KTNYSETelephone Communications (No Radiotelephone)Fiscal year ends December 31
KT CORP
Financials through fiscal 2025, year ended Dec 31, 2025Last filing: 20-F on Apr 29, 2026
$18.78+0.31 (+1.68%)
Close on Oct 19, 2026
KT CORP revenue by segment
By business segment
| Revenue | FY2025 | FY2024 | FY2023 | FY2022 | FY2021 | FY2020 | FY2019 | FY2018 | FY2017 | FY2016 | % of revenue | YoY |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| All other segments [member] | – | – | – | – | – | – | – | – | ₩6.65T | ₩6.31T | – | – |
| Satellite TV [member] | – | – | – | – | – | – | ₩694.64B | ₩690.82B | ₩685.82B | ₩668.95B | – | – |
| Finance | – | – | – | – | – | – | ₩3.56T | ₩3.56T | ₩3.64T | ₩3.58T | – | – |
| Marketing/Customer [member] | – | – | – | – | – | – | – | ₩14.06T | ₩16.24T | ₩16.19T | – | – |
| Others | – | – | – | – | – | – | ₩6.08T | ₩5.37T | ₩5.29T | ₩6.31T | – | – |
| ICT | – | – | – | – | – | – | ₩18.53T | ₩17.72T | ₩17.73T | – | – | – |
| Corporate customer business [member] | – | – | – | – | – | – | – | ₩2.51T | – | – | – | – |
| Operating income | FY2025 | FY2024 | FY2023 | FY2022 | FY2021 | FY2020 | FY2019 | FY2018 | FY2017 | FY2016 | YoY |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ICT | ₩1.46T | ₩432.81B | ₩1.19T | – | – | – | ₩627.25B | ₩933.19B | ₩1.30T | – | +236.7% |
| Others | ₩773.21B | ₩65.57B | ₩97.57B | – | – | – | ₩218.79B | ₩56.29B | ₩177.26B | ₩40.05B | +1079.3% |
| Finance | ₩166.06B | ₩143.23B | ₩91.59B | – | – | – | ₩157.84B | ₩145.46B | ₩205.68B | ₩208.57B | +15.9% |
| Real estate | ₩92.68B | ₩85.33B | ₩73.50B | – | – | – | – | – | – | – | +8.6% |
| Satellite TV | ₩16.45B | -₩107.40B | -₩70.17B | – | – | – | – | – | – | – | -115.3% |
| All other segments [member] | – | – | – | – | – | – | – | – | -₩187.09B | ₩40.05B | – |
| Satellite TV [member] | – | – | – | – | – | – | ₩69.36B | ₩66.74B | ₩75.37B | ₩79.99B | – |
| Marketing/Customer [member] | – | – | – | – | – | – | – | ₩886.52B | ₩1.02T | ₩1.09T | – |
| Corporate customer business [member] | – | – | – | – | – | – | – | ₩208.58B | – | – | – |
By product or service
By region
| Revenue | FY2025 | FY2024 | FY2023 | FY2022 | FY2021 | FY2020 | FY2019 | FY2018 | FY2017 | FY2016 | % of revenue | YoY |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Overseas | – | – | – | – | ₩90.94B | ₩71.92B | ₩67.12B | ₩59.83B | ₩65.23B | ₩94.62B | – | – |
| Domestic | – | – | – | – | ₩25.11T | ₩24.37T | ₩24.83T | ₩23.38T | ₩23.48T | ₩23.07T | – | – |
From the segment and revenue-disaggregation notes of KT's 10-K and 10-Q filings (XBRL). Fourth-quarter figures are the fiscal year less the first nine months. Segment names follow the company's own labels and can change when it reorganizes.