Core Points - Coupang, South Korea's largest online retailer, experienced a nearly 9% drop in pre-market trading due to unauthorized access to personal information of 33.7 million customer accounts [1] - The company, often referred to as the "Amazon of South Korea," is known for its "Rocket" fast delivery service, which is widely used by many South Koreans [1] - An investigation is ongoing, and the company is cooperating with law enforcement and regulatory agencies [1] Company Summary - Coupang's pre-market price was reported at $25.70, reflecting a decrease of $2.46 or 8.74% from the previous close [2] - The closing price on November 28 was $28.16, with a trading volume of 5.0719 million shares [2] - The company's market capitalization stands at $51.438 billion, with a total share count of 1.827 billion [2] - The stock has a 52-week high of $34.075 and a low of $19.020, indicating significant volatility [2]