KT Communication Services

KT Corporation

$17.69+1.90%

Price as of close on Nov 3, 2026 · Financials updated Oct 1, 2026

Basics

Sector: Communication Services
Industry: Telecom Services
Country: South Korea
Market cap: 8.4B USD
Enterprise value: 23.1B USD
Full-time employees: 13,886

Overall health

Strength: growing faster than most peersgrowing faster than peers
About average: profitability and risk (debt, liquidity and share-price swings)profitability and risk

Ranks #136 of 454 communication services companies (top 30%)

See how it ranks against its peers

Worth knowing

Operating margin at a 6-year high. 8.9% in 2025, the best of the last 6 years.
KT kept 8.9% of revenue as operating profit in 2025, its highest in the 6 years of filings we have.
Valuation signals disagree. Cheaper than 86% of peers on operating cash profit (EBITDA), but only 43% on free cash flow.Cheaper than 86% of peers on operating cash profit, but only 43% on free cash flow.
Relative to its operating cash profit (EBITDA), KT looks cheaper than 86% of peers; relative to its free cash flow, cheaper than only 43%. The valuation score blends the two, so look at which measure fits this business best.Relative to its operating cash profit, KT looks cheaper than 86% of peers; relative to its free cash flow, cheaper than only 43%. The valuation score blends the two, so look at which measure fits this business best.
Financials may be out of date. Latest financial period ended 10 months ago.
The latest financial period we have ended 10 months ago, so the scores may not reflect recent results.

StockQuotient Score

61/ 100▼ 1 since Oct 27 close

Oct 5 60 → Nov 4 61 (+1)

Valuation

Is the price right?

80/100

Strong

3/3 inputs reported · High confidence

Since last year: No major changeValuation also moves with the share price every day.

Why

Stronger than most peers on:

▲ EBITDA yield
▲ Earnings yield

Compare with peers

Behind the score

Sector-normalized EBITDA, earnings, and free cash flow yields.

Earnings yield7.7%

SEC filings (IFRS mapped) · 12 months to Dec 2025 · KRW→USD at the current rateReported value30% base weight · Z-score 1.61Sector median: 0.0294 · MAD: 0.0294

EBITDA yield21.4%

SEC filings (IFRS mapped) · 12 months to Dec 2025 · KRW→USD at the current rateReported value50% base weight · Z-score 1.98Sector median: 0.0857 · MAD: 0.0649

Free cash flow yield6.0%

SEC filings (IFRS mapped) · 12 months to Dec 2025 · KRW→USD at the current rate · operating cash flow − capital spendingReported value20% base weight · Z-score -0.23Sector median: 0.0740 · MAD: 0.0593

Other data (not scored)

Book yield78.6%

SEC filings (IFRS mapped) · latest balance sheet · KRW→USD at the current rateReported valueInformational · 0% composite weightSector median: 0.4780 · MAD: 0.3375

Growth

Is it growing?

73/100

Moderate

3/3 inputs reported · High confidence

Since last year: ▲ Stronger

12-month revenue up 7.1%

Why

Stronger than most peers on:

▲ EPS growth
▲ Revenue growth

Compare with peers

Behind the score

Revenue and earnings-per-share growth over one year, and revenue growth over three years.

Earnings per share growth90.6%

SEC filings (IFRS mapped) · 12 months to Dec 2025Reported value33% base weight · Z-score 2.62Sector median: 0.0878 · MAD: 0.3126

3-year revenue growth3.3%

SEC filings (IFRS mapped) · 3 years to Dec 2025Reported value33% base weight · Z-score 0.04Sector median: 0.0303 · MAD: 0.0683

Revenue growth7.1%

SEC filings (IFRS mapped) · 12 months to Dec 2025Reported value33% base weight · Z-score 0.57Sector median: 0.0299 · MAD: 0.0720

Profitability

Does it earn well?

54/100

Moderate

3/3 inputs reported · High confidence

Since last year: ▲ Stronger

Operating margin rose 6.5 points to 8.9%

Why

Helped by:

▲ ROA

Compare with peers

Behind the score

Return on invested capital, operating margin, and return on assets.

