AG˹ٷ

STOCK TITAN

[Form 4] Wesco International Inc. Insider Trading Activity

Filing Impact
(High)
Filing Sentiment
(Negative)
Form Type
4
Rhea-AI Filing Summary

Wesco International insider activity: Diane Lazzaris, EVP and General Counsel, reported multiple open-market sales and one acquisition tied to stock appreciation rights (SARs) in late August 2025. The filing shows staged sales on August 26-28, 2025 totaling 10,700 shares sold at weighted-average prices in the $225.40�$227.85 range, and an acquisition on August 27, 2025 of 9,927 shares resulting from SARs exercisable into common stock at an exercise price of $54.64. Following these transactions, Lazzaris beneficially owned 52,915.5723 shares, down from a reported high of 62,842.5723 after the SAR exercise. The filing is signed by an attorney-in-fact on behalf of the reporting person.

Movimenti di insider di Wesco International: Diane Lazzaris, EVP e General Counsel, ha comunicato più vendite sul mercato aperto e un acquisto collegato a stock appreciation rights (SAR) alla fine di agosto 2025. La segnalazione mostra vendite effettuate in più tranche tra il 26 e il 28 agosto 2025 per un totale di 10.700 azioni vendute a prezzi medi ponderati compresi tra $225,40 e $227,85, e un acquisto il 27 agosto 2025 di 9.927 azioni derivanti da SAR esercitabili in azioni ordinarie con prezzo di esercizio di $54,64. Dopo queste operazioni, Lazzaris deteneva beneficiariamente 52.915,5723 azioni, in calo rispetto al picco riportato di 62.842,5723 dopo l'esercizio delle SAR. La dichiarazione è firmata da un procuratore per conto della persona che segnala.

Actividad de insider de Wesco International: Diane Lazzaris, EVP y Consejera General, informó múltiples ventas en el mercado abierto y una adquisición vinculada a stock appreciation rights (SAR) a finales de agosto de 2025. La presentación muestra ventas escalonadas del 26 al 28 de agosto de 2025 por un total de 10.700 acciones vendidas a precios promedio ponderados en el rango de $225,40�$227,85, y una adquisición el 27 de agosto de 2025 de 9.927 acciones resultantes de SAR ejercitables en acciones ordinarias con un precio de ejercicio de $54,64. Tras estas transacciones, Lazzaris poseía beneficiariamente 52.915,5723 acciones, por debajo del máximo informado de 62.842,5723 tras el ejercicio de las SAR. La presentación está firmada por un apoderado en nombre de la persona informante.

Wesco International 내부� 거래 활동: EVP � 법무책임�(Diane Lazzaris)가 2025� 8� 말에 여러 차례� 공개시장 매도와 스톡 애프리시에이� 라이�(SAR)� 따른 1회의 취득� 보고했습니다. 제출서류에는 2025� 8� 26일부� 28일까지 단계적으� 이루어진 매도� � 10,700주가 매도되었으며, 가중평� 가격은 $225.40�$227.85 범위� 있다� 나와 있습니다. 또한 2025� 8� 27일에� 행사가 $54.64� SAR� 행사하여 보통주로 전환� 9,927주를 취득했습니다. � 거래� 이후 Lazzaris� 유익소유주로� 52,915.5723주를 보유하게 되었으며, 이는 SAR 행사 직후 보고� 최대치인 62,842.5723주에� 감소� 수치입니�. 해당 신고서는 보고인을 대신해 대리인� 서명했습니다.

Activité d'initié chez Wesco International : Diane Lazzaris, EVP et General Counsel, a déclaré plusieurs ventes sur le marché ouvert et une acquisition liée à des stock appreciation rights (SAR) fin août 2025. Le dépôt indique des ventes échelonnées du 26 au 28 août 2025 totalisant 10 700 actions vendues à des prix moyens pondérés compris entre $225,40 et $227,85, ainsi qu'une acquisition le 27 août 2025 de 9 927 actions résultant de SAR exerçables en actions ordinaires à un prix d'exercice de $54,64. À la suite de ces opérations, Lazzaris détenait bénéficiairement 52 915,5723 actions, en baisse par rapport au pic déclaré de 62 842,5723 après l'exercice des SAR. Le dossier est signé par un mandataire agissant au nom de la personne déclarante.

