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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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Future Business and Management Plan

※ The information below concerns future plans and is subject to change

1. Future Plan

KT Mid-term Growth Strategy

2. Key Contents and Expected Timeline

Purpose

Transformation into an AX Platform Company

Key Details

Strengthening core telecommunication competitiveness –Establishing a 'Zero Trust' based framework for cybersecurity and IT operations –Enhancing fundamental competitiveness through improvements in customer-perceived network quality and securing future technologies Expansion of AX Infrastructure –Securing 1GW of AI Data Center Capacity over the next 5 years to respond to growing demand for AI –Securing 90 Tbps of submarine cable capacity over the next 5 years to respond to increasing global AI traffic

Implementation Timeline

From

January 1, 2026

To

December 31, 2031

Expected Investment Amount

KRW 4 trillion investment in cybersecurity and IT systems, and KRW 8 trillion investment in network infrastructure over 3 years KRW 6 trillion in AX infrastructure over the next 5 years(KRW 5 trillion for AI Data Center, KRW 1 trillion for submarine cable) ※ The investments amounts set forth above represent the aggregate of capital expenditure, operating expenses and other related costs, and are subject to change depending on market conditions and changes in the company's business environment.

Anticipated Impact

Establishment of AX hub in Asia and mid-term growth

3. Provision of Information

Provider

KT Corporation Public Relations Office

Target Audience

Media correspondents and the public

(Expected) Time and Date of Provision

July 6, 2026, 10:00(KST)

Name of Event(Location)

Press briefing on "Transformation into an AX Platform Company"

4. Point of Contact (Department/Telephone Number)

KT IR / +82-70-4193-4036

5. Other Matters Relating to Investment Decision –The foregoing plan is under review based on current market conditions and is subject to change in light of future market conditions and changes in the Company's business environment –In the event that specific business details are finalized in the future and a related disclosure obligation arises, the Company will make a separate disclosure accordingly –The reason the start date of the aforementioned 'Implementation Timeline' is indicated as January 1, 2026 is that a portion of the investments related to cybersecurity, IT, and network infrastructure had already been executed as of such date

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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 6, 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