Image of SK Telecom

SK Telecom

Organization

South Korean telecom company that had access to Anthropic's Mythos model, causing US national security concerns.


First Mentioned

6/20/2026, 4:17:14 AM

Last Updated

6/20/2026, 4:19:13 AM

Research Retrieved

6/20/2026, 4:19:13 AM

Summary

SK Telecom (SKT) is South Korea's largest wireless telecommunications operator and a key subsidiary of the SK Group chaebol. Established in 1984, the company has historically pioneered mobile technologies, including the commercialization of HSDPA and launching the world's first DMB satellite. In recent tech developments, SK Telecom has expanded into AI infrastructure, signing agreements with Arm and Rebellions for next-generation AI data centers, and partnering with South Korea's Ministry of National Defense. Notably, SK Telecom was granted preview access to Anthropic's powerful AI base model, Mythos, which became a focal point of national security concerns and regulatory scrutiny by the U.S. government.

Research Data
Extracted Attributes
  • Industry

    Telecommunications

  • Headquarters

    Jung District, Seoul, South Korea

  • Market Share

    50.5% (as of 2008)

  • Inception Date

    1984-04-20

  • Subscriber Count

    23 million (as of Q4 2023)

  • Number of Employees

    20,955

Timeline
  • Founded under the name Korea Mobile Telecommunications Services Corp. (Source: Wikipedia)

    1984-04-20

  • Renamed to Korea Mobile Telecommunications Corp. (KMTC). (Source: Wikipedia)

    1988-05-01

  • SK Group became the largest shareholder of KMTC. (Source: Wikipedia)

    1994-06-01

  • Officially renamed to SK Telecom. (Source: Wikipedia)

    1997-03-01

  • Launched Hanbyul, the world's first DMB satellite. (Source: Wikipedia)

    2004-01-01

  • Became the world's first carrier to commercialize HSDPA. (Source: Wikipedia)

    2006-05-01

  • Acquired fixed-line operator Hanaro Telecom. (Source: Wikipedia)

    2008-02-01

  • Signed a deal to acquire CJ HelloVision. (Source: Wikipedia)

    2015-11-01

SK Telecom

SK Telecom Co., Ltd., abbreviated as SKT, (Korean: SK텔레콤 or 에스케이텔레콤) is a South Korean wireless telecommunications operator and former film distributor and is part of the SK Group, one of the country's largest chaebols. It leads the local market with 50.5 percent share as of 2008. SK Telecom is the largest wireless carrier in South Korea, with 23 million subscribers as of Q4 2023. Since its creation in 1984, the company has evolved from a first generation analog cellular system, to second generation CDMA, then to the world's first third-generation synchronized IMT-2000 cellular system. SK Telecom also became the world's first carrier to commercialize HSDPA in May 2006. SK expanded into the landline market by acquiring second-rated fixed-line operator Hanaro Telecom in February 2008. The company's online brands include Nate, a web portal, June, a mobile multimedia service, Moneta, an e-banking mobile app, Nate Drive, a telematics service, and Digital Home, an online interface to remote-control household appliances. In 2004, SK Telecom launched Hanbyul, the world's first DMB satellite. TU Media, SK Telecom's digital media arm, handles DMB TV broadcasts. In November 2015, SK Telecom announced signing a deal to acquire CJ HelloVision, the country's largest cable and Internet operator, with the view to merge it with its own cable unit, SK Broadband. The acquisition, which will make SK Broadband the second largest cable broadcaster following KT, is opposed by competitors, who charge that the merger will help SK unfairly dominate the market.

Web Search Results
  • SK Telecom - Wikipedia

    SK Telecom Co., Ltd., abbreviated as SKT, (Korean:SK텔레콤 or 에스케이텔레콤) is a South Korean wireless telecommunications operator and former film distributor and is part of the SK Group, one of the country's largest chaebols. It leads the local market with 50.5 percent share as of 2008.( SK Telecom is the largest wireless carrier in South Korea, with 23 million subscribers as of Q4 2023.( Since its creation in 1984, the company has evolved from a first generation analog cellular system, to second generation CDMA, then to the world's first third-generation synchronized IMT-2000 cellular system. SK Telecom also became the world's first carrier to commercialize HSDPA in May 2006. SK expanded into the landline market by acquiring second-rated fixed-line operator Hanaro Telecom in February 2008. [...] ## History [edit] SK Telecom was established in March 1984 under the name Korea Mobile Telecommunications Services Corp. (KMTSC; Korean:한국 이동 통신 서비스), but was renamed Korea Mobile Telecommunications Corp. (KMTC; Korean:한국 이동 통신) in May 1988. It was a subsidiary of the state monopoly phone company, Korea Telecom (now known as KT Corp.) until KT sold it off in 1994.( In June 1994 SK Group (Formerly Sunkyong Group) became Korea Mobile Telecommunications Corporation's largest shareholder. KMTC officially joined the SK Group in January 1997 and changed its name to SK Telecom in March of that year._[citation needed_] [...] In other projects Wikimedia Commons Wikidata item Appearance move to sidebar hide From Wikipedia, the free encyclopedia South Korean telecommunications company "SKT" redirects here. For other uses, see SKT (disambiguation) "SKT (disambiguation)"). Not to be confused with Slovak Telekom. SK Telecom Co., Ltd. 에스케이텔레콤주식회사Image 4: The words 'SK telecom' written in orange, with a simple image of a butterfly above it. TypePublic Traded asKRX: 017670 NYSE:SKM IndustryTelecommunications Founded April 20, 1984; 42 years ago(April 20, 1984) (as Korea Mobile Telecommunications) 1997; 29 years ago(1997) (as SK Telecom) HeadquartersJung District, Seoul, South Korea, Area servedSouth Korea Key peopleYoung Sang Ryu")[ko](CEO)( ProductsWireless telecom Cellular internet Internet

