SEC Form DEFA14A filed by Fathom Holdings Inc.

You May Vote Your Proxy When You View The Material On The Internet. You Will Be Asked To Follow The Prompts To Vote Your Shares. FATHOM HOLDINGS INC. 2000 Regency Parkway Drive,Suite 300 Cary, North Carolina 27518 *Shareholders are cordially invited to attend the Annual Meeting and vote in person. At the Annual Meeting, you will need to request a ballot to vote your shares. Dear Shareholder, The 2025 Annual Meeting of Shareholders of Fathom Holdings Inc. will be held at 2000 Regency Parkway Drive, Suite 160, Cary, North Carolina, on Wednesday, August 20, 2025 at 8:30 AM (local time). Proposals to be considered at the Annual Meeting: (1) To elect the six directors nominated by our board of directors (the “Board”) and named herein to hold office for a one-year term until the 2026 Annual Meeting of Shareholders; (2) To approve an amendment to the Fathom Holdings Inc. 2019 Omnibus Stock Incentive Plan to increase the share reserve by one million three hundred thousand (1,300,000) shares of common stock; (3) To ratify the selection of Deloitte & Touche LLP, an independent registered public accounting firm, as the auditor of the Company for the year ending December 31, 2025; and (4) To consider and take action upon such other matters as may properly come before the meeting or any adjournment or postponement thereof. Your electronic vote authorizes the named proxies to vote your shares in the same manner as if you marked, signed, dated, and returned the proxy card. The Proxy Materials are available for review at: https://www.cstproxy.com/fathom/2025 CONTROL NUMBER FATHOM HOLDINGS INC. c/o Continental Proxy Services 1 State Street, New York NY 10004 NOTICE OF ANNUAL MEETING OF SHAREHOLDERS to be held on August 20, 2025 The Board of Directors recommends a vote “FOR” all nominees under Proposal 1, and “FOR” Proposals 2 and 3. Fathom Holdings Proxy Notice Rev1 Front Vote Your Proxy on the Internet: Go to http://www.cstproxyvote.com Have your notice available when you access the above website. Follow the prompts to vote your shares. MOBILE VOTING On your Smartphone/Tablet, open the QR Reader and scan the below image. Once the voting site is displayed, enter your Control Number from the proxy card and vote your shares. 2025

Important Notice Regarding the Availability of Proxy Materials For the 2025 Annual Meeting of Shareholders to be Held on August 20, 2025 The following Proxy Materials are available for review at: https://www.cstproxy.com/fathom/2025 – the Company’s Annual Report on Form 10-K for the year ended December 31, 2024, as amended by Form 10-K/A. – the Company’s 2025 Proxy Statement. – the Proxy Card. This is not a ballot. You cannot use this notice to vote your shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. We encourage you to access and review all of the important information contained in the proxy materials before voting. If you would like to receive a paper or e-mail copy of these documents, you must request one. There is no charge for such documents to be mailed to you. Please make your request for a copy as instructed below on or before August 8, 2025 to facilitate a timely delivery. You may also request that you receive paper copies of all future proxy materials from the Company. ACCESSING YOUR PROXY MATERIALS ONLINE Have this notice available when you request a paper copy of the proxy materials or to vote your proxy electronically. You must reference your control number. REQUESTING A PAPER COPY OF THE PROXY MATERIALS By telephone please call 1-888-266-6791 or By logging on to https://www.cstproxy.com/fathom/2025 or By email at: [email protected] Please include the company name and your control number in the subject line. FATHOM HOLDINGS INC. 2000 Regency Parkway Drive,Suite 300 Cary, North Carolina 27518 Fathom Holdings Proxy Notice Rev1 Back 2025