# EDGAR Filing Document

**Accession Number:** 0001015650
**File Stem:** 0001193125-26-038376
**Filing Date:** 2026-2
**Character Count:** 8927
**Document Hash:** ff5bd52495a74d0f9bf01b70d1a2838c
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-038376.hdr.sgml**: 20260205

**ACCESSION NUMBER**: 0001193125-26-038376

**CONFORMED SUBMISSION TYPE**: 6-K

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260205

**FILED AS OF DATE**: 20260205

**DATE AS OF CHANGE**: 20260205

**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:** 26600260

**BUSINESS ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** 11, EULJIRO2-GA
- **STREET 2:** JUNG-GU
- **CITY:** SEOUL
- **PROVINCE COUNTRY:** M5
- **BUSINESS PHONE:** 82-2-6100-1639

**MAIL ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** 11, EULJIRO2-GA
- **STREET 2:** JUNG-GU
- **CITY:** SEOUL
- **PROVINCE COUNTRY:** M5

**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 FEBRUARY 2026** 

**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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**Changes of 15% or More in Revenue or Profit** 

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| | | | | |
|:---|:---|:---|:---|:---|
| &nbsp;&nbsp;&nbsp; **The preliminary results shown below may differ from the final results, which remain subject to audit by the external auditor of SK Telecom Co., Ltd. (the "Company").** | &nbsp;&nbsp;&nbsp; **The preliminary results shown below may differ from the final results, which remain subject to audit by the external auditor of SK Telecom Co., Ltd. (the "Company").** | &nbsp;&nbsp;&nbsp; **The preliminary results shown below may differ from the final results, which remain subject to audit by the external auditor of SK Telecom Co., Ltd. (the "Company").** | &nbsp;&nbsp;&nbsp; **The preliminary results shown below may differ from the final results, which remain subject to audit by the external auditor of SK Telecom Co., Ltd. (the "Company").** | &nbsp;&nbsp;&nbsp; **The preliminary results shown below may differ from the final results, which remain subject to audit by the external auditor of SK Telecom Co., Ltd. (the "Company").** |
| &nbsp;&nbsp;&nbsp;**1. Basis: Consolidated** | &nbsp;&nbsp;&nbsp;**1. Basis: Consolidated** | &nbsp;&nbsp;&nbsp;**1. Basis: Consolidated** | &nbsp;&nbsp;&nbsp;**1. Basis: Consolidated** | &nbsp;&nbsp;&nbsp;**1. Basis: Consolidated** |
| &nbsp;&nbsp;&nbsp;**2. Details of Changes (in thousands of Won, except percentages)** | **Current Fiscal<br>Year** | **Previous Fiscal<br>Year** | **Amount Increased/<br>Decreased** | **Increase/Decrease<br>Rate (%)** |
| &nbsp;&nbsp;&nbsp; **Operating Revenue** | 17099212573 | 17940608890 | -841396317 | -4.7 |
| &nbsp;&nbsp;&nbsp; **Operating Income** | 1073214877 | 1823409370 | -750194493 | -41.1 |
| &nbsp;&nbsp;&nbsp; **Profit from Continuing Operations Before Income Tax** | 722261465 | 1761764869 | -1039503405 | -59.0 |
| &nbsp;&nbsp;&nbsp; **Profit for the Period** | 375084339 | 1387095020 | -1012010681 | -73.0 |
| &nbsp;&nbsp;&nbsp;**3. Financial Position (in thousands of Won, except percentages)** | **Current Fiscal Year** | **Current Fiscal Year** | **Previous Fiscal Year** | **Previous Fiscal Year** |
| &nbsp;&nbsp;&nbsp; **Total Assets** | 30107782845 | 30107782845 | 30515253720 | 30515253720 |
| &nbsp;&nbsp;&nbsp; **Total Liabilities** | 17152490453 | 17152490453 | 18687619003 | 18687619003 |
| &nbsp;&nbsp;&nbsp; **Total Shareholders' Equity** | 12955292392 | 12955292392 | 11827634718 | 11827634718 |
| &nbsp;&nbsp;&nbsp; **Capital Stock** | 30492716 | 30492716 | 30492716 | 30492716 |
| &nbsp;&nbsp;&nbsp; **Capital impairment**<br> **ratio (%) = [(Capital**<br> **stock - total**<br> **shareholders' equity) /**<br> **capital stock] × 100** |  |  |  |  |
