Q.S.I Co., LTD.

KOSDAQ:A066310 Stock Report

Market Cap: ₩132.6b

Q.S.I Management

Management criteria checks 0/4

We currently do not have sufficient information about the CEO.

Key information

Cheong-Dae Lee

Chief executive officer

n/a

Total compensation

CEO salary percentagen/a
CEO tenure25yrs
CEO ownership1.7%
Management average tenureno data
Board average tenureno data

Recent management updates

Recent updates

Analysis Article • Nov 26

Q.S.I's (KOSDAQ:066310) Solid Earnings Are Supported By Other Strong Factors

Investors were underwhelmed by the solid earnings posted by Q.S.I Co., LTD. ( KOSDAQ:066310 ) recently. We have done...
Analysis Article • Mar 24

Why Q.S.I's (KOSDAQ:066310) Earnings Are Better Than They Seem

The market seemed underwhelmed by last week's earnings announcement from Q.S.I Co., LTD. ( KOSDAQ:066310 ) despite the...
Analysis Article • Dec 27

Subdued Growth No Barrier To Q.S.I Co., LTD. (KOSDAQ:066310) With Shares Advancing 26%

Q.S.I Co., LTD. ( KOSDAQ:066310 ) shares have had a really impressive month, gaining 26% after a shaky period...
Analysis Article • Nov 12

Q.S.I Co., LTD.'s (KOSDAQ:066310) Popularity With Investors Is Under Threat From Overpricing

Q.S.I Co., LTD.'s ( KOSDAQ:066310 ) price-to-sales (or "P/S") ratio of 2.8x may not look like an appealing investment...
Analysis Article • Mar 18

Q.S.I's (KOSDAQ:066310) Weak Earnings May Only Reveal A Part Of The Whole Picture

Investors were disappointed by Q.S.I Co., LTD.'s ( KOSDAQ:066310 ) latest earnings release. We did some analysis, and...
Analysis Article • Mar 30

There Are Reasons To Feel Uneasy About Q.S.I's (KOSDAQ:066310) Returns On Capital

To find a multi-bagger stock, what are the underlying trends we should look for in a business? Amongst other things...
Analysis Article • Feb 23

Is Q.S.I (KOSDAQ:066310) Using Too Much Debt?

Warren Buffett famously said, 'Volatility is far from synonymous with risk.' So it might be obvious that you need to...
Analysis Article • Jan 19

Is Quantum Semiconductor International's (KOSDAQ:066310) 197% Share Price Increase Well Justified?

When you buy a stock there is always a possibility that it could drop 100%. But when you pick a company that is really...
Analysis Article • Dec 15

Is Quantum Semiconductor International (KOSDAQ:066310) Set To Make A Turnaround?

What financial metrics can indicate to us that a company is maturing or even in decline? A business that's potentially...

CEO

Cheong-Dae Lee (67 yo)

25yrs
Tenure

Cheong-Dae Lee has been the Chief Executive Officer of Quantum Semiconductor International. since May 2001. Cheong-Dae Lee served as Chief Executive Officer of Apex Co., Ltd.from March 2000 to May 2001 an...

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2026/05/11 02:47
End of Day Share Price 2026/05/11 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

Q.S.I Co., LTD. is covered by 1 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.

AnalystInstitution
Seung Wook LeeSK Securities Co., Ltd.