Sejong Telecom, Inc.

KOSDAQ:A036630 Stock Report

Market Cap: ₩96.9b

Sejong Telecom Past Earnings Performance

Past criteria checks 1/6

Sejong Telecom's earnings have been declining at an average annual rate of -39.4%, while the Telecom industry saw earnings growing at 0.6% annually. Revenues have been growing at an average rate of 3.6% per year. Sejong Telecom's return on equity is 4.6%, and it has net margins of 2.8%.

Key information

-39.45%

Earnings growth rate

-44.20%

EPS growth rate

Telecom Industry Growth14.18%
Revenue growth rate3.59%
Return on equity4.63%
Net Margin2.85%
Last Earnings Update31 Dec 2025

Recent past performance updates

Analysis Article • Mar 27

Sejong Telecom's (KOSDAQ:036630) Profits May Not Reveal Underlying Issues

Sejong Telecom, Inc. ( KOSDAQ:036630 ) just released a solid earnings report, and the stock displayed some strength...
Analysis Article • Mar 28

Statutory Earnings May Not Be The Best Way To Understand Sejong Telecom's (KOSDAQ:036630) True Position

Despite posting strong earnings, Sejong Telecom, Inc.'s ( KOSDAQ:036630 ) stock didn't move much over the last week. We...
Analysis Article • Nov 29

We Think Sejong Telecom's (KOSDAQ:036630) Statutory Profit Might Understate Its Earnings Potential

It might be old fashioned, but we really like to invest in companies that make a profit, each and every year. However...

Recent updates

Analysis Article • Mar 27

Sejong Telecom's (KOSDAQ:036630) Profits May Not Reveal Underlying Issues

Sejong Telecom, Inc. ( KOSDAQ:036630 ) just released a solid earnings report, and the stock displayed some strength...
Analysis Article • Jan 09

Sejong Telecom, Inc.'s (KOSDAQ:036630) 28% Dip Still Leaving Some Shareholders Feeling Restless Over Its P/SRatio

Sejong Telecom, Inc. ( KOSDAQ:036630 ) shareholders won't be pleased to see that the share price has had a very rough...
Analysis Article • Dec 18

Does Sejong Telecom (KOSDAQ:036630) Have A Healthy Balance Sheet?

Howard Marks put it nicely when he said that, rather than worrying about share price volatility, 'The possibility of...
Analysis Article • Nov 12

Sejong Telecom, Inc. (KOSDAQ:036630) May Have Run Too Fast Too Soon With Recent 26% Price Plummet

Sejong Telecom, Inc. ( KOSDAQ:036630 ) shareholders that were waiting for something to happen have been dealt a blow...
Analysis Article • Jul 14

Is Sejong Telecom (KOSDAQ:036630) Using Debt Sensibly?

Legendary fund manager Li Lu (who Charlie Munger backed) once said, 'The biggest investment risk is not the volatility...
Analysis Article • May 30

Sejong Telecom, Inc.'s (KOSDAQ:036630) P/S Is Still On The Mark Following 81% Share Price Bounce

Sejong Telecom, Inc. ( KOSDAQ:036630 ) shares have had a really impressive month, gaining 81% after a shaky period...
Analysis Article • Apr 04

It's Down 48% But Sejong Telecom, Inc. (KOSDAQ:036630) Could Be Riskier Than It Looks

The Sejong Telecom, Inc. ( KOSDAQ:036630 ) share price has fared very poorly over the last month, falling by a...
Analysis Article • Mar 28

Statutory Earnings May Not Be The Best Way To Understand Sejong Telecom's (KOSDAQ:036630) True Position

Despite posting strong earnings, Sejong Telecom, Inc.'s ( KOSDAQ:036630 ) stock didn't move much over the last week. We...
Analysis Article • Apr 15

These 4 Measures Indicate That Sejong Telecom (KOSDAQ:036630) Is Using Debt Safely

Some say volatility, rather than debt, is the best way to think about risk as an investor, but Warren Buffett famously...
Analysis Article • Mar 20

Estimating The Intrinsic Value Of Sejong Telecom, Inc. (KOSDAQ:036630)

How far off is Sejong Telecom, Inc. ( KOSDAQ:036630 ) from its intrinsic value? Using the most recent financial data...
Analysis Article • Feb 07

Investors Who Bought Sejong Telecom (KOSDAQ:036630) Shares A Year Ago Are Now Up 60%

These days it's easy to simply buy an index fund, and your returns should (roughly) match the market. But you can...
Analysis Article • Jan 03

Does Sejong Telecom (KOSDAQ:036630) Have A Healthy Balance Sheet?

