Coupang Faces Class Action Over Data Breach Amid Market Gains
Coupang Inc's stock surged by 8.33% today, reaching a 5-day high, as the broader market showed positive momentum with the Nasdaq-100 up 0.29% and the S&P 500 up 0.35%.
This price movement occurs amid significant legal challenges for Coupang, as the company faces a class action lawsuit related to a data breach affecting 33.7 million customers. The lawsuit alleges that Coupang failed to disclose the breach in a timely manner, leading to a loss of investor confidence and a market cap drop exceeding $8 billion. Despite these challenges, the stock's rise suggests a potential sector rotation as investors may be shifting their focus to companies with strong growth prospects.
The implications of this legal situation could be profound for Coupang, as ongoing scrutiny from regulators and the potential for financial repercussions may affect its market performance and investor trust in the long term.
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- Deadline for Claims: ClaimsFiler reminds Coupang investors that they must file lead plaintiff applications by February 17, 2026, for securities purchased between May 7, 2025, and December 16, 2025, highlighting investor concerns over potential legal risks associated with the company.
- Legal Allegations: Coupang and certain executives are accused of failing to disclose material information during the class period, violating federal securities laws, particularly regarding a data breach that heightened regulatory scrutiny and legal risks.
- Data Breach Consequences: The company is alleged to have failed to detect a former employee accessing sensitive customer information for nearly six months, which not only undermines customer trust but also exposes the company to potential legal liabilities and financial losses, impacting future market performance.
- Legal Assistance Information: ClaimsFiler offers a free shareholder information service, allowing investors to access legal consultations through their website, emphasizing the necessity for legal support in securities litigation to protect investor rights.
- Class Action Notice: Rosen Law Firm reminds investors who purchased Coupang securities between August 6, 2025, and December 16, 2025, to apply as lead plaintiffs by February 17, 2026, to potentially receive compensation without any out-of-pocket costs.
- Lawsuit Background: The lawsuit alleges that Coupang failed to disclose inadequate cybersecurity protocols that allowed a former employee to access sensitive customer information for nearly six months, exposing the company to increased legal and regulatory risks.
- Choosing Legal Representation: Investors are encouraged to select qualified counsel with a proven track record; Rosen Law Firm has been recognized for its success in securities class actions, recovering over $438 million for investors in 2019 alone.
- Litigation Status: No class has been certified yet, allowing investors to either remain absent or hire counsel, with their ability to share in any future recovery not dependent on serving as lead plaintiff, ensuring they have opportunities for potential compensation.
- Shareholder Rights Investigation: Johnson Fistel, a shareholder rights law firm, is investigating whether Coupang and its executives violated federal securities laws by making false or misleading statements, which could undermine investor confidence.
- Data Breach Impact: On November 29, 2025, Coupang disclosed that approximately 33.7 million customer accounts were compromised, causing its stock price to drop from $28.16 to $26.65, a decline of about 5.36%, highlighting the direct financial impact of cybersecurity issues on the company.
- Executive Resignation Fallout: Following a December 10, 2025 report by The New York Times about the resignation of Coupang's South Korean unit head due to the data breach, the stock price fell an additional $0.87, or approximately 3.23%, indicating the negative effect of management changes on market confidence.
- Law Firm Background: Johnson Fistel is a nationally recognized shareholder rights law firm that has recovered approximately $90.725 million for investors, demonstrating its strength and influence in securities litigation, potentially providing legal support for affected investors.
- Class Action Notice: Rosen Law Firm reminds investors who purchased Coupang securities between August 6, 2025, and December 16, 2025, to apply as lead plaintiffs by February 17, 2026, to potentially receive compensation without any out-of-pocket costs.
- Data Breach Allegations: The lawsuit claims that Coupang failed to disclose inadequate cybersecurity protocols that allowed a former employee to access sensitive customer information for nearly six months, exposing the company to heightened legal and regulatory risks.
- Disclosure Failures: When Coupang became aware of the data breach, it did not file a current report with the SEC, resulting in materially false and misleading public statements throughout the class period.
- Law Firm Credentials: Rosen Law Firm specializes in securities class actions and has achieved the largest settlement against a Chinese company, ranked first in 2017 for the number of settlements, showcasing its expertise and success in this legal domain.
- Lawsuit Background: Levi & Korsinsky LLP has notified investors that Coupang, Inc. is facing a class action lawsuit aimed at recovering losses for investors adversely affected by alleged securities fraud between May 7, 2025, and December 16, 2025.
- Data Breach Allegations: The complaint alleges that Coupang had inadequate cybersecurity protocols, allowing a former employee to access sensitive customer information for nearly six months undetected, thereby exposing the company to heightened regulatory and legal scrutiny.
- Disclosure Failures: When the company became aware of the data breach, it failed to report it in a timely manner to the U.S. Securities and Exchange Commission (SEC), resulting in materially false and misleading public statements throughout the relevant period.
- Investor Rights Protection: Affected investors have until February 17, 2026, to request to be appointed as lead plaintiff, with no out-of-pocket costs to participate, as Levi & Korsinsky LLP commits to supporting aggrieved shareholders.
- Data Breach Incident: Coupang is accused of failing to detect a massive data breach affecting 33.7 million accounts for nearly six months, leading to a compensation plan of up to $1.2 billion and a market value loss exceeding $8 billion.
- Management Changes: The CEO's resignation following the data breach reflects significant failures in the company's security management and disclosure practices, which may result in decreased investor confidence.
- Legal Proceedings Update: Hagens Berman reminds investors who purchased Coupang securities between May 7, 2025, and December 16, 2025, that the lead plaintiff deadline is February 17, 2026, encouraging affected investors to contact the firm.
- Investor Rights Protection: The firm is investigating Coupang's cybersecurity and disclosure protocol failures, aiming to provide legal support to affected investors and ensure accountability for the company's missteps.











