WESCO INTERNATIONAL INC 4

EVP & GM, EES Daniel J. Castillo received 20.1562 dividend-equivalent restricted stock units of WESCO International Inc. common stock as a routine compensation-related accrual.

On June 30, 2026, Daniel J. Castillo, EVP & GM, EES of WESCO International Inc., received 20.1562 additional common stock derivative units as dividend equivalent rights (DERs) tied to his existing restricted stock units, at an implied value of approximately $307.89 per share, increasing his derivative holdings to 15,345.3155 units. These DERs mirror the issuer’s quarterly dividend on RSUs, are economically equivalent to common shares, and vest on the same schedule as the underlying awards, indicating a routine, compensation-related accretion of equity rather than an open-market purchase or sale. Based on the current stock price, the DERs added about $6,200 of value, bringing the estimated market value of his post-transaction derivative holdings to roughly $4.7 million.

Filing Facts

CIK

929008

Ticker

WCC

Form

4

Source Type

sec

Accession

0001193125-26-294638

Alert Tier

5