Operating margin8.9%

SEC filings (IFRS mapped) · 12 months to Dec 2025Reported value33% base weight · Z-score 0.10Sector median: 0.0818 · MAD: 0.0789

Return on assets4.0%

SEC filings (IFRS mapped) · 12 months to Dec 2025Reported value33% base weight · Z-score 0.40Sector median: 0.0272 · MAD: 0.0318

Return on invested capital8.0%

SEC filings (IFRS mapped) · 12 months to Dec 2025Reported value33% base weight · Z-score 0.29Sector median: 0.0598 · MAD: 0.0706

Other data (not scored)

Gross margin100.0%

Yahoo Finance fallback · SEC figure unavailable or out of date · trailing 12 monthsOutlier capped at sector 5th/95th percentileInformational · 0% composite weightSector median: 0.4656 · MAD: 0.1827

Return on equity9.8%

SEC filings (IFRS mapped) · 12 months to Dec 2025Reported valueInformational · 0% composite weightSector median: 0.0529 · MAD: 0.1007

Risk

Debt, liquidity, price swings

Moderate

Moderate relative risk

2/3 inputs reported · Partial data

Since last year: No major change

Why

Close to the peer norm on every measure.

Compare with peers

Behind the score

Relative to sector peers: 0 = lower relative risk · 1 = moderate · 2 = higher. Based on leverage, beta and liquidity.

BetaUnavailable

Missing · left out of the score · no sector data, so not countedNot counted · remaining weights rescaledSector median: 0.6525 · MAD: 0.2880

Current ratio1.19×

SEC filings (IFRS mapped) · latest balance sheetReported value33% base weight · Z-score -0.28Sector median: 1.3848 · MAD: 0.6948

Debt / equity0.61×

SEC filings (IFRS mapped) · latest balance sheetReported value33% base weight · Z-score -0.73Sector median: 0.3697 · MAD: 0.3335

Valuation, growth and profitability scores: higher is better. Risk: 0 is lower, 2 is higher. Risk is a relative proxy, not a bankruptcy probability. Scores depend on available sector peers.

Questions investors ask about KT

Is KT getting weaker?: Its latest SEC filing (Apr 29, 2026) got stronger: operating margin rose 6.5 points to 8.9%. Its overall score is 61/100, down 1 since Oct 28, 2026.
How is KT valued vs its peers?: Priced lower than most peers relative to what it earns. Valuation scores 80/100 against 512 communication services peers. EBITDA yield 21.4% vs a peer median of 8.6% (stronger than 86% of peers).EBITDA yield 21.4% vs peers 8.6% (stronger than 86% of peers).
Is KT growing?: Yes, faster than most of its peers. Growth scores 73/100 against 512 communication services peers. Earnings per share growth 90.6% vs a peer median of 8.8% (stronger than 83% of peers).Earnings per share growth 90.6% vs peers 8.8% (stronger than 83% of peers).
How profitable is KT?: About as profitable as its peers. Profitability scores 54/100 against 512 communication services peers. Return on assets 4.0% vs a peer median of 2.7% (stronger than 62% of peers).Return on assets 4.0% vs peers 2.7% (stronger than 62% of peers).
How risky is KT?: Moderate risk relative to 512 communication services peers, judged on debt, liquidity and share-price swings. A relative measure, not a bankruptcy probability.

Latest filing: what changed

Year ended Dec 31, 2025 · filed Apr 29, 2026 · compared with the year ended Dec 31, 2024

Got stronger

Operating margin rose 6.5 points to 8.9%

	Previous year	Latest year	Change
Revenue (12 months)	26.38T KRW	28.25T KRW	+7.1%
Net income (12 months)	459.9B KRW	1.72T KRW	+273.8%
Operating margin	2.4%	8.9%	+6.5 pts
Free cash flow (12 months)	2.16T KRW	1.35T KRW	−37.6%
Debt	10.52T KRW	10.79T KRW	+2.5%
Cash	3.72T KRW	3.51T KRW	−5.6%

From the company’s own SEC filings, as filed. Twelve-month figures roll forward one year at a time.

