Cheil Worldwide Reports Minor Change in Largest Shareholder Ownership, Stable Governance Maintained

This document is a periodic update on changes in share ownership by the largest shareholder of Cheil Worldwide.
Compared to the previous report on May 29, 2026, total shares held decreased by 1,366 shares to 32,623,360 shares, but the ownership ratio remains unchanged at 28.35%.
The slight decrease is mainly due to open market transactions by Samsung Life Insurance special account, which appears to be routine portfolio adjustments.
Major affiliates including Samsung Electronics and Samsung Card maintained their stake ratios, indicating stable controlling shareholder structure.
[AI Summary]This minor change in largest shareholder ownership has no material impact on stock price or corporate value. The solid stake held by Samsung affiliates reinforces management stability, and no capital changes or dividend policy alterations were reported.