The external fund manager backed by Berkshire Hathaway's Charlie Munger, Li Lu, makes no bones about it when he says...
Analysis Article • Nov 29

We Think Sejong Telecom's (KOSDAQ:036630) Statutory Profit Might Understate Its Earnings Potential

It might be old fashioned, but we really like to invest in companies that make a profit, each and every year. However...

Revenue & Expenses Breakdown

How Sejong Telecom makes and spends money. Based on latest reported earnings, on an LTM basis.

Earnings and Revenue History

KOSDAQ:A036630 Revenue, expenses and earnings (KRW Millions)
DateRevenueEarningsG+A ExpensesR&D Expenses
31 Dec 25284,1958,097162,2020
30 Sep 25310,243-7,495171,2080
30 Jun 25329,194-22,177175,8410
31 Mar 25357,373-49,268179,9030
31 Dec 24371,391-33,503185,4310
30 Sep 24375,525-9,506182,1920
30 Jun 24372,3609,424178,2080
31 Mar 24356,27641,721172,4010
31 Dec 23339,30143,426167,7630
30 Sep 23309,98422,988163,8190
30 Jun 23302,4537,892160,8410
31 Mar 23310,560-19,408162,8710
31 Dec 22324,268-38,897162,4310
30 Sep 22338,910-40,577162,9560
30 Jun 22329,980-18,096165,4170
31 Mar 22312,560-1,792163,6870
31 Dec 21295,68330,188159,6760
30 Sep 21282,46170,402155,5370
30 Jun 21281,61277,335155,2620
31 Mar 21282,49277,621153,3510
31 Dec 20279,41915,999153,7370
30 Sep 20283,3281,370156,4650
30 Jun 20280,462-14,096155,6130
31 Mar 20272,645-29,386155,2930
31 Dec 19269,2912,028153,9300
30 Sep 19251,100-8,041153,2000
30 Jun 19244,800-6,673150,2180
31 Mar 19231,392-1,694148,3750
31 Dec 18211,222-668154,3090
30 Sep 18196,654425151,1310
30 Jun 18175,9821,759149,4350
31 Mar 18166,8203,179146,2730
31 Dec 17161,1412,872138,0340
30 Sep 17163,8023,613137,7420
30 Jun 17167,6461,619143,1520
31 Mar 17173,402-1,851149,5420
31 Dec 16184,113-1,772152,6820
30 Sep 16186,623-1,354153,8060
30 Jun 16186,867-1,550145,3090
31 Mar 16185,156-1,655142,1750
31 Dec 15157,829-4,889133,6610
30 Sep 15134,846-6,298119,8630
30 Jun 15115,627-4,313108,4360

Quality Earnings: A036630 has a large one-off gain of ₩33.2B impacting its last 12 months of financial results to 31st December, 2025.

Growing Profit Margin: A036630 became profitable in the past.

Free Cash Flow vs Earnings Analysis

Past Earnings Growth Analysis

Earnings Trend: A036630's earnings have declined by 39.4% per year over the past 5 years.

Accelerating Growth: A036630 has become profitable in the last year, making the earnings growth rate difficult to compare to its 5-year average.

Earnings vs Industry: A036630 has become profitable in the last year, making it difficult to compare its past year earnings growth to the Telecom industry (9.7%).

Return on Equity

High ROE: A036630's Return on Equity (4.6%) is considered low.

Return on Assets

Return on Capital Employed

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Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2026/05/21 08:35
End of Day Share Price 2026/05/21 00:00
Earnings2025/12/31
Annual Earnings2025/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Sejong Telecom, Inc. is covered by 0 analysts. 0 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.