SK Telecom (017670) Q2 2025 earnings summary

Executive summary

• Q2 2025 was significantly impacted by a major cybersecurity incident, resulting in subscriber losses, revenue decline, and increased costs for customer protection and compensation.

• Consolidated revenue for Q2 2025 was KRW 4.3388 trillion, down 1.9% year-over-year, with operating income of KRW 338.3 billion and net income of KRW 83.2 billion, reflecting one-time costs.

• Major investments were made in information protection, including a KRW 700 billion commitment and the launch of customer assurance initiatives.

• AI business grew 13.9% year-over-year, with AIDC and AIX segments showing double-digit growth.

• The company is focused on restoring customer trust and strengthening business fundamentals for long-term value.

Financial highlights

• Consolidated revenue was KRW 4,338.8 billion, down 1.9% year-over-year, and non-consolidated revenue was KRW 3.1351 trillion, down 1.8% year-over-year.

• Operating income fell 37.1% year-over-year to KRW 338.3 billion; net income dropped 76.2% year-over-year to KRW 83.2 billion.

• Non-consolidated operating income decreased 44.3% year-over-year to KRW 250.9 billion.

• SK Broadband revenue rose 2.4% year-over-year to KRW 1.12 trillion, with operating income up 9.8% to KRW 91.8 billion.

• SK Broadband's CAPEX is expected to rise nearly 10% year-over-year due to AI data center investments.

Outlook and guidance

• Annual revenue guidance was lowered from KRW 17.8 trillion to KRW 17 trillion due to the incident's financial impact.

• 2025 consolidated revenue guidance revised down by KRW 800 billion, with operating profit expected to decline significantly.

• Larger financial impact is anticipated in the second half, especially from customer compensation programs.

• AIDC business targets annual revenue of over KRW 1 trillion by 2030.

• Ulsan AIDC, in partnership with AWS, set to begin operations in 2027, expanding total data center capacity to over 300 MW.