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SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

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Form 6-K

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REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16 OF

THE SECURITIES EXCHANGE ACT OF 1934

For the month of July 2026

Commission File Number 1-14926

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KT Corporation

(Translation of registrant's name into English)

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90, Buljeong-ro,

Bundang-gu, Seongnam-si,

Gyeonggi-do,

Korea

(Address of principal executive offices)

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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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Decision to Acquire Treasury Shares

1. Estimated number of shares to be acquired						3,532
2. Estimated total amount of acquisition (KRW)						186,136,400
3. Period of acquisition						From July 15, 2026 to October 14, 2026
4. Expected holding period						-
5. Purpose of acquisition						Recovery of previously granted long-term incentive shares
6. Method of acquisition						Over-the-counter acquisition
7. Intermediary agent						-
8. Number of treasury shares before acquisition						13,889,877(5.51% of total outstanding shares)
9. Date of resolution						July 14, 2026
–Attendance of outside directors			Present(No.)			6
			Absent(No.)			1
10. Limit of share purchase per day (shares)						105,332
11. Additional Details Relevant to Investment Consideration						–Item 2 above is calculated based on the closing market price on the trading day immediately preceding the date of the board resolution. However, as this matter relates to the cancellation of stock-based compensation, no actual cash expenditure will be incurred. –The Company’s Audit Committee is composed entirely of outside directors. –Item 10 above is calculated in accordance with Article 5-5(1)2 of the Regulations on Issuance and Disclosure of Securities, as follows: Calculation Method: The lesser of (i) the greater of ① and ② below and (ii) ③ below. ① 10% of the number of shares scheduled for acquisition: 353 common shares ② 25% of the average daily trading volume during the one-month period immediately preceding the date of the board resolution: 105,332 common shares ③ 1% of the total number of issued shares: 2,520,216 common shares (rounded down to the nearest whole share)

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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.

			Dated: July 14, 2026
			KT Corporation
			By:			/s/ Sun Wook Kim
			Name: Sun Wook Kim
			Title: IRO
			By:			/s/ Sanghyun Cho
			Name: Sanghyun Cho
			Title: IR Team Leader