Diane Lazzaris Wesco International Inc (WCC) insider trading activity

Diane Lazzaris is EVP and General Counsel of WESCO INTERNATIONAL INC. Currently has a direct ownership of 45,401 shares of WCC, which is worth approximately $11.7 Million. The most recent transaction as insider was on Nov 05, 2025, when has been sold 4,039 shares (Common Stock) at a price of $258.58 per share, resulting in proceeds of $1,044,404. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 45.4K

14.21% 3M change

14.22% 12M change

Total Value Held $11.7 Million

Diane Lazzaris Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Nov 05 2025	SELL Open market or private sale	$1,044,404 $258.58 p/Share	4,039 Reduced 8.17%	45,401 Common Stock
Nov 05 2025	BUY Exercise of conversion of derivative security	$493,121 $122.09 p/Share	4,039 Added 7.55%	49,440 Common Stock
Nov 04 2025	SELL Open market or private sale	$1,926,308 $256.09 p/Share	7,522 Reduced 14.21%	45,401 Common Stock
Sep 30 2025	BUY Grant, award, or other acquisition	-	7 Added 0.01%	52,923 Common Stock
Aug 28 2025	SELL Open market or private sale	$966,210 $226.81 p/Share	4,260 Reduced 7.45%	52,915 Common Stock
Aug 27 2025	SELL Payment of exercise price or tax liability	$744,956 $227.19 p/Share	3,279 Reduced 5.42%	57,175 Common Stock
Aug 27 2025	SELL Sale (or disposition) back to the issuer	$542,529 $227.19 p/Share	2,388 Reduced 3.8%	60,454 Common Stock

Aug 27 2025	BUY Exercise of conversion of derivative security	$542,411 $54.64 p/Share	9,927 Added 13.64%	62,842 Common Stock
Aug 26 2025	SELL Open market or private sale	$716,940 $226.88 p/Share	3,160 Reduced 5.64%	52,915 Common Stock
Jun 30 2025	BUY Grant, award, or other acquisition	-	8 Added 0.01%	56,075 Common Stock
Mar 31 2025	BUY Grant, award, or other acquisition	-	10 Added 0.02%	56,066 Common Stock
Mar 01 2025	SELL Payment of exercise price or tax liability	$49,809 $180.47 p/Share	276 Reduced 0.51%	54,324 Common Stock
Mar 01 2025	BUY Grant, award, or other acquisition	-	1,732 Added 3.0%	56,056 Common Stock
Feb 17 2025	SELL Payment of exercise price or tax liability	$55,511 $196.85 p/Share	282 Reduced 0.51%	54,600 Common Stock
Feb 16 2025	SELL Payment of exercise price or tax liability	$42,125 $196.85 p/Share	214 Reduced 0.39%	54,882 Common Stock
Feb 13 2025	SELL Payment of exercise price or tax liability	$329,432 $193.67 p/Share	1,701 Reduced 2.99%	55,096 Common Stock
Feb 13 2025	BUY Grant, award, or other acquisition	-	3,860 Added 6.36%	56,797 Common Stock
Dec 31 2024	BUY Grant, award, or other acquisition	-	7 Added 0.01%	52,937 Common Stock
Sep 30 2024	BUY Grant, award, or other acquisition	-	8 Added 0.02%	52,929 Common Stock
Jun 28 2024	BUY Grant, award, or other acquisition	-	9 Added 0.02%	52,921 Common Stock
Mar 29 2024	BUY Grant, award, or other acquisition	-	8 Added 0.02%	52,912 Common Stock
Mar 01 2024	BUY Grant, award, or other acquisition	-	1,891 Added 3.45%	52,903 Common Stock
Feb 17 2024	SELL Payment of exercise price or tax liability	$40,207 $145.68 p/Share	276 Reduced 0.54%	51,012 Common Stock
Feb 16 2024	SELL Payment of exercise price or tax liability	$30,738 $145.68 p/Share	211 Reduced 0.41%	51,288 Common Stock
Feb 15 2024	SELL Payment of exercise price or tax liability	$674,095 $147.44 p/Share	4,572 Reduced 8.15%	51,499 Common Stock

Diane Lazzaris

EVP and General Counsel

Pittsburgh, PA

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