Mitchell Jacobson's Disposal of Class A Common Stock in MSC Industrial Direct Co Inc

On October 24, 2025, Mitchell Jacobson, a director and ten percent owner of MSC Industrial Direct Co Inc, disposed of 5,560 shares of Class A Common Stock. The transaction was coded as 'G' and resulted in a post-transaction ownership of 2,896,500 shares. Jacobson disclaims beneficial ownership of these securities except to the extent of his pecuniary interest. The shares were held by trusts over which Jacobson has control, including Grantor Retained Annuity Trusts and other trusts where he exercises voting or dispositive power. The filing was signed by J. Robert Small as attorney-in-fact for Mitchell Jacobson on October 28, 2025.