Material Event Form 8 K

Item 8.01 Other Events

On November 14, 2024, Anne Altmeyer Ph.D., a member of the board of directors of Corbus Pharmaceuticals Holdings, Inc. (the "Company"), adopted a Rule 10b5-1 plan providing for the sale of up to 2,452 shares of the Company's common stock, par value $0.0001 per share (the "Common Stock"). Pursuant to this plan, Dr. Altmeyer may sell shares of Common Stock beginning on February 13, 2025, subject to the terms of the agreement, and the plan terminates on December 31, 2025. The trading arrangement is intended to satisfy the affirmative defense of Rule 10b5-1(c).