KT : 1Q 2024 NDR

KT 1Q24 Earnings Release

Disclaimer

This presentation has been prepared by KT Corp.(the "Company") in accordance with K-IFRS. This

presentation contains forward-looking statements, which are subject to risks, uncertainties, and assumptions. This presentation is being presented solely for your information and is subject to change without notice. No presentation or warranty, expressed or implied, is made and no reliance should be placed on the accuracy, actuality, fairness, or completeness of the information presented.

If you have any questions related to this material, please contact the IR department.

Tel: [phone]

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Contents

1 1Q24 Highlights

2 Business Overview

3 Appendix

1-1 1Q24 Highlights

• Continued rev. growth centered on KT and core subsidiaries
• • 1Q24 Rev. KRW 6.65tr. (YoY 3.3%)
• Increased OP contribution of subsidiaries (esp. finance, data center, real-estate)
• • 1Q24 OP contribution recorded KRW 0.11tr. (YoY 15.0%)

				(Unit: KRW bn)
Consolidated	1Q23	4Q23	1Q24	QoQ	YoY
Operating Rev.	6,443.7	6,687.6	6,654.6	-0.5%	3.3%
Operating Exp.	5,957.6	6,422.0	6,148.1	-4.3%	3.2%
Operating	486.1	265.6	506.5	90.7%	4.2%
Income
Net Income	309.6	-41.7	393.0	Turn Black	26.9%
EBITDA	1,415.5	1,279.2	1,480.2	15.7%	4.6%

• Service rev. exceeds KRW 4tr. due to well-balanced growth of B2C/B2B businesses
• • 1Q24 service rev. KRW 4.04tr. (YoY 2.2%)
• Enhanced OP growth through improving business structure & cost efficiency
• • 1Q24 operating profit KRW 0.39tr. (YoY 1.5%)

				(Unit: KRW bn)
Separate	1Q23	4Q23	1Q24	QoQ	YoY
Operating Rev.	4,619.0	4,592.0	4,694.8	2.2%	1.6%
Operating Exp.	4,230.9	4,395.7	4,301.0	-2.2%	1.7%
Operating	388.1	196.3	393.8	100.6%	1.5%
Income
Net Income	319.9	97.8	354.1	262.0%	10.7%
EBITDA	1,167.4	1,031.5	1,199.1	16.3%	2.7%

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1-2 Shareholder Return

KT determined first quarterly dividend at W500 and additional cancellation of 2%p of held treasury shares(worth of KRW178.9bn)

First quarterly dividend determined

at W500 per share for 1Q24

1,960

500

2023 1Q24 2Q24E 3Q24E 4Q24E '24년E

To cancel 2%p of total 4.41%

held treasury shares

Cancellation of

4.41%	2%p held treasury
shares
	(W178.9bn /
	5.14mn shares)

※ Total issued shares: 257,164,985(As of '24.04) 5

1-3 Management Strategy

Transform to 'AICT Company'

Strengthen core competitiveness

of CT business

by integrating AI & IT

Enhancing capabilities in

AX(AI driven DX)

Explore new businesses

based on AI

(AI+IT SW+Data+Cloud)

Operating Innovation

based on IT

Innovate platform based on

AI & Take advantage of

group synergy

Improving management

system

※ AX Capabilities : ① Capabilities related to installment of App. based in AI+Cloud+IT+Data ② Total MSP ③ Innovation of existing businesses

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Contents

1 1Q24 Highlights

2 Business Overview

3 Appendix

K-IFRS / Separate

2-1 KT - Wireless

Wireless service revenue up +1.9% YoY with increased 5G penetration and roaming revenue

Aim to expand 5G customer base and increase online channels share with the launch of 5G mid/low-pricing & direct plans ('24.1.19)

(Unit: KRW bn.)

			(Unit: KRW)		34,302	34,461
	1,634.4	1,646.4	1,649.8	33,948
1,618.6	1,623.3	33,771	33,838

64.1% 66.8% 69.2% 71.9% 73.9%

1Q23	2Q23	3Q23	4Q23	1Q24	1Q23	2Q23	3Q23	4Q23	1Q24	8
		* (5G Handset Subs.) / (MNO Handset Subs.)

K-IFRS / Separate

2-2 KT - Fixed Line

Broadband revenue +2.1% YoY, Media revenue +2.3% YoY led by increasing premium subscribers

(Unit: KRW bn.)

(Unit: KRW bn.)

607.9 612.4 619.4 620.3 620.8

1Q23 2Q23 3Q23 4Q23 1Q24

(Unit: Thousands)

1Q23 2Q23 3Q23 4Q23 1Q24 YoY

Total 9,774 9,812 9,810 9,827 9,862 0.9%

GiGA %* 67.3% 67.6% 68.0% 68.3% 68.5% 1.2%p

506.9	518.0	524.4	507.8	518.6

1Q23 2Q23 3Q23 4Q23 1Q24

(Unit: Thousands)

1Q23 2Q23 3Q23 4Q23 1Q24 YoY

Total 9,451 9,470 9,430 9,409 9,418 -0.4%

15K↑ %* 29.0% 29.8% 30.7% 31.6% 31.6% 2.6%p

* (Cumulative GiGA Subs.) / (Total Broadband Subs.)

* (Cumulative 15K ↑ Subs.) / (Total IPTV Mass Subs.)

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K-IFRS / Separate

2-3 KT - B2B Services

Rev. up 5.0% YoY with robust demand for telco services and ongoing progress in AICC, IoT, etc.

Streamline low-margin businesses and promote growth potentials of Major Growth Drivers through capabilities in AX(AI driven DX)

(Unit: KRW bn.)

(Unit: KRW bn.)

852.2	891.2	903.8	895.0
		813.1

1Q23 2Q23 3Q23 4Q23 1Q24

1Q24 323.5

4Q23			318.1
1Q23			320.0
Rev. of 5 Major Growth Drivers	(Unit: KRW bn.)
1Q24
	92.8
4Q23	73.7
1Q23	88.5

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