Form 4 filing for the reporting person?

The Form 4 is executed by Michele Nelson, as Attorney-in-Fact on behalf of the reporting person.