| &nbsp;&nbsp;&nbsp;**4. Main Reasons for Changes in Revenue or Profit/Loss** | &nbsp;&nbsp;&nbsp;&nbsp; • Decline in sales and profits due to subsidiary divestiture, decrease in wireless subscribers from cyber security incident, and implementation of customer appreciation package. | &nbsp;&nbsp;&nbsp;&nbsp; • Decline in sales and profits due to subsidiary divestiture, decrease in wireless subscribers from cyber security incident, and implementation of customer appreciation package. | &nbsp;&nbsp;&nbsp;&nbsp; • Decline in sales and profits due to subsidiary divestiture, decrease in wireless subscribers from cyber security incident, and implementation of customer appreciation package. | &nbsp;&nbsp;&nbsp;&nbsp; • Decline in sales and profits due to subsidiary divestiture, decrease in wireless subscribers from cyber security incident, and implementation of customer appreciation package. |
| &nbsp;&nbsp;&nbsp;**5. Date of the resolution by the Board of Directors** | February 5, 2025 | February 5, 2025 | February 5, 2025 | February 5, 2025 |
| &nbsp;&nbsp;&nbsp;&nbsp; **•**<br>**Attendance of external directors**<br>| Present: 5<br> Absent : 0 | Present: 5<br> Absent : 0 | Present: 5<br> Absent : 0 | Present: 5<br> Absent : 0 |
| &nbsp;&nbsp;&nbsp;&nbsp; **•**<br>**Attendance of audit committee member that is not an external director**<br>|  |  |  |  |
| &nbsp;&nbsp;&nbsp;**6. Other important matters relating to an investment decision** | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; • The preliminary results set forth in this report have been prepared on a consolidated basis in accordance with International Financial Reporting Standards as adopted in Korea.<br>• The preliminary results set forth in this report may be subject to change based on the results of the audit by the Company's external auditor and the approval at the general shareholders' meeting. | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; • The preliminary results set forth in this report have been prepared on a consolidated basis in accordance with International Financial Reporting Standards as adopted in Korea.<br>• The preliminary results set forth in this report may be subject to change based on the results of the audit by the Company's external auditor and the approval at the general shareholders' meeting. | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; • The preliminary results set forth in this report have been prepared on a consolidated basis in accordance with International Financial Reporting Standards as adopted in Korea.<br>• The preliminary results set forth in this report may be subject to change based on the results of the audit by the Company's external auditor and the approval at the general shareholders' meeting. | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; • The preliminary results set forth in this report have been prepared on a consolidated basis in accordance with International Financial Reporting Standards as adopted in Korea.<br>• The preliminary results set forth in this report may be subject to change based on the results of the audit by the Company's external auditor and the approval at the general shareholders' meeting. |

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| | | | |
|:---|:---|:---|:---|
| &nbsp;&nbsp;&nbsp;**Additional Disclosure** | &nbsp;&nbsp;&nbsp;**Additional Disclosure** | &nbsp;&nbsp;&nbsp;**Additional Disclosure** | &nbsp;&nbsp;&nbsp;**Additional Disclosure** |
|  | **Basis** | **Current Fiscal Year** | **Previous Fiscal Year** |
| &nbsp;&nbsp;&nbsp;**Equity attributable to the owners of the parent company (in thousands of Won)** | **Consolidated** | 12863103161 | 11698628020 |
| &nbsp;&nbsp;&nbsp; **Capital impairment ratio (%) = [(Capital stock - total shareholders' equity˚) / capital stock] × 100 (˚ excluding non-controlling shareholders' equity)** | **Consolidated** |  |  |
| &nbsp;&nbsp;&nbsp;**Operating Revenue (in thousands of Won)** | **Separate** | 12051067840 | 12774059826 |

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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/ Taehee Kim |
| *(Signature)* | *(Signature)* |
| Name: | Taehee Kim |
| Title: | Vice President |

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Date: February 5, 2026