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SD SYSTEM Co., Ltd

KOSDAQ:A121890 Stock Report

Market Cap: ₩35.9b

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

SD SYSTEM Past Earnings Performance

Past criteria checks 0/6

SD SYSTEM's earnings have been declining at an average annual rate of -21.3%, while the Electronic industry saw earnings growing at 5.4% annually. Revenues have been growing at an average rate of 1.5% per year.

Key information

-21.29%

Earnings growth rate

-24.13%

EPS growth rate

Electronic Industry Growth21.63%
Revenue growth rate1.53%
Return on equity-5.21%
Net Margin-2.63%
Last Earnings Update30 Jun 2026

Recent past performance updates

Analysis Article • May 21

SD SYSTEM's (KOSDAQ:121890) Earnings Seem To Be Promising

SD SYSTEM Co., Ltd's ( KOSDAQ:121890 ) robust recent earnings didn't do much to move the stock. We think this is due to...

Recent updates

Analysis Article • Aug 18

We're Hopeful That SD SYSTEM (KOSDAQ:121890) Will Use Its Cash Wisely

Even when a business is losing money, it's possible for shareholders to make money if they buy a good business at the...
Analysis Article • Feb 12

Some Shareholders Feeling Restless Over SD SYSTEM Co., Ltd's (KOSDAQ:121890) P/S Ratio

There wouldn't be many who think SD SYSTEM Co., Ltd's ( KOSDAQ:121890 ) price-to-sales (or "P/S") ratio of 1x is worth...
Analysis Article • Sep 01

Risks To Shareholder Returns Are Elevated At These Prices For SD SYSTEM Co., Ltd (KOSDAQ:121890)

There wouldn't be many who think SD SYSTEM Co., Ltd's ( KOSDAQ:121890 ) price-to-sales (or "P/S") ratio of 1x is worth...
Analysis Article • Apr 20

SD SYSTEM Co., Ltd's (KOSDAQ:121890) Price Is Out Of Tune With Revenues

When you see that almost half of the companies in the Electronic industry in Korea have price-to-sales ratios (or...
Analysis Article • Jan 04

SD SYSTEM Co., Ltd's (KOSDAQ:121890) 27% Price Boost Is Out Of Tune With Earnings

Those holding SD SYSTEM Co., Ltd ( KOSDAQ:121890 ) shares would be relieved that the share price has rebounded 27% in...
Analysis Article • Aug 07

Risks To Shareholder Returns Are Elevated At These Prices For SD SYSTEM Co., Ltd (KOSDAQ:121890)

With a median price-to-sales (or "P/S") ratio of close to 0.7x in the Electronic industry in Korea, you could be...
Analysis Article • May 21

SD SYSTEM's (KOSDAQ:121890) Earnings Seem To Be Promising

SD SYSTEM Co., Ltd's ( KOSDAQ:121890 ) robust recent earnings didn't do much to move the stock. We think this is due to...
Analysis Article • Mar 21

Risks To Shareholder Returns Are Elevated At These Prices For SD SYSTEM Co., Ltd (KOSDAQ:121890)

There wouldn't be many who think SD SYSTEM Co., Ltd's ( KOSDAQ:121890 ) price-to-sales (or "P/S") ratio of 1.1x is...

Revenue & Expenses Breakdown

How SD SYSTEM makes and spends money. Based on latest reported earnings, on an LTM basis.


Earnings and Revenue History

KOSDAQ:A121890 Revenue, expenses and earnings (KRW Millions)
DateRevenueEarningsG+A ExpensesR&D Expenses
30 Jun 2620,656-5422,144454
31 Mar 2624,9293252,073441
31 Dec 2528,7941,2741,892445
30 Sep 2522,870-9882,3721,026
30 Jun 2521,211-1,4062,4841,002
31 Mar 2519,672-1,5572,421975
31 Dec 2418,064-1,8272,626982
30 Sep 2417,9011,1191,978435
30 Jun 2419,2951,7861,848473
31 Mar 2421,9692,4991,717450
31 Dec 2321,2952,6371,537447
30 Sep 2325,4871,6191,785429
30 Jun 2327,4181,4261,972497
31 Mar 2324,5962602,432503
31 Dec 2222,497-6032,514524
30 Sep 2220,688-3882,204515
30 Jun 2216,760-2141,864422
31 Mar 2219,4801,5391,250418
31 Dec 2121,4172,4091,275377
30 Sep 2120,3036491,830521
30 Jun 2123,066152,435498
31 Mar 2121,274-1,3003,176534
31 Dec 2022,592-2,8693,187601
30 Sep 2031,664-6,0993,537583
30 Jun 2031,882-6,3822,986754
31 Mar 2037,409-13,8527,9521,014
31 Dec 1938,144-13,5178,2751,271
30 Sep 1935,742-8,7038,4431,068
30 Jun 1941,359-9,2408,8201,455
31 Mar 1939,354-4,9525,0011,850
31 Dec 1845,562-5,6385,1992,739
30 Sep 1849,144-9,7254,7545,386
30 Jun 1849,656-11,4877,1094,750
31 Mar 1855,501-9,4285,5036,535
31 Dec 1755,362-9,1477,3845,222
30 Sep 1762,720-6,6074,1267,838
30 Jun 1764,662-4,9186,8725,280
31 Mar 1763,561-5,6797,3865,295
31 Dec 1663,562-6,8816,9355,295
30 Sep 1667,659-2,5957,9272,731
30 Jun 1669,520-1,0965,6093,596
31 Mar 1670,0722,8955,6361,863
31 Dec 1567,9022,8715,6842,731
30 Sep 1560,8591,2357,1691,650

Quality Earnings: A121890 is currently unprofitable.

Growing Profit Margin: A121890 is currently unprofitable.


Free Cash Flow vs Earnings Analysis


Past Earnings Growth Analysis

Earnings Trend: A121890 is unprofitable, and losses have increased over the past 5 years at a rate of 21.3% per year.

Accelerating Growth: Unable to compare A121890's earnings growth over the past year to its 5-year average as it is currently unprofitable

Earnings vs Industry: A121890 is unprofitable, making it difficult to compare its past year earnings growth to the Electronic industry (47.3%).


Return on Equity

High ROE: A121890 has a negative Return on Equity (-5.21%), as it is currently unprofitable.


Return on Assets


Return on Capital Employed


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Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2026/09/20 09:32
End of Day Share Price 2026/09/18 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

SD SYSTEM Co., Ltd 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.

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Financial Data provided by S&P Global Market Intelligence LLC, analysis provided by Simply Wall Street Pty Ltd. Copyright © 2026, S&P Global Market Intelligence LLC. All rights reserved.
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