SK Telecom Co., Ltd. reported its preliminary fourth-quarter 2023 results on February 5, 2024, showing a quarterly operating revenue of 45,273 million Won, up 2.83% from the previous quarter, and a profit for the period of 1,874 million Won, down 39.19%. This event is categorized under 'Quarterly Earnings Reports' and is significant for investors, reflecting a negative sentiment due to the decline in profit.