Coupang(US:CPNG) Businesswire·2025-12-19 23:00Core Viewpoint - A class action lawsuit has been filed against Coupang, Inc. for allegedly making false statements and failing to disclose significant cybersecurity issues that led to a data breach affecting millions of customers [2][6]. Group 1: Lawsuit Details - The lawsuit claims that Coupang had inadequate cybersecurity protocols, allowing a former employee to access sensitive customer information for nearly six months without detection [2]. - The lawsuit alleges that Coupang did not report the data breach in compliance with U.S. Securities and Exchange Commission rules when they became aware of it [2]. - Investors who suffered losses during the class period from August 6, 2025, to December 16, 2025, can request lead plaintiff appointment until February 17, 2026 [1][6]. Group 2: Impact of Data Breach - On November 29, 2025, Coupang disclosed that personal information of 33.7 million customer accounts had been breached, resulting in a share price decline of approximately 5.36%, from $28.16 to $26.65 [3]. - Following the resignation of the head of Coupang's South Korean unit due to the data breach, shares fell by about 3.23%, from $26.93 to $26.06 on December 10, 2025 [4]. - On December 16, 2025, Coupang filed an 8-K acknowledging the breach, revealing that a former employee may have accessed names, phone numbers, delivery addresses, and email addresses of up to 33 million customer accounts, leading to a further decline in share price [5].