6-K
SK TELECOM CO LTD (SKM)
UNITED STATES
SECURITIESAND 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 AUGUST 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 ☐
Preliminary Results of Operations
•The preliminary results shown below may differ from the final results.
1. Basis: Consolidated
| Classification<br><br><br>(unit : in 100 millions of Won, %) | Current Period<br>(Second quarter<br>of 2025) | Previous Period<br>(First quarter<br>of 2025) | Changes<br>(%) | Year to Year<br>Comparison<br>(Second quarter<br>of 2024) | Changes<br>(%) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Operating Revenue | Quarterly Results | 43,388 | 44,537 | (2.58 | ) | 44,224 | (1.89 | ) | |||||
| Year-to-date<br><br><br>(“YTD”) Results | 87,925 | 44,537 | — | 88,970 | (1.17 | ) | |||||||
| Operating Income | Quarterly Results | 3,383 | 5,674 | (40.38 | ) | 5,375 | (37.07 | ) | |||||
| YTD Results | 9,056 | 5,674 | — | 10,360 | (12.58 | ) | |||||||
| Profit from Continuing Operations Before Income Tax | Quarterly Results | 2,404 | 5,079 | (52.67 | ) | 4,782 | (49.73 | ) | |||||
| YTD Results | 7,483 | 5,079 | — | 9,189 | (18.57 | ) | |||||||
| Profit for the Period | Quarterly Results | 832 | 3,616 | (76.98 | ) | 3,502 | (76.23 | ) | |||||
| YTD Results | 4,448 | 3,616 | — | 7,121 | (37.54 | ) | |||||||
| Attributable To: Controlling Interests | Quarterly Results | 896 | 3,644 | (75.40 | ) | 3,374 | (73.43 | ) | |||||
| YTD Results | 4,541 | 3,644 | — | 6,904 | (34.23 | ) |
2. Basis: Separate
| Classification<br><br><br>(unit : in 100 millions of Won, %) | Current Period<br>(Second quarter<br>of 2025) | Previous Period<br>(First quarter<br>of 2025) | Changes<br>(%) | Year to Year<br>Comparison<br>(Second quarter<br>of 2024) | Changes<br>(%) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Operating Revenue | Quarterly Results | 31,351 | 31,675 | (1.02 | ) | 31,915 | (1.77 | ) | |||||
| YTD Results | 63,026 | 31,675 | — | 63,802 | (1.22 | ) | |||||||
| Operating Income | Quarterly Results | 2,509 | 4,824 | (47.99 | ) | 4,504 | (44.30 | ) | |||||
| YTD Results | 7,333 | 4,824 | — | 8,868 | (17.32 | ) | |||||||
| Profit Before Income Tax | Quarterly Results | 1,950 | 6,010 | (67.55 | ) | 3,859 | (49.46 | ) | |||||
| YTD Results | 7,960 | 6,010 | — | 9,525 | (16.43 | ) | |||||||
| Profit for the Period | Quarterly Results | 369 | 4,746 | (92.23 | ) | 2,803 | (86.84 | ) | |||||
| YTD Results | 5,115 | 4,746 | — | 7,724 | (33.78 | ) | |||||||
| 3. Source of Data | Data Provider | IR, SK Telecom | |||||||||||
| --- | --- | --- | |||||||||||
| Provided for | Analysts and Investors | ||||||||||||
| Date of Provision | August 6, 2025 / 2:00 p.m. (Seoul time) | ||||||||||||
| Location | 2025 2Q Earnings Results Conference Call | ||||||||||||
| Organizing Team | IR, SK Telecom<br> <br>(+82-2-6100-2114) | ||||||||||||
| 4. Other Important Matters Relating to an Investment Decision | - The preliminary results set forth in this report have been<br>prepared on a consolidated basis and separate basis in accordance with International Financial Reporting Standards as adopted in Korea and may be subject to change based on the results of the audit by the Company’s external auditor.<br><br><br><br> <br>- For further relevant<br>materials, please refer to the Company’s IR website at:<br> <br><br><br><br>https://www.sktelecom.com/en/investor/lib/announce.do |
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.
| SK TELECOM CO., LTD. |
|---|
| (Registrant) |
| By: /s/ Hee Jun Chung |
| (Signature) |
| Name: Hee Jun Chung |
| Title: Vice President |
Date: August 6, 2025