• Grid Dynamics COO Yury Gryzlov sold 3,930 common shares on Aug. 13, 2026 at USD 8.
• Beneficial ownership fell to 508,087 shares following the sale.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Grid Dynamics Holdings Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001628280-26-056862), on August 13, 2026, and is solely responsible for the information contained therein.