Largest Shareholder Stake Slightly Decreased by 0.01% Due to Routine Open Market Trades by Affiliates, No Change in Control

As of June 2, 2026, the total stake of the largest shareholder and its specially related parties in Samsung Heavy Industries decreased to 20.85%, down 0.01%p (103,209 shares) from the previous report on May 6.
The decrease is primarily due to net open-market sales by Samsung Life (Special Account), an affiliate, with minor purchases also occurring, resulting in negligible net selling.
Major shareholders such as Samsung Electronics (15.23%) and other affiliates (Samsung Life, Samsung Electro-Mechanics, etc.) saw no significant changes in their holdings, so there is no impact on management control, shareholder dilution, or capital changes. This is a routine disclosure.
[AI Summary]The largest shareholder group's stake edged down 0.01%p due to routine open-market trades (net sell of 103,209 shares) by an affiliate, with no material effect on control or corporate value. The impact on the stock price is neutral, and it should not be viewed as a risk factor for investors.