| 1. Contract amount(KRW) | 250,000,000,000 | |||||||
| 2. Contract period | March 10, 2026 ~ September 9, 2026 | |||||||
| 3. Purpose of contract | Implementation of ' KT Corporate Value-Up Plan” (Share buyback and cancellation of all shares acquired) | |||||||
| 4. Trust contract agent | NH INVESTMENT & SECURITIES CO.,LTD | |||||||
| 5. Scheduled contract date | March 10, 2026 | |||||||
| 6. Number of treasury shares before contract | 10,925,239 (4.34% of total shares) | |||||||
| 7. Date of resolution by the BoD | February 10, 2026 | |||||||
| -Attendance of outside directors | Present (No.) | 7 | ||||||
| Absent (No.) | 0 | |||||||
| 8. Entrusted Investment Broker | NH INVESTMENT & SECURITIES CO.,LTD | |||||||
| 9. Expected number of shares to be acquired | 4,215,851 | |||||||
| 10. Price of Shares to be Acquired (KRW) | 59,300 | |||||||
| 11. Expected Holding Period After Acquisition | Acquired treasury shares will be canceled after the termination of the trust contract | |||||||
| 12. Additional Details Relevant to Investment Consideration | ||||||||
–In accordance with the 'KT Corporate Value-Up Plan', the company plans to purchase treasury shares worth 250 billion KRW and cancel all acquired shares to enhance corporate value. Please refer to the 'Corporate Value-Up Plan' disclosed on November 11, 2025, for more details. –The 'Contract amount (KRW)' mentioned above is based on the amount resolved by the Board of Directors on this day. –Item 9 above is calculated based on Item 1 and Item 10, and is subject to change depending on future share price fluctuations. –Item 10 above is based on the closing price of the day before the board resolution(February 9, 2026: 59,300 KRW) and is subject to change depending on future share price fluctuations. –Regarding Item 11, the shares are expected to be canceled after the termination of the trust contract. However, if the foreign ownership limit (49%) under Article 8 of the Telecommunications Business Act is exhausted at that time, the shares acquired through this board resolution will be canceled at the earliest possible time. | ||||||||
| Dated: February 10, 2026 | ||||||||
| KT Corporation | ||||||||
| By: | /s/ Jaegil Choi | |||||||
| Name: Jaegil Choi | ||||||||
| Title: IRO | ||||||||
| By: | /s/ Okdong Yoo | |||||||
| Name: Okdong Yoo | ||||||||
| Title: IR Team Leader | ||||||||