Robert Half Inc. Announces Protiviti CEO Transition — Cory Gunderson Named

What Happened Robert Half Inc. filed a Form 8-K on August 3, 2026 announcing a leadership change at its Protiviti business. Joseph A. Tarantino informed the Board he will transition from his role as President and Chief Executive Officer — Protiviti effective December 31, 2026 and will assume a new role as Senior Managing Director, Protiviti on January 1, 2027. Effective January 1, 2027, Cory S. Gunderson will succeed Mr. Tarantino as President and Chief Executive Officer — Protiviti and will be an executive officer of Robert Half.

Key Details

• Filing date: August 3, 2026 (Form 8-K, Items 5.02 and 7.01); press release furnished as Exhibit 99.1.
• Tarantino transition: President & CEO — Protiviti role ends Dec 31, 2026; new title Senior Managing Director starts Jan 1, 2027.
• Gunderson appointment: Becomes President & CEO — Protiviti on Jan 1, 2027 and will be an executive officer of Robert Half.
• Gunderson background: Served since 2024 as Chief Operating Officer, Executive Vice President, Global Services for Protiviti.

Why It Matters This is an internal succession at Protiviti, a key business unit for Robert Half. The named successor is an existing senior Protiviti executive, suggesting continuity of leadership and an orderly transition. Investors should note the effective dates (Dec 31, 2026 and Jan 1, 2027) and that the company publicly disclosed the change via an 8-K and press release — indicating the change is material enough to require SEC disclosure.