Financials

Fiscal years from SEC annual filings · change vs the prior year · amounts in KRW, as reported

Key ratios	FY 2021	FY 2022	FY 2023	FY 2024	FY 2025	Change
Operating margin	6.8%	7.7%	5.4%	2.4%	8.9%	▲ 6.5 pts
Net margin	5.4%	4.9%	3.8%	1.7%	6.1%	▲ 4.3 pts
Return on assets (ROA)	3.7%	3.1%	2.3%	1.1%	4.0%	▲ 2.9 pts
Return on equity (ROE)	9.1%	7.6%	5.9%	2.8%	9.8%	▲ 6.9 pts
Free cash flow margin	8.3%	0.6%	6.9%	8.2%	4.8%	▼ 3.4 pts
Current ratio	1.18×	1.19×	1.10×	1.02×	1.19×	▲ 16%
Quick ratio	1.13×	1.12×	1.03×	0.95×	1.15×	▲ 21%
Debt to equity	0.56×	0.60×	0.61×	0.65×	0.61×	▼ 5.8%
Interest coverage	6.45×	6.70×	4.01×	1.71×	6.91×	▲ 304%

KT price history

Price history is added with the daily price update and will appear after the next one.

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Bringing the fundamentals into focus…

Worth knowing

Operating margin at a 6-year high. 8.9% in 2025, the best of the last 6 years.

KT kept 8.9% of revenue as operating profit in 2025, its highest in the 6 years of filings we have.

Valuation signals disagree. Cheaper than 86% of peers on operating cash profit (EBITDA), but only 43% on free cash flow.Cheaper than 86% of peers on operating cash profit, but only 43% on free cash flow.

Relative to its operating cash profit (EBITDA), KT looks cheaper than 86% of peers; relative to its free cash flow, cheaper than only 43%. The valuation score blends the two, so look at which measure fits this business best.Relative to its operating cash profit, KT looks cheaper than 86% of peers; relative to its free cash flow, cheaper than only 43%. The valuation score blends the two, so look at which measure fits this business best.

Financials may be out of date. Latest financial period ended 10 months ago.

The latest financial period we have ended 10 months ago, so the scores may not reflect recent results.

Questions investors ask about KT

Is KT getting weaker?

Its latest SEC filing (Apr 29, 2026) got stronger: operating margin rose 6.5 points to 8.9%. Its overall score is 61/100, down 1 since Oct 28, 2026.

How is KT valued vs its peers?

Priced lower than most peers relative to what it earns. Valuation scores 80/100 against 512 communication services peers. EBITDA yield 21.4% vs a peer median of 8.6% (stronger than 86% of peers).EBITDA yield 21.4% vs peers 8.6% (stronger than 86% of peers).

Is KT growing?

Yes, faster than most of its peers. Growth scores 73/100 against 512 communication services peers. Earnings per share growth 90.6% vs a peer median of 8.8% (stronger than 83% of peers).Earnings per share growth 90.6% vs peers 8.8% (stronger than 83% of peers).

How profitable is KT?

About as profitable as its peers. Profitability scores 54/100 against 512 communication services peers. Return on assets 4.0% vs a peer median of 2.7% (stronger than 62% of peers).Return on assets 4.0% vs peers 2.7% (stronger than 62% of peers).

How risky is KT?

Moderate risk relative to 512 communication services peers, judged on debt, liquidity and share-price swings. A relative measure, not a bankruptcy probability.

Previous year

Latest year

Change

Revenue (12 months)

26.38T KRW

28.25T KRW

+7.1%

Net income (12 months)

459.9B KRW

1.72T KRW

+273.8%

Operating margin

2.4%

8.9%

+6.5 pts

Free cash flow (12 months)

2.16T KRW

1.35T KRW

−37.6%

Debt

10.52T KRW

10.79T KRW

+2.5%

Cash

3.72T KRW

3.51T KRW

−5.6%

Key ratios

FY 2021

FY 2022

FY 2023

FY 2024

FY 2025

Change

Operating margin

6.8%

7.7%

5.4%

2.4%

8.9%

▲ 6.5 pts

Net margin

5.4%

4.9%

3.8%

1.7%

6.1%

▲ 4.3 pts

Return on assets (ROA)

3.7%

3.1%

2.3%

1.1%

4.0%

▲ 2.9 pts

Return on equity (ROE)

9.1%

7.6%

5.9%

2.8%

9.8%

▲ 6.9 pts

Free cash flow margin

8.3%

0.6%

6.9%

8.2%

4.8%

▼ 3.4 pts

Current ratio

1.18×

1.19×

1.10×

1.02×

1.19×

▲ 16%

Quick ratio

1.13×

1.12×

1.03×

0.95×

1.15×

▲ 21%

Debt to equity

0.56×

0.60×

0.61×

0.65×

0.61×

▼ 5.8%

Interest coverage

6.45×

6.70×

4.01×

1.71×

6.91×

▲ 304%