  • Press Release < News < HOME

    SK Telecom Announces Q1 2026 Results SK Telecom (NYSE:SKM, hereinafter referred to as “SKT”) today announced its consolidated earnings for the first quarter of 2026, based on Korean International Financial Reporting Standards (K-IFRS): revenue of KRW 4.3923 trillion, operating income of KRW 537.6 billion, and net income of KRW 316.4 billion. Revenue increased 1.5% quarter over quarter (QoQ), driven by a recovery in the wireless business and growth in the AI Data Center (AIDC) business. Through company-wide productivity improvement efforts, operating income exceeded KRW 500 billion on a quarterly basis for the first time since the first quarter of last year. Following a period of subdued performance last year, SKT posted a clear turnaround in the first quarter of 2026, driven by efforts [...] SK Telecom Signs MOU with Arm and Rebellions for Next-Generation AI Infrastructure Innovation SK Telecom (NYSE: SKM, hereinafter referred to as “SKT”) announced that it has signed a Memorandum of Understanding (MOU) with Arm and Rebellions to drive innovation in next-generation AI infrastructure. Through this agreement, the three companies will jointly develop a solution that combines Arm’s newly launched AGI CPU and Rebellions’ upcoming RebelCard™, scheduled for release in the third quarter of this year, to enhance AI inference performance. The solution will be tested and verified in SK Telecom’s AI data centers. Arm AGI CPU is optimized for high-density inference environments and large-scale AI deployment. Rebellions’ ‘RebelCard™’ is an AI accelerator chip specialized for large-scale [...] Image 5: SK Telecom and Ministry of National Defense Sign MOU to Leverage Sovereign AI Foundation Models in Defense Applications SK Telecom and Ministry of National Defense Sign MOU to Leverage Sovereign AI Foundation Models in Defense Applications SK Telecom (NYSE: SKM, hereinafter referred to as “SKT”) announced today that it has signed a Memorandum of Understanding (MOU) with the Ministry of National Defense (MND) on “Applying the Ministry of Science and ICT (MSIT)’s Sovereign AI Foundation Model to Defense Sector” to accelerate defense AI transformation (AX). The agreement marks the first application of MSIT’s Sovereign AI Foundation Model Project in the defense sector. The initiative represents a public-private-military collaboration aimed at expanding the AI ecosystem and

  • SK Telecom Co., Ltd. (SKM) Company Profile & Facts - Yahoo Finance

    SK Telecom Co., Ltd. engages in the provision of wireless telecommunication services in South Korea. The company operates through three segments: Cellular Services, Fixed-Line Telecommunications Services, and Other Businesses. The Cellular Services segment offers wireless voice and data transmission, cellular interconnection, Internet of Things solutions and enterprise communications, cloud, subscription, advertising and curated shopping services; as well as sells wireless devices. Its Fixed-Line Telecommunications Services segment provides fixed-line telephone, broadband Internet services; media platform services, such as internet protocol TV and cable TV; and business communications and related infrastructure services. The Other Businesses segment offers T-commerce services. In [...] The Other Businesses segment offers T-commerce services. In addition, it provides call center management, base station maintenance, information gathering and consulting, database and internet website, and broadcasting programs; international telecommunication and mobile virtual network operator services; and operates information and communications facilities; as well as engages in telecommunications and communication device retail; and software development and supply business. SK Telecom Co., Ltd. was incorporated in 1984 and is based in Seoul, South Korea. [...] | Name | Title | Pay | Exercised | Year Born | --- --- | Mr. Jai Hun Jung | CEO & Representative Director | 1.37M 1968 | | Ki Yoon Lee | Head of CR Center | 1.34M 1969 | | Mr. Myung-Jin Han | President & Head of MNO Company in-Company Unit and Executive Director -- | 1973 | | Mr. Hee Sup Kim | Head of PR Center -- | 1968 | | Bong Ho Lim | Head of MNO Business Division | 1.56M 1966 | | Yong Joo Park | Vice President -- | 1965 | | Jong-seok Park | Chief Financial Officer -- | Jun Chung Hee | VP & Head of IR -- | Hwan Kim Tae | Head of Compliance Office -- | 1973 | | Young Sang Kwon | Head of Communications Support Office -- | 1971 | ### SK Telecom Co., Ltd. SK T-Tower 65, Eulji-ro Jung-gu Seoul, 04539 South Korea 82 2 6100 1532 Sector: : Communication Services