Insider-Aktivitäten bei Wesco International: Diane Lazzaris, EVP und General Counsel, meldete Ende August 2025 mehrere Verkäufe am offenen Markt und einen Erwerb im Zusammenhang mit Stock Appreciation Rights (SAR). Die Meldung weist gestaffelte Verkäufe vom 26. bis 28. August 2025 in einer Gesamthöhe von 10.700 verkauften Aktien zu gewichteten Durchschnittspreisen im Bereich von $225,40�$227,85 aus sowie einen Erwerb am 27. August 2025 von 9.927 Aktien, die aus SAR resultieren und zu einem Ausübungspreis von $54,64 in Stammaktien wandelbar sind. Nach diesen Transaktionen hielt Lazzaris wirtschaftlich 52.915,5723 Aktien, was unter dem nach Ausübung der SAR gemeldeten Höchststand von 62.842,5723 liegt. Die Meldung ist von einem Bevollmächtigten im Namen der meldenden Person unterschrieben.

Positive
  • Exercise of Stock Appreciation Rights resulted in acquisition of 9,927 shares, converting compensation into equity at a $54.64 exercise price
Negative
  • Open-market sales totaling 10,700 shares on August 26-28, 2025 reduced beneficial ownership from ~62,842.57 to ~52,915.57 shares
  • Substantial sales at high price levels (weighted-average sale prices in the $225.40�$227.85 range) decreased insider stake, which may be perceived as liquidity-taking

Insights

TL;DR: Insider exercised SARs and sold a portion of shares; net holdings declined materially, typical of compensation-driven liquidity.

The pattern shows a 9,927-share acquisition via SARs exercisable at $54.64 and multiple contemporaneous market sales totaling 10,700 shares at weighted-average prices roughly $225�$228. This suggests exercise-to-sale liquidity management rather than a single large disposition. Net beneficial ownership fell to ~52,916 shares from ~62,843 after the exercise. For investors, these are disclosure-level insider trades; they do not indicate corporate fundamentals but update insider ownership levels.

TL;DR: Transactions align with compensation exercise and routine sales; no governance red flags disclosed in the form.

The Form 4 records standard reporting of SAR exercise and subsequent open-market sales by an executive officer. Transaction codes include M (conversion/exercise) and S/D (sales/dispositions). All transactions are reported within required timeframes and the form is signed by an attorney-in-fact. There is no indication of related-party issues or omissions in this filing.

Movimenti di insider di Wesco International: Diane Lazzaris, EVP e General Counsel, ha comunicato più vendite sul mercato aperto e un acquisto collegato a stock appreciation rights (SAR) alla fine di agosto 2025. La segnalazione mostra vendite effettuate in più tranche tra il 26 e il 28 agosto 2025 per un totale di 10.700 azioni vendute a prezzi medi ponderati compresi tra $225,40 e $227,85, e un acquisto il 27 agosto 2025 di 9.927 azioni derivanti da SAR esercitabili in azioni ordinarie con prezzo di esercizio di $54,64. Dopo queste operazioni, Lazzaris deteneva beneficiariamente 52.915,5723 azioni, in calo rispetto al picco riportato di 62.842,5723 dopo l'esercizio delle SAR. La dichiarazione è firmata da un procuratore per conto della persona che segnala.

Actividad de insider de Wesco International: Diane Lazzaris, EVP y Consejera General, informó múltiples ventas en el mercado abierto y una adquisición vinculada a stock appreciation rights (SAR) a finales de agosto de 2025. La presentación muestra ventas escalonadas del 26 al 28 de agosto de 2025 por un total de 10.700 acciones vendidas a precios promedio ponderados en el rango de $225,40�$227,85, y una adquisición el 27 de agosto de 2025 de 9.927 acciones resultantes de SAR ejercitables en acciones ordinarias con un precio de ejercicio de $54,64. Tras estas transacciones, Lazzaris poseía beneficiariamente 52.915,5723 acciones, por debajo del máximo informado de 62.842,5723 tras el ejercicio de las SAR. La presentación está firmada por un apoderado en nombre de la persona informante.

Wesco International 내부� 거래 활동: EVP � 법무책임�(Diane Lazzaris)가 2025� 8� 말에 여러 차례� 공개시장 매도와 스톡 애프리시에이� 라이�(SAR)� 따른 1회의 취득� 보고했습니다. 제출서류에는 2025� 8� 26일부� 28일까지 단계적으� 이루어진 매도� � 10,700주가 매도되었으며, 가중평� 가격은 $225.40�$227.85 범위� 있다� 나와 있습니다. 또한 2025� 8� 27일에� 행사가 $54.64� SAR� 행사하여 보통주로 전환� 9,927주를 취득했습니다. � 거래� 이후 Lazzaris� 유익소유주로� 52,915.5723주를 보유하게 되었으며, 이는 SAR 행사 직후 보고� 최대치인 62,842.5723주에� 감소� 수치입니�. 해당 신고서는 보고인을 대신해 대리인� 서명했습니다.

