FLOOR & DECOR HOLDINGS, INC. 年度股东大会 2023 年 5 月 10 日关于代理材料互联网可用性的通知： 会议通知、委托书和代理卡 可在 http://www.astproxyportal.com/ast/21445/ Please 尽快在 提供的 信封中签名、注明日期并邮寄 ，以便在 2023 年 5 月 9 日美国东部时间晚上 11:59 之前被 收到。 股东签名日期：股东签名日期： 注意：请完全按照本委托书上显示的一个或多个姓名进行签名。共同持有股份时，每个持有人都应签字。以遗嘱执行人、管理人、律师、受托人或监护人身份签名时，请注明完整的 头衔。如果签署人是公司，请由正式授权的官员签署公司全名，并提供完整的标题。如果签名者是合伙企业，请由授权人员以合伙人名称登录。 要更改您的账户地址，请勾选右边的复选框， 在上方的地址空间中注明您的新地址。请注意，对账户注册名称的 更改不能通过 此方法提交。 董事会建议对提案 1 中的每位被提名人投赞成票，对提案 2、3 和 4 中的 投赞成票。 请在随附的信封中签名、注明日期并立即退回。请按此处所示用蓝色或黑色墨水标记您的投票 x 请沿着带孔的线条分开，然后使用提供的信封进行邮寄。 00003333330333000000 8 051023 GO GREEN e-Consent 让无纸化变得容易。借助e-Consent，您可以快速在线访问您的代理 材料、报表和其他符合条件的文档，同时减少成本、混乱和 纸张浪费。立即通过 www.astfinancial.com 注册即可享受在线访问权限。 董事会建议您对以下内容投赞成票： 1.选举董事 被提名人 1a。德怀特·詹姆斯 1b.Melissa Kersey 1c。彼得·斯塔雷特 1d。Thomas V. Taylor 1e。乔治·文森特·韦斯特 1f.Charles Young 董事会建议你对提案 2、3 和 4 投赞成票。 2。批准任命安永会计师事务所为 Floor & Decor Holdings, Inc. 的独立审计师。”s（“公司”）2023 财年。 3。通过不具约束力的表决批准向 公司指定执行官支付的薪酬。 4。批准公司2017年股票激励计划的修正案 ，将预留发行的股票数量增加400万股，使预留发行的股票总数为 9,000,000股。 代理人有权自行决定投票或以其他方式代表下列签署人处理 在会议及其任何休会之前可能涉及的其他事务。此 代理在正确执行后将由下列签署的股东按照此处的指示进行投票。如果 未做出指示，则该代理人将被投票选为提案 1 中的所有被提名人，“支持” 提案 2、3 和 4 中的所有被提名人，并由代理人自行决定是否可能在会议之前出现的其他业务 。此处列出的任何提案均不与其他事项的批准有关或 为条件。 支持反对弃权

THE BOARD OF DIRECTORS RECOMMENDS A VOTE "FOR" THE ELECTION OF EACH OF THE NOMINEES IN PROPOSAL 1 AND "FOR" PROPOSALS 2, 3 AND 4. The Board of Directors recommends you vote FOR the following: 1. Election of Directors Nominees 1a. Dwight James 1b. Melissa Kersey 1c. Peter Starrett 1d. Thomas V. Taylor 1e. George Vincent West 1f. Charles Young The Board of Directors recommends you vote FOR proposals 2, 3 and 4. 2. Ratify the appointment of Ernst & Young LLP as independent auditors for Floor & Decor Holdings, Inc.'s (the "Company") 2023 fiscal year. 3. To approve, by non-binding vote, the compensation paid to the Company's named executive officers. 4. To approve an amendment to the Company's 2017 Stock Incentive Plan to increase the number of shares reserved for issuance by 4,000,000 shares, such that the total number of shares reserved for issuance is 9,000,000 shares. In their discretion, the proxies are authorized to vote and otherwise represent the undersigned on such other business as may properly come before the meeting and any adjournment thereof. No proposition listed herein is related to or conditioned on the approval of other matters. 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 want to receive a paper or e-mail copy of the proxy materials you must request one. There is no charge to you for requesting a copy. To facilitate timely delivery please make the request as instructed below before April 26, 2023. Please visit http://www.astproxyportal.com/ast/21445/, where the following materials are available for view: • Notice of Annual Meeting of Stockholders • Proxy Statement • Form of Electronic Proxy Card • Annual Report on Form 10-K TO REQUEST MATERIAL: TELEPHONE: 888-Proxy-NA (888-776-9962) 718-921-8562 (for international callers) E-MAIL: info@astfinancial.com WEBSITE: https://us.astfinancial.com/OnlineProxyVoting/ProxyVoting/RequestMaterials TO VOTE: ONLINE: To access your online proxy card, please visit www.voteproxy.com and follow the on-screen instructions or scan the QR code with your smartphone. You may enter your voting instructions at www.voteproxy.com up until 11:59 PM Eastern Time on May 9, 2023. VIRTUALLY AT THE MEETING: The company will be hosting the meeting live via the Internet this year. To attend the meeting via the Internet, please visit http://web.lumiagm.com/271307858 (password: floor2023) and be sure to have your control number available. MAIL: You may request a card by following the instructions above. COMPANY NUMBER ACCOUNT NUMBER CONTROL NUMBER JOHN SMITH 1234 MAIN STREET APT. 203 NEW YORK, NY 10038 Please note that you cannot use this notice to vote by mail. Important Notice Regarding the Availability of Proxy Materials for the Stockholders Meeting of FLOOR & DECOR HOLDINGS, INC. To Be Held On: May 10, 2023 at 1:00 P.M. Eastern Time virtually at http://web.lumiagm.com/271307858 (password: floor2023)