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Updated 5h ago
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Seojin System Co.,LtdKOSDAQ:A178320 Stock Report

Market Cap ₩2.3t
Updated 5h ago
Share Price
n/a
1Y52.9%
7D-6.8%
1D-4.6%
Portfolio Value
​
View

Seojin System Co.,Ltd

KOSDAQ:A178320 Stock Report

Market Cap: ₩2.3t

  • Company Overview
    • Valuation
    • Future Growth
    • Past Performance
    • Financial Health
    • Dividend
  • Management
  • Ownership
  • Other Information
  • Stock Community

Seojin SystemLtd (A178320) Stock Overview

Provides telecom equipment, repeaters, mechanical products, and LED and other equipment. More details

A178320 fundamental analysis
Snowflake Score
Valuation4/6
Future Growth6/6
Past Performance0/6
Financial Health2/6
Dividends0/6

Rewards

Trading at 66.9% below our estimate of its fair value

Earnings are forecast to grow 116.3% per year

Analysts in good agreement that stock price will rise by 94.2%

Risk Analysis

Debt is not well covered by operating cash flow

Volatile share price over the past 3 months compared to the KR market


A178320 Community Fair Values

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Current Price
₩34.25k64.3% undervalued intrinsic discount
%/yr
Decrease
Increase
PastFuture-83b4t2016201920222025202620282031Revenue ₩4.2tEarnings ₩459.7b
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Seojin System Co.,Ltd Competitors

Taihan Fiber Optics

Symbol: KOSDAQ:A010170
Market cap: ₩2.5t

Intellian Technologies

Symbol: KOSDAQ:A189300
Market cap: ₩708.3b

Kmw

Symbol: KOSDAQ:A032500
Market cap: ₩767.0b

Lightron Fiber-Optic Devices

Symbol: KOSDAQ:A069540
Market cap: ₩461.5b

Price History & Performance

Summary of share price highs, lows and changes for Seojin SystemLtd
Historical stock prices
Current Share Price₩34,250.00
52 Week High₩83,300.00
52 Week Low₩20,850.00
Beta1.41
1 Month Change-7.56%
3 Month Change-49.26%
1 Year Change52.90%
3 Year Change122.98%
5 Year Change82.18%
Change since IPO266.80%

Recent News & Updates

Recent updates

Analysis Article • Jan 26

Seojin System Co.,Ltd's (KOSDAQ:178320) 31% Share Price Surge Not Quite Adding Up

Seojin System Co.,Ltd ( KOSDAQ:178320 ) shares have had a really impressive month, gaining 31% after a shaky period...
Analysis Article • Jan 06

Does Seojin SystemLtd (KOSDAQ:178320) Have A Healthy Balance Sheet?

Legendary fund manager Li Lu (who Charlie Munger backed) once said, 'The biggest investment risk is not the volatility...
Analysis Article • Oct 28

Revenues Tell The Story For Seojin System Co.,Ltd (KOSDAQ:178320) As Its Stock Soars 33%

The Seojin System Co.,Ltd ( KOSDAQ:178320 ) share price has done very well over the last month, posting an excellent...
Analysis Article • Sep 08

Here's Why Seojin SystemLtd (KOSDAQ:178320) Is Weighed Down By Its Debt Load

Legendary fund manager Li Lu (who Charlie Munger backed) once said, 'The biggest investment risk is not the volatility...
Analysis Article • Aug 15

Investors Still Waiting For A Pull Back In Seojin System Co.,Ltd (KOSDAQ:178320)

KOSDAQ:A178320 1 Year Share Price vs Fair Value Explore Seojin SystemLtd's Fair Values from the Community and select...
Analysis Article • Jul 09

Investors Could Be Concerned With Seojin SystemLtd's (KOSDAQ:178320) Returns On Capital

If you're looking for a multi-bagger, there's a few things to keep an eye out for. In a perfect world, we'd like to see...
Analysis Article • May 08

Does Seojin SystemLtd (KOSDAQ:178320) Have A Healthy Balance Sheet?

Warren Buffett famously said, 'Volatility is far from synonymous with risk.' It's only natural to consider a company's...
Analysis Article • Apr 15

Seojin System Co.,Ltd (KOSDAQ:178320) Might Not Be As Mispriced As It Looks

With a median price-to-sales (or "P/S") ratio of close to 1x in the Communications industry in Korea, you could be...
Analysis Article • Dec 21

Returns At Seojin SystemLtd (KOSDAQ:178320) Appear To Be Weighed Down

What trends should we look for it we want to identify stocks that can multiply in value over the long term? One common...
Analysis Article • Nov 25

Seojin SystemLtd's (KOSDAQ:178320) Earnings Aren't As Good As They Appear

We didn't see Seojin System Co.,Ltd's ( KOSDAQ:178320 ) stock surge when it reported robust earnings recently. We...
Analysis Article • Oct 08

Earnings Tell The Story For Seojin System Co.,Ltd (KOSDAQ:178320) As Its Stock Soars 26%

Seojin System Co.,Ltd ( KOSDAQ:178320 ) shareholders are no doubt pleased to see that the share price has bounced 26...
Analysis Article • Aug 02

Seojin System Co.,Ltd (KOSDAQ:178320) Shares Slammed 26% But Getting In Cheap Might Be Difficult Regardless

Seojin System Co.,Ltd ( KOSDAQ:178320 ) shareholders won't be pleased to see that the share price has had a very rough...
Analysis Article • Jun 10

Seojin SystemLtd (KOSDAQ:178320) Is Reinvesting At Lower Rates Of Return

To find a multi-bagger stock, what are the underlying trends we should look for in a business? One common approach is...
Analysis Article • May 23

