Simplatform Corrects Shareholding Change Date to March 21, 2025

• Simplatform issued an October 21, 2026 correction to its March 28, 2025 substantial shareholding report, citing typographical errors.
• The correction removed the summary's previously reported 2,259,996 voting rights and 36.84% holding ratio.
• The number of specially related parties was revised to six from five.
• The holdings change date was corrected to March 21, 2025, from March 26, 2025.
• Total reported holdings remained 2,467,596 shares and related instruments, representing 38.9%.

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. Simplatform Inc. published the original content used to generate this news brief via DART, the regulatory disclosure system operated by the South Korea Financial Supervisory Service (FSS) (Ref. ID: 20261021000042), on October 21, 2026, and is solely responsible for the information contained therein.