TERENCE E. ADDERLEY REVOCABLE TRUST K → KELLY SERVICES INC KELYB

On January 9, 2026, Trust K entered into a Share Purchase Agreement (the "Purchase Agreement") with Hunt Equity Opportunities, LLC (the "Purchaser"), pursuant to which Trust K agreed to sell to the Purchaser 3,039,940 shares of Class B Stock (representing all of the shares of Class B Stock beneficially owned by Trust K) for an aggregate purchase price of $106,000,000 plus an amount in cash equal to $15,199,700 if at any time within the 48-month period following the closing of the Share Sale, the Issuer's market capitalization is greater than or equal to $1,200,000,000 (the "Share Sale"). Subject to the satisfaction or waiver of closing conditions, the Share Sale is expected to close on or before January 30, 2026. As a result of the Share Sale, Trust K, and Trustees Mr. Larsen and Mr. Parfet will no longer beneficially own any shares of Class B Stock. After completion of the Share Sale, Trustee Mr. Curoe will no longer be deemed the beneficial owner of Trust K's shares of Class B Stock, but he may continue to be deemed the beneficial owner of an additional 42,825 shares of Class B Stock held by trusts other than Trust K where Mr. Curoe acts as trustee or co-trustee, including ten trusts holding 100 shares of Class B Stock each, and one trust holding 41,825 shares of Class B Stock. The foregoing summary of the Purchase Agreement does not purport to be complete and is subject to, and qualified in its entirety by, the full text of the Purchase Agreement, which is filed as Exhibit 2 to this amendment to Schedule 13D.