SK Telecom Files 6-K for Q3 2025 Results

TL;DR

SK Telecom dropped its Q3 2025 results summary today, check the 6-K for deets.

AI Summary

SK Telecom Co., Ltd. filed a Form 6-K on December 12, 2025, reporting its quarterly business results for the period from January 1, 2025, to September 30, 2025. This filing is a summary of a report originally prepared in Korean as required by the Korean Financial Services Commission.

Why It Matters

This filing provides investors with a summary of SK Telecom's financial performance and business operations for the first three quarters of 2025, offering insights into the company's current standing.

Risk Assessment

Risk Level: low — This is a routine filing of quarterly business results by a foreign private issuer and does not contain new or unusual financial events.

Key Players & Entities

• SK Telecom Co., Ltd. (company) — Filer of the report
• Korean Financial Services Commission (company) — Regulator requiring the report
• December 12, 2025 (date) — Filing date
• September 30, 2025 (date) — End of reporting period

FAQ

Filing Documents

• d25441d6k.htm (6-K) — 3771KB
• 0001193125-25-316772.txt ( ) — 3772KB

BUSINESS

BUSINESS 1. Business Overview Each company in the consolidated entity is a separate legal entity providing independent services and products. The Company's business is primarily separated into (1) the wireless business consisting of cellular voice, wireless data and wireless Internet services, (2) the fixed-line business consisting of fixed-line telephone, high-speed Internet, data and network lease services, among others and (3) other businesses consisting of commercial retail data broadcasting channel business, among others. Set forth below is a summary description of the business of each of the Company's material consolidated subsidiaries. Classification Company name Description of business Wireless SK Telecom Co., Ltd. Wireless voice and data telecommunications services via digital wireless networks PS&Marketing Co., Ltd. ("PS&Marketing") Sale of fixed-line and wireless telecommunications products through wholesale, retail and online distribution channels SK O&S Co., Ltd. ("SK O&S") Maintenance of base stations Fixed-line SK Broadband Co., Ltd. ("SK Broadband") High-speed Internet, TV, telephone, commercial data and other fixed-line services and management of the transmission system for online digital contents Various media-related services, such as channel management services including video-on-demand services Home & Service Co., Ltd. ("Home&Service") System maintenance of high-speed Internet, Internet protocol TV ("IPTV") and fixed-line services SK Telink Co., Ltd. ("SK Telink") International wireless direct-dial "00700" services and mobile virtual network operator ("MVNO") business Other business SK stoa Co., Ltd. ("SK Stoa") Operation of commercial retail data broadcasting channel services Atlas Investment Investments SK Telecom Innovation Fund, L.P. Investments SAPEON Inc. Manufacture of non-memory and other electronic integrated circuits Astra AI Infra LLC Investments SK Telecom Americas, Inc.

Business

Business Major Companies Items Major Trademarks For the nine months ended September 30, 2025 For the year ended December 31, 2024 2023 Consolidated Sales Amount Ratio Consolidated Sales Amount Ratio Consolidated Sales Amount Ratio Wireless SK Telecom Co., Ltd., PS&Marketing Co., Ltd., Service Ace Co., Ltd., SK O&S Co., Ltd., etc. Mobile communications service, wireless data service, ICT service and others T, 5GX, T Plan and others 9,360,142 73 % 13,318,213 74 % 13,123,166 75 % Fixed-line SK Broadband Co., Ltd., Home & Service Co., Ltd., SK Telink Co., Ltd., etc. Fixed-line phone, high-speed Internet, data and network lease service and others B tv, 00700 international call, 7mobile and others 3,136,013 25 % 4,075,412 23 % 3,928,020 22 % Other SK stoa Co., Ltd., etc. Commercial retail data broadcasting channel service and others Stoa ON 274,386 2 % 546,984 3 % 557,325 3 % Total 12,770,541 100 % 17,940,609 100 % 17,608,511 100 % 4. Price Trends for Major Products [Wireless Business] As of September 30, 2025, based on the Company's standard monthly subscription plan, the basic service fee was Won 12,100 (including value-added tax) and the usage fee was Won 1.98 per second. Among the 4G-based plans, the "T-Plan Safe 4G" provides 4 GB of data and unlimited voice calls at Won 50,000 per month (including value-added tax). Among the 5G-based plans, the "Basic" plan provides 11 GB of data and unlimited voice calls at Won 49,000 per month (including value-added tax). In March 2024, the Company launched the "Compact" plan, which provides 5G data at Won 39,000 per month (including value-added tax). In October 2025, the Company launched six types of subscription plans for "air", our digital communication service available exclusively for unlocked devices. The Company plans to continue to introduce new services that reach out to different customer segments. The C

Business

Business Sales type Item For the nine months ended September 30, 2025 For the year ended December 31, 2024 For the year ended December 31, 2023 Wireless Services Mobile communication, wireless data, information communication Export 149,285 212,235 169,885 Domestic 9,210,857 13,105,978 12,953,281 Subtotal 9,360,142 13,318,213 13,123,166 Fixed-line Services Fixed-line, high-speed Internet, data, lease line service Export 153,478 213,815 178,824

View Full Filing

View this 6-K filing on SEC EDGAR