Activité d'initié chez Wesco International : Diane Lazzaris, EVP et General Counsel, a déclaré plusieurs ventes sur le marché ouvert et une acquisition liée à des stock appreciation rights (SAR) fin août 2025. Le dépôt indique des ventes échelonnées du 26 au 28 août 2025 totalisant 10 700 actions vendues à des prix moyens pondérés compris entre $225,40 et $227,85, ainsi qu'une acquisition le 27 août 2025 de 9 927 actions résultant de SAR exerçables en actions ordinaires à un prix d'exercice de $54,64. À la suite de ces opérations, Lazzaris détenait bénéficiairement 52 915,5723 actions, en baisse par rapport au pic déclaré de 62 842,5723 après l'exercice des SAR. Le dossier est signé par un mandataire agissant au nom de la personne déclarante.

Insider-Aktivitäten bei Wesco International: Diane Lazzaris, EVP und General Counsel, meldete Ende August 2025 mehrere Verkäufe am offenen Markt und einen Erwerb im Zusammenhang mit Stock Appreciation Rights (SAR). Die Meldung weist gestaffelte Verkäufe vom 26. bis 28. August 2025 in einer Gesamthöhe von 10.700 verkauften Aktien zu gewichteten Durchschnittspreisen im Bereich von $225,40�$227,85 aus sowie einen Erwerb am 27. August 2025 von 9.927 Aktien, die aus SAR resultieren und zu einem Ausübungspreis von $54,64 in Stammaktien wandelbar sind. Nach diesen Transaktionen hielt Lazzaris wirtschaftlich 52.915,5723 Aktien, was unter dem nach Ausübung der SAR gemeldeten Höchststand von 62.842,5723 liegt. Die Meldung ist von einem Bevollmächtigten im Namen der meldenden Person unterschrieben.

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)
08/26/2025
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 08/26/2025 S 2,077 D $225.89(1) 53,998.5723 D
Common Stock 08/26/2025 S 1,005 D $226.92(2) 52,993.5723 D
Common Stock 08/26/2025 S 78 D $227.83(3) 52,915.5723 D
Common Stock 08/27/2025 M 9,927 A $54.64 62,842.5723 D
Common Stock 08/27/2025 D 2,388 D $227.19 60,454.5723 D
Common Stock 08/27/2025 F 3,279 D $227.19 57,175.5723 D
Common Stock 08/28/2025 S 2,308 D $226.39(4) 54,867.5723 D
Common Stock 08/28/2025 S 1,952 D $227.23(5) 52,915.5723 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 Appreciation Rights $54.64 08/27/2025 M 9,927 (6) 02/13/2029 Common Stock 9,927 $0 0 D
Explanation of Responses:
1. Represents weighted average sale price. These shares were sold in multiple transactions at prices ranging from $225.40 - $226.26. 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 $226.46 - $227.40. 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 $227.81 - $227.85. 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 $225.86 - $226.83. 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. Represents weighted average sale price. These shares were sold in multiple transactions at prices ranging from $226.88 - 227.71. 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.
6. The Stock Appreciation Rights became exercisable in three (3) equal, annual installments beginning on the first anniversary of the February 13, 2019 grant date.
/s/ Michele Nelson, as Attorney-in-Fact 08/28/2025
** 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 transactions did WCC insider Diane Lazzaris report on Form 4?

Lazzaris reported the exercise of 9,927 stock appreciation rights on August 27, 2025 and multiple open-market sales totaling 10,700 common shares between August 26-28, 2025.

How many shares does Diane Lazzaris beneficially own after the reported transactions?

52,915.5723 shares beneficially owned following the reported transactions.

At what prices were the shares sold in the reported transactions?

Weighted-average sale prices ranged across the transactions with reported ranges approximately $225.40�$227.85 and discrete weighted averages shown as $225.89, $226.92, $227.83, $226.39, and $227.23.

What was the exercise price for the SARs converted to shares?

The SARs had a conversion/exercise price of $54.64 and became exercisable in three equal annual installments beginning February 13, 2020, per the form.

Who signed the Form 4 filing for the reporting person?

The form was signed by Michele Nelson as attorney-in-fact on August 28, 2025.
Wesco Intl

NYSE:WCC

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11.02B
47.67M
1.9%
101.74%
3.11%
Industrial Distribution
Wholesale-electrical Apparatus & Equipment, Wiring Supplies
United States
PITTSBURGH