Investors Appear Satisfied With Seojin System Co.,Ltd's (KOSDAQ:178320) Prospects As Shares Rocket 31%

Despite an already strong run, Seojin System Co.,Ltd ( KOSDAQ:178320 ) shares have been powering on, with a gain of 31...
Analysis Article • May 21

Seojin SystemLtd's (KOSDAQ:178320) Sluggish Earnings Might Be Just The Beginning Of Its Problems

The market wasn't impressed with the soft earnings from Seojin System Co.,Ltd ( KOSDAQ:178320 ) recently. We did some...
Analysis Article • Mar 29

Seojin System Co.,Ltd (KOSDAQ:178320) Soars 28% But It's A Story Of Risk Vs Reward

Despite an already strong run, Seojin System Co.,Ltd ( KOSDAQ:178320 ) shares have been powering on, with a gain of 28...
Analysis Article • Feb 16

Do Insiders Own Lots Of Shares In Seojin System Co.,Ltd (KOSDAQ:178320)?

If you want to know who really controls Seojin System Co.,Ltd ( KOSDAQ:178320 ), then you'll have to look at the makeup...
Analysis Article • Jan 26

Does Seojin SystemLtd (KOSDAQ:178320) Have A Healthy Balance Sheet?

David Iben put it well when he said, 'Volatility is not a risk we care about. What we care about is avoiding the...
Analysis Article • Jan 05

Returns On Capital At Seojin SystemLtd (KOSDAQ:178320) Paint An Interesting Picture

What are the early trends we should look for to identify a stock that could multiply in value over the long term...
Analysis Article • Dec 15

Should You Buy Seojin System Co., Ltd (KOSDAQ:178320) For Its Dividend?

Is Seojin System Co., Ltd ( KOSDAQ:178320 ) a good dividend stock? How can we tell? Dividend paying companies with...
Analysis Article • Nov 24

Seojin System Co., Ltd's (KOSDAQ:178320) Stock Has Seen Strong Momentum: Does That Call For Deeper Study Of Its Financial Prospects?

Seojin System's (KOSDAQ:178320) stock is up by a considerable 27% over the past month. As most would know...

Shareholder Returns

A178320KR CommunicationsKR Market
7D-6.8%4.2%-4.5%
1Y52.9%57.1%86.4%

Return vs Industry: A178320 underperformed the KR Communications industry which returned 57.1% over the past year.

Return vs Market: A178320 underperformed the KR Market which returned 86.4% over the past year.

Price Volatility

Is A178320's price volatile compared to industry and market?
A178320 volatility
A178320 Average Weekly Movement16.0%
Communications Industry Average Movement11.6%
Market Average Movement8.9%
10% most volatile stocks in KR Market16.3%
10% least volatile stocks in KR Market4.3%

Stable Share Price: A178320's share price has been volatile over the past 3 months compared to the KR market.

Volatility Over Time: A178320's weekly volatility (16%) has been stable over the past year, but is still higher than 75% of KR stocks.

About the Company

FoundedEmployeesCEOWebsite
1996n/aDong-Kyu Jeonwww.seojinsystem.net

Seojin System Co.,Ltd provides telecom equipment, repeaters, mechanical products, and LED and other equipment. The company offers telecommunication equipment, such as RRH, RU, cabinets, enclosures, cases, and sever racks; mobile phone frames; automotive parts; semiconductor equipment; aluminum alloys; cable harness for power, telecom, data, and other cable industries; and LED cases comprising industrial and sport LED cases, and security and street light cases, as well as products for heavy industries. Seojin System Co.,Ltd was founded in 1996 and is headquartered in Bucheon-Si, South Korea.

Seojin System Co.,Ltd Fundamentals Summary

How do Seojin SystemLtd's earnings and revenue compare to its market cap?
A178320 fundamental statistics
Market cap₩2.28t
Earnings (TTM)-₩82.84b
Revenue (TTM)₩1.22t
1.8x
P/S Ratio
-26.3x
P/E Ratio

Is A178320 overvalued?

See Fair Value and valuation analysis

Earnings & Revenue

Key profitability statistics from the latest earnings report (TTM)
A178320 income statement (TTM)
Revenue₩1.22t
Cost of Revenue₩1.15t
Gross Profit₩69.67b
Other Expenses₩152.51b
Earnings-₩82.84b

Last Reported Earnings

Jun 30, 2026

Next Earnings Date

n/a

Earnings per share (EPS)-1.30k
Gross Margin5.73%
Net Profit Margin-6.81%
Debt/Equity Ratio131.9%

How did A178320 perform over the long term?

See historical performance and comparison

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2026/09/17 14:45
End of Day Share Price 2026/09/17 00:00
Earnings2026/06/30
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
  • SEC Form 10-K
  • SEC Form 10-Q
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
  • Analyst Research Reports
  • Blue Matrix
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
  • ICE Market Data
  • SEC Form S-1
Ownership10 years
  • Top shareholders
  • Insider trading
  • SEC Form 4
  • SEC Form 13D
Management10 years
  • Leadership team
  • Board of directors
  • SEC Form 10-K
  • SEC Form DEF 14A
Key Developments10 years
  • Company announcements
  • SEC Form 8-K

* 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 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

Seojin System Co.,Ltd is covered by 6 analysts. 3 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
Jun-Seo HeoEugene Investment & Securities Co Ltd.
Hee Chul ShiniM Securities
Hyun Dong LeeNH Investment & Securities Co., Ltd.

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