SK Telecom Reports Sharp Decline in 2025 Profit Amid Revenue Drop and Cybersecurity Costs
SKM sits 49% above its 52-week low of $19.66 on light trading volume (0.2× avg).
Summary
SK Telecom Co., Ltd. reported a substantial decrease in its 2025 annual profit, driven by a decline in operating revenue and significant expenses and penalties related to a cybersecurity incident.
Key Events · Earnings and Guidance · SKM
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Significant Profit Decline
Net profit for 2025 plummeted by 73% to W 375,084 million, and operating profit fell by 41% to W 1,073,215 million year-over-year.
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Revenue Reduction
Total operating revenue decreased by 4.7% to W 17,099,213 million. Wireless service revenue was specifically impacted by W 454,143 million due to customer appreciation packages and fee waivers following a cybersecurity incident.
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Cybersecurity Incident Costs
The company incurred W 211,998 million in operating expenses and W 134,799 million in penalties directly related to the cybersecurity incident.
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Improved Debt-to-Equity Ratio
The debt-to-equity ratio improved to 132.40% in 2025 from 158.00% in 2024.
Analysis · SKM · Technology
SK Telecom Co., Ltd.'s consolidated financial statements for the year ended December 31, 2025, reveal a substantial 73% drop in net profit and a 41% decline in operating profit compared to the previous year. This significant underperformance was primarily driven by a reduction in wireless service revenue, partly due to customer appreciation packages and early cancellation fee waivers following a cybersecurity incident. The incident also led to considerable operating expenses and significant penalties imposed by the Personal Information Protection Commission. Investors should note the material impact of these events on the company's profitability and monitor future disclosures regarding the ongoing effects of the cybersecurity incident and its mitigation strategies.
At the time of this filing, SKM was trading at $29.39 on NYSE in the Technology sector, with a market capitalization of approximately $11B. The 52-week trading range was $19.66 to $33.71. This filing was assessed with negative market sentiment and an importance score of 9 out of 10.