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  4. [Form 4] WESCO INTERNATIONAL INC Insider Trading Activity

WESCO (WCC) insider trades: sales at weighted averages, option exercise

Filing Impact
(Very High)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

WESCO International (WCC) insider activity: The company’s EVP and General Counsel reported multiple trades. On 11/04/2025, they sold 5,172 shares at a weighted average price of $255.85 and 2,350 shares at $256.32. On 11/05/2025, they exercised stock options for 4,039 shares at an exercise price of $122.09, then sold 3,839 shares at $258.40 and 200 shares at $258.76. Following these transactions, they directly owned 45,401.1402 shares.

Positive

  • None.

Negative

  • None.
Insider Lazzaris Diane
Role EVP and General Counsel
Sold 11,561 shs ($2.97M)
Type Security Shares Price Value
Exercise Stock Options (Right to Buy) 4,039 $0.00 --
Exercise Common Stock 4,039 $122.09 $493K
Sale Common Stock 3,839 $258.40 $992K
Sale Common Stock 200 $258.76 $52K
Sale Common Stock 5,172 $255.85 $1.32M
Sale Common Stock 2,350 $256.32 $602K
Holdings After Transaction: Stock Options (Right to Buy) — 0 shares (Direct); Common Stock — 49,440.14 shares (Direct)
Footnotes (1)
  1. Represents weighted average sale price. These shares were sold in multiple transactions at prices ranging from $255.11 - $256.09. Upon request by the SEC, the Issuer or a stockholder of the Issuer, complete information regarding the number of shares sold at each price within the range will be provided. Represents weighted average sale price. These shares were sold in multiple transactions at prices ranging from $256.22 - $256.52. Upon request by the SEC, the Issuer or a stockholder of the Issuer, complete information regarding the number of shares sold at each price within the range will be provided. Represents weighted average sale price. These shares were sold in multiple transactions at prices ranging from $257.68 - $258.61. Upon request by the SEC, the Issuer or a stockholder of the Issuer, complete information regarding the number of shares sold at each price within the range will be provided. Represents weighted average sale price. These shares were sold in multiple transactions at prices ranging from $258.69 - $258.81. Upon request by the SEC, the Issuer or a stockholder of the Issuer, complete information regarding the number of shares sold at each price within the range will be provided. The stock options became exercisable in three equal annual installments beginning on the first anniversary of the February 17, 2022 grant date.
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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*
Lazzaris Diane
(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)
Director 10% Owner
X Officer (give title below) Other (specify below)
EVP and General Counsel
3. Date of Earliest Transaction (Month/Day/Year)
11/04/2025
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 11/04/2025 S 5,172 D $255.85(1) 47,751.1402 D
Common Stock 11/04/2025 S 2,350 D $256.32(2) 45,401.1402 D
Common Stock 11/05/2025 M 4,039 A $122.09 49,440.1402 D
Common Stock 11/05/2025 S 3,839 D $258.4(3) 45,601.1402 D
Common Stock 11/05/2025 S 200 D $258.76(4) 45,401.1402 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
Stock Options (Right to Buy) $122.09 11/05/2025 M 4,039 (5) 02/17/2032 Common Stock 4,039 $0 0 D
Explanation of Responses:
1. Represents weighted average sale price. These shares were sold in multiple transactions at prices ranging from $255.11 - $256.09. Upon request by the SEC, the Issuer or a stockholder of the Issuer, complete information regarding the number of shares sold at each price within the range will be provided.
2. Represents weighted average sale price. These shares were sold in multiple transactions at prices ranging from $256.22 - $256.52. Upon request by the SEC, the Issuer or a stockholder of the Issuer, complete information regarding the number of shares sold at each price within the range will be provided.
3. Represents weighted average sale price. These shares were sold in multiple transactions at prices ranging from $257.68 - $258.61. Upon request by the SEC, the Issuer or a stockholder of the Issuer, complete information regarding the number of shares sold at each price within the range will be provided.
4. Represents weighted average sale price. These shares were sold in multiple transactions at prices ranging from $258.69 - $258.81. Upon request by the SEC, the Issuer or a stockholder of the Issuer, complete information regarding the number of shares sold at each price within the range will be provided.
5. The stock options became exercisable in three equal annual installments beginning on the first anniversary of the February 17, 2022 grant date.
/s/ Michele Nelson, as Attorney-in-Fact 11/06/2025
** 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.

Source: View Original Filing on SEC EDGAR

FAQ

What did WCC’s officer report on Form 4?

The EVP and General Counsel reported sales on 11/04/2025 and 11/05/2025 and an option exercise on 11/05/2025.

How many WCC shares were sold on 11/04/2025?

5,172 shares at a weighted average price of $255.85 and 2,350 shares at $256.32.

Were any stock options exercised by WCC’s officer?

Yes. On 11/05/2025, 4,039 stock options were exercised at an exercise price of $122.09.

What sales occurred on 11/05/2025 after the option exercise?

3,839 shares were sold at a weighted average price of $258.40 and 200 shares at $258.76.

What is the officer’s WCC share ownership after these trades?

Direct ownership was 45,401.1402 shares after the reported transactions.

What is the officer’s role at WESCO (WCC)?

Officer: EVP and General Counsel.

How were the reported sale prices determined?

Each is a weighted average price across multiple transactions within disclosed price ranges.