# EDGAR Filing Document

**Accession Number:** 0001015650
**File Stem:** 0001193125-25-150701
**Filing Date:** 2025-6
**Character Count:** 6421
**Document Hash:** 0f5b8efce63d9aa8c8cd039a568f3573
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-25-150701.hdr.sgml**: 20250627

**ACCESSION NUMBER**: 0001193125-25-150701

**CONFORMED SUBMISSION TYPE**: 6-K

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250627

**FILED AS OF DATE**: 20250627

**DATE AS OF CHANGE**: 20250627

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** SK TELECOM CO LTD
- **CENTRAL INDEX KEY:** 0001015650
- **STANDARD INDUSTRIAL CLASSIFICATION:** RADIO TELEPHONE COMMUNICATIONS [4812]
- **ORGANIZATION NAME:** 06 Technology
- **EIN:** 999999999
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 6-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 333-04906
- **FILM NUMBER:** 251084144

**BUSINESS ADDRESS:**
- **STREET 1:** 11, EULJIRO2-GA
- **STREET 2:** JUNG-GU
- **CITY:** SEOUL KOREA
- **STATE:** M5
- **ZIP:** 100-999
- **BUSINESS PHONE:** 82-2-6100-1639

**MAIL ADDRESS:**
- **STREET 1:** 11, EULJIRO2-GA
- **STREET 2:** JUNG-GU
- **CITY:** SEOUL
- **STATE:** M5
- **ZIP:** 100-999

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** KOREA MOBILE TELECOMMUNICATIONS CORP
- **DATE OF NAME CHANGE:** 19960530

**UNITED STATES** 

**SECURITIES AND EXCHANGE COMMISSION** 

**Washington, D.C. 20549** 

**Form 6-K** 

**REPORT OF FOREIGN PRIVATE ISSUER** 

**PURSUANT TO RULE 13a-16 OR 15d-16 OF** 

**THE SECURITIES EXCHANGE ACT OF 1934** 

**FOR THE MONTH OF JUNE 2025** 

**Commission File Number: 333-04906** 

## SK Telecom Co., Ltd.
**(Translation of registrant's name into English)** 

**65, Euljiro, Jung-gu** 

**Seoul 04539, Korea** 

**(Address of principal executive office)** 

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☒ Form 40-F ☐

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**Matters Relating to Corporate Sustainability Report of SK Telcom Co., Ltd. (the "Company")** 

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| | |
|:---|:---|
| &nbsp;&nbsp;&nbsp;1. Title of the Report | "SK Telecom Annual Report 2024" (the "Report") |
| &nbsp;&nbsp;&nbsp;2. Certifying Institution | British Standards Institution |
| &nbsp;&nbsp;&nbsp;3. Reporting Standards | The Report was prepared in accordance with the guiding principles of, and includes content as suggested by, the " Framework," a standard framework established by the International Integrated Reporting Council. The Report was also prepared in accordance with the comprehensive requirements of the "GRI Standards," the global standard for sustainability reporting established by the Global Reporting Initiative. |
| &nbsp;&nbsp;&nbsp;4. Filing Location | The Company's corporate website<br> (https://www.sktelecom.com/esg/lib/persist.do)<br>|
| &nbsp;&nbsp;&nbsp;5. Details of the Report | 1. Summary<br> The Report was prepared for the Company's investors and stakeholders and provides an overview of the Company's annual performance. The Report covers not only the Company's financial performance records, but also comprehensive information (i.e., the Company's "Value Creation Story") on its future prospects, non-financial performance and underlying value enhancement efforts. The Company's board of directors approved the Report in June 2025.<br>2. Reporting Period<br> The reporting period of the Report is from January 1, 2024 to December 31, 2024. The Report, however, may disclose certain qualitative information up to May 2025. The Report presents quantitative data as of and for the years ended December 31, 2022, 2023 and 2024 in order to facilitate year-over-year trend analysis. In case of any material changes in the previously reported data, such data were recalculated as of 2022.<br>3. Scope of the Report<br> The geographic boundary of the Report is limited to the Republic of Korea, which is the Company's principal place of business and where over 99% of its revenue is generated. Unless otherwise indicated in the Report, the data and information presented in the Report generally exclude those of the Company's overseas branches, subsidiaries and investment companies. Financial data included in the Report are presented on a consolidated basis in accordance with the Korean International Financial Reporting Standards ("K-IFRS"), including K-IFRS No. 16, which has been applied since 2019. Non-financial data on environmental performance and fulfillment of corporate social responsibility are presented on a non-consolidated basis.<br>In case of any changes in the previously reported data resulting from the spin-off of certain of the Company's business operations conducted in November 2021, the instance of such changes are separately indicated in the Report. Furthermore, where such changes may significantly affect the decisions of the Company's stakeholders in consideration of the Company's financial and operational control and business influence as well as the potential consequences of such changes, relevant data are separately included where indicated. |

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 4. **Table of Contents**<br>DO THE GOOD AI<br>DO AI<br>- Business Overview<br>- ESG Overview<br>- Special Report<br>THE AI<br>- Corporate Governance<br>- Ethical Management<br>- Compliance<br>- AI Governance<br>- Information Security<br>- Risk Management<br>GOOD AI<br>- Environmental Management<br>- Climate Change Response<br>- Natural Capital<br>- Employees<br>- Occupational Safety and Health<br>- Human Rights Management<br>- Customer-Centric Management<br>- Supply Chain Management<br>- Local Community<br>APPENDIX<br>- Double Materiality Assessment<br>- Stakeholder Engagement<br>- Financial Statements<br>- Non-financial Statements<br>- Index<br>- Service Stability Report<br>- About This Report<br>

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| | |
|:---|:---|
| &nbsp;&nbsp;&nbsp;6. Submission Date | June 27, 2025 |
| &nbsp;&nbsp;&nbsp;7. Other Important Matters Relating to an Investment Decision | The English version of the Report is expected to be posted on the Company's corporate website within July 2025. |

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**SIGNATURES** 

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

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| | |
|:---|:---|
| **SK TELECOM CO., LTD.** | **SK TELECOM CO., LTD.** |
| (*Registrant*) | (*Registrant*) |
| By: | /s/ Hee Jun Chung |
| (*Signature*) | (*Signature*) |
| Name: | Hee Jun Chung |
| Title: | Vice President |

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Date: June 27, 2025