WESCO director sells 270 shares at $368.45

WESCO International director Laura K. Thompson reported selling 270 shares of common stock on 2026-08-12 at $368.45 per share in an open-market or private transaction.

Rhea-AI Filing Summary

WESCO International director Laura K. Thompson reported selling 270 shares of common stock on 2026-08-12 at $368.45 per share in an open-market or private transaction. Following this sale, she directly holds 10,719.8879 shares of WESCO common stock.

Insider Trade Summary

Net Seller: 270 shares

Net Sell 1 txn

Insider Thompson Laura K

Role Director

Sold 270 shs ($99K)

Type	Security	Shares	Price	Value
Sale	Common Stock	270	$368.45	$99K

Holdings After Transaction: Common Stock — 10,719.8879 shares (Direct)

Key Figures

Shares sold: 270 shares Sale price per share: $368.45 per share Shares held after transaction: 10,719.8879 shares

3 metrics

Shares sold 270 shares Non-derivative sale of common stock on 2026-08-12

Sale price per share $368.45 per share Price for the 270 common shares sold

Shares held after transaction 10,719.8879 shares Direct ownership balance following the reported sale

Key Terms

Form 4, non-derivative, Rule 10b5-1, open-market or private transaction

4 terms

Form 4 regulatory

"Insider transaction was reported on a Form 4 filing"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

non-derivative financial

"The sale was reported as a non-derivative transaction in common stock"

Rule 10b5-1 regulatory

"The Rule 10b5-1 checkbox was not affirmed for this transaction"

Rule 10b5-1 is a regulation that allows company insiders to buy or sell their shares at predetermined times, even if they have access to non-public information. It acts like setting a schedule in advance for transactions, helping prevent accusations of unfair trading. This rule provides a way for insiders to plan trades transparently, giving investors confidence that these transactions are not based on hidden information.

open-market or private transaction financial

"Transaction code description notes a sale in open-market or private transaction"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

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

WESCO International reported that director Laura K. Thompson sold 270 shares of common stock on 2026-08-12. The transaction was coded as a sale in an open-market or private transaction.

At what price were the WESCO International (WCC) shares sold by Laura K. Thompson?

The 270 shares of WESCO International common stock sold by Laura K. Thompson were transacted at $368.45 per share. This price is reported as a per-share sale price for the transaction.

How many WESCO International (WCC) shares does Laura K. Thompson hold after the reported sale?

After the sale, Laura K. Thompson directly holds 10,719.8879 shares of WESCO International common stock. This post-transaction balance reflects her remaining reported direct ownership.

Is the WESCO International (WCC) insider sale by Laura K. Thompson under a Rule 10b5-1 plan?

The filing indicates the Rule 10b5-1 checkbox is not affirmed for this transaction. The sale is therefore not identified in the report as executed under a Rule 10b5-1 trading plan.

What type of security did Laura K. Thompson trade in WESCO International (WCC)?

Laura K. Thompson traded Common Stock of WESCO International. The Form 4 lists the security title as common stock, with the transaction reported as a non-derivative sale of 270 shares.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 08/13/2026 - 05:20 PM Accepted by SEC EDGAR 08/13/2026 - 05:19 PM Learn about SEC filing dates

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)
08/12/2026

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	08/12/2026		S		270	D	$368.45	10,719.8879	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:

	/s/ Michele Nelson, as Attorney-in-Fact	08/13/2026
	** 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)