  • SK Telecom Co., Ltd. (SKM) Stock Price, News, Quote & History - Yahoo Finance

    SK Telecom Co., Ltd. engages in the provision of wireless telecommunication services in South Korea. The company operates through three segments: Cellular Services, Fixed-Line Telecommunications Services, and Other Businesses. The Cellular Services segment offers wireless voice and data transmission, cellular interconnection, Internet of Things solutions and enterprise communications, cloud, subscription, advertising and curated shopping services; as well as sells wireless devices. Its Fixed-Line Telecommunications Services segment provides fixed-line telephone, broadband Internet services; media platform services, such as internet protocol TV and cable TV; and business communications and related infrastructure services. The Other Businesses segment offers T-commerce services. In [...] NYSE - Nasdaq Real Time Price • USD # SK Telecom Co., Ltd. (SKM) Get top stock picks 36.91 -1.61 (-4.18%) At close: June 16 at 4:00:02 PM EDT 36.75 -0.15 (-0.41%) Pre-Market: 4:08:37 AM EDT Get top stock picks Chart Range Bar Advanced Chart AlphaSpace Chart Loading chart for SKM Previous Close 38.52 Open 37.50 Bid -- Ask -- Day's Range 36.30 - 37.50 52 Week Range 19.66 - 47.18 Volume 2,770,897 Avg. Volume 2,341,593 Market Cap (intraday) 14.169B Beta (5Y Monthly) 0.67 PE Ratio (TTM) 61.52 EPS (TTM) 0.60 Earnings Date (est.) Aug 5, 2026 Forward Dividend & Yield 1.40 (3.79%) Ex-Dividend Date Aug 29, 2025 1y Target Est 34.55 [...] The Other Businesses segment offers T-commerce services. In addition, it provides call center management, base station maintenance, information gathering and consulting, database and internet website, and broadcasting programs; international telecommunication and mobile virtual network operator services; and operates information and communications facilities; as well as engages in telecommunications and communication device retail; and software development and supply business. SK Telecom Co., Ltd. was incorporated in 1984 and is based in Seoul, South Korea.

  • SK Telecom | Company Overview & News

    SK Telecom Co., Ltd. engages in the provision of telecommunication and internet services. It operates through the following business divisions: Wireless Communication, Wired Communication, and Other. The Wireless Communication division deals with mobile phone, wireless data, information, and communication business. The Wired Communication division provides phone, high-speed Internet, data, and communication network rental services. The Other division includes product sales-type data broadcasting channel use business. The company was founded on March 29, 1984 and is headquartered in Seoul, South Korea. Read Less ## SK Telecom Stats As of June 2025 Industry : Telecommunications Services Founded : 1984 Headquarters : Seoul Country/Territory : South Korea [...] From the Editor ## Last Updated Jun 12, 2025, 7:00pm EDT SK Telecom Co., Ltd. engages in the provision of telecommunication and internet services. It operates through the following business divisions: Wireless Communication, Wired Communication, and Other. The Wireless Communication division deals with mobile phone, wireless data, information, and communication business. The Wired Communication division provides phone, high-speed Internet, data, and communication network rental services. The Other division includes product sales-type data broadcasting channel use business. The company was founded on March 29, 1984 and is headquartered in Seoul, South... Read More [...] Headquarters : Seoul Country/Territory : South Korea Chief Executive Officer : Jai-hun Jung Employees : 5,316 ## Forbes Lists #1185 ### Global 2000 (2025) #1010 - SALES #1088 - PROFITS #1509 - ASSETS #1844 - MARKET VALUE #30 ### Global 2000: South Korea (2025) Telecommunications Services #68 ### Top 100 Digital Companies (2019) Telecommunications services ### SK Telecom Financial Summary Select list year 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 Revenue $13.2B Assets $20.7B Profits $905.9M Sources FactSet, Bloomberg, S&P Cap IQ; Forbes. Revenue $13.4B Assets $22.5B Profits $861.9M Sources FactSet, Bloomberg, S&P Cap IQ; Forbes. Revenue $13.4B Assets $24.8B Profits $694.7M Sources

Location Data

SK Telecom, 상봉로, 면목본동, 중랑구, 서울특별시, 02152, 대한민국

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Coordinates: 37.5922414, 127.0932075

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