NEWMARK GROUP, INC.

This Proxy Statement is being furnished in connection with the solicitation of proxies by and on behalf of our Board of Directors for use at the 2026 Annual Meeting of Stockholders (the “Annual Meeting”) of Newmark Group, Inc. (the “Company,” “Newmark,” “we,” “us,” or “our”), to be held on September 16, 2026, and at any adjournment or postponement thereof, for the purposes set forth in the accompanying Notice of 2026 Annual Meeting of Stockholders. There will be no physical location for stockholders to attend. Stockholders may only participate online by logging in atwww.virtualshareholdermeeting.com/NMRK2026. Our Annual Report for the fiscal year ended December 31, 2025 (the “2025 Annual Report”) accompanies this Proxy Statement.

IMPORTANT NOTICE REGARDING THE AVAILABILITY OF PROXY MATERIALS FOR THE ANNUAL MEETING OF STOCKHOLDERS TO BE HELD ON SEPTEMBER 16, 2026:

On or about August 7, 2026, we will begin mailing a notice, called the Notice of Internet Availability of Proxy Materials (the “Notice”), to our stockholders advising them that this Proxy Statement, the 2025 Annual Report and voting instructions can be accessed over the Internet atwww.proxyvote.com. You may then access these proxy materials over the Internet, or you may request that a printed copy of the proxy materials be sent to you. If you want to receive a paper or e-mail copy of these proxy materials, you must request one over the Internet atwww.proxyvote.com, by calling toll free 1-800-579-1639, or by sending an e-mail tosendmaterial@proxyvote.com. There is no charge to you for requesting a copy. Please make your request for a copy on or before September 16, 2026 to facilitate timely delivery. If you previously elected to receive our proxy materials electronically, these materials will continue to be sent via e-mail unless you change your election.

If you have not done so already, please help us protect the environment by signing up for electronic delivery for all future proxies and related materials. It takes just five easy steps:

1. Go towww.proxyvote.com.

2. Type in the 16-digit control number included on your Notice of Internet Availability of Proxy Materials, on your proxy card or on the instructions that accompanied your proxy materials if you received printed copies and click “Submit.”

3. On the right side, click “Sign up for E-delivery” under “Go Paperless.”

4. Fill out your e-mail address, create a PIN, and click “Next.”

5. Review the Description of Service and click “Enroll in E-Delivery.”