Netmarble Increases Coway Stake by 168,000 Shares via Open Market Purchase; Ownership Rises to 26.40%

Netmarble purchased 168,000 common shares of Coway through open market, increasing its stake from 25.08% to 26.40% (1.32%p increase)
Purchase period: May 13-20, 2026; average purchase price of KRW 93,873 (slightly above the current market price of KRW 91,100)
Total issued shares decreased due to Coway's treasury share cancellation since the prior report, affecting the ownership ratio
As of reporting date, Netmarble holds 18,679,446 shares of Coway (26.40%)

Filing: Report on Ownership of Specific Securities by Executives and Major Shareholders
Company: COWAY (021240)
Submission: Netmarble Corporation
Receipt: 05-20-2026