Supplement to Proxy

About Robert A. Lloyd Mr. Lloyd, age 56, has served as GameStop’s Executive Vice President and Chief Financial Officer since 2010. Mr. Lloyd also served as our Senior Vice President and Chief Accounting Officer, a position he held from 2005 to 2010. Prior to that, Mr. Lloyd was the Vice President - Finance of GameStop or its predecessor companies from 2000 and was the Controller of GameStop’s predecessor companies from 1996 to 2000. From 1988 to December 1996, Mr. Lloyd held various financial management positions as Controller or Chief Financial Officer, primarily in the telecommunications industry. Prior to 1988, Mr. Lloyd held various positions with the public accounting firm of EY. Mr. Lloyd is a CPA. Mr. Lloyd currently serves on the Board of Directors of the Make-A-Wish Foundation of North Texas, a non-profit organization. There are no arrangements or understandings between Mr. Lloyd and any other persons pursuant to which Mr. Lloyd was appointed as an officer of the Company. In addition, there are no family relationships between Mr. Lloyd and any director, executive officer, or person nominated or chosen by the Company to become a director or executive officer. Furthermore, in the past two years there have been no transactions in which the Company was or is to be a participant and the amount involved exceeds $120,000, and in which Mr. Lloyd had or will have a direct or indirect material interest, and there are currently no such proposed transaction except as described above and in the Company’s definitive proxy statement filed with the Securities and Exchange Commission on Schedule 14A on May 16, 2018. Compensation and Audit Committees On May 29, 2018, Mr. Kim resigned as a member of the Compensation Committee and the Audit Committee, and the Board appointed Kathy P. Vrabeck as a member of the Compensation Committee. As of the date of this Supplement, the members of the Compensation Committee are Gerald R. Szczepanski, Thomas N. Kelly Jr. and Ms. Vrabeck. As of the date of this Supplement, the members of the Audit Committee are Stephanie M. Shern, Lawrence S. Zilavy and Ms. Vrabeck. About GameStop GameStop Corp., a Fortune 500 company headquartered in Grapevine, Texas, is a global, multichannel video game, consumer electronics and wireless services retailer. GameStop operates over 7,200 stores across 14 countries. The company’s consumer product network also includes www.gamestop.com; Game Informer® magazine, the world’s leading print and digital video game publication; and ThinkGeek, www.thinkgeek.com , the premier retailer for the global geek community featuring exclusive and unique video game and pop culture products. Our Technology Brands segment includes over 1,300 Spring Mobile AT&T and Simply Mac stores. Spring Mobile, www.springmobile.com , sells all of AT&T’s products and services, including DIRECTV, devices and related accessories in select markets in the U.S. Simply Mac, www.simplymac.com, sells the full line of Apple products, including laptops, tablets, and smartphones and offers Apple certified warranty and repair services. Additional Information and Where to Find It In connection with our 2018 annual meeting of stockholders, we previously filed our definitive proxy statement with the SEC and commenced mailing our notice of Internet availability of proxy materials or our definitive proxy statement and proxy card to our stockholders on May 16, 2018. BEFORE MAKING ANY VOTING DECISION, YOU ARE URGED TO READ THE DEFINITIVE PROXY STATEMENT CAREFULLY IN ITS ENTIRETY. We are subject to the informational requirements of the Securities and Exchange Act of 1934, as amended, and file annual, quarterly and current reports, proxy statements and other information with the SEC. You can read our SEC filings, including our definitive proxy statement, through the Internet at the SEC’s website at www.sec.gov , or at our website at www.investor.gamestop and then clicking on the “Investor Relations” link and then the “Shareholder Info” link. Our proxy materials will be available during the voting period on www.proxypush.com/gme. You may also read and copy any document that we file with, or furnish to, the SEC at its public reference facility at 100 F Street, N.E., Washington, D.C. 20549. Please call the SEC at 1-800-SEC-0330 for further information about the public reference room. If you have any questions about our proxy statement or our 2018 annual meeting of stockholders, or if you need assistance with the voting procedures, including casting or changing your vote, you should contact Mike Loftus, Vice President, Global Controller and Investor Relations, at (817) 424-2000.