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STI Co 039440.KQ · KRW

Information Technology · KOSDAQ · 🇰🇷 South Korea

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18,140

-3.30%

Close of 9 Nov 2026, in KRW

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Reference data, closing prices and charts across 45,000 companies, plus crypto, commodities and currencies.

At a glance

Figures in KRW, from our data supplier.

FY2025

Revenue

₩328.06bn

FY2016FY2025

Net income

₩15.42bn

FY2016FY2025

Free cash flow

₩8.98bn

FY2016FY2025

Shareholders' equity

₩286.97bn

FY2016FY2025

Income statement

Fiscal years

FY2025FY2024FY2023FY2022FY2021FY2020FY2019FY2018FY2017FY2016
Revenue₩328.06bn₩334.02bn₩319.46bn₩422.42bn₩319.51bn₩269.10bn₩318.86bn₩286.61bn₩287.01bn₩180.38bn
Gross profit₩57.43bn₩64.27bn₩65.02bn₩77.63bn₩59.34bn₩46.36bn₩61.39bn₩52.44bn₩55.07bn₩37.52bn
Research and development₩5.26bn₩3.90bn₩9.49bn₩7.24bn₩6.26bn₩5.30bn₩8.28bn₩7.85bn₩5.08bn₩2.75bn
Operating income₩19.72bn₩27.15bn₩23.95bn₩37.13bn₩30.41bn₩15.30bn₩27.11bn₩21.63bn₩33.18bn₩21.96bn
Net income₩15.42bn₩27.14bn₩24.08bn₩29.85bn₩23.20bn₩10.91bn₩23.21bn₩19.50bn₩25.09bn₩16.56bn
Diluted earnings per share1,046.211,841.491,633.672,009.981,544.71726.521,542.221,189.472,302.011,206.91

Balance sheet

At each fiscal year end

FY2025FY2024FY2023FY2022FY2021FY2020FY2019FY2018FY2017FY2016
Total assets₩366.27bn₩368.77bn₩316.20bn₩328.88bn₩336.84bn₩243.61bn₩265.66bn₩254.79bn₩164.69bn₩144.37bn
Cash and short-term investments—₩75.64bn₩77.22bn₩55.33bn₩31.50bn₩76.59bn₩58.39bn₩62.92bn₩24.42bn₩31.89bn
Total liabilities₩79.30bn₩107.98bn₩78.52bn₩109.59bn₩141.69bn₩70.52bn₩98.69bn₩103.48bn₩78.75bn₩80.49bn
Debt—₩2.69bn₩1.15bn₩2.23bn₩36.17bn₩18.29bn₩14.62bn₩45.10bn₩4.00bn₩4.86bn
Shareholders' equity₩286.97bn₩260.79bn₩237.68bn₩219.28bn₩195.15bn₩173.09bn₩166.98bn₩151.31bn₩85.94bn₩63.87bn
Shares outstanding15m15m15m15m15m15m15m16m11m14m

Cash flow

Fiscal years

FY2025FY2024FY2023FY2022FY2021FY2020FY2019FY2018FY2017FY2016
Cash from operations₩18.68bn₩15.83bn₩29.20bn₩71.54bn−₩59.71bn₩27.78bn₩76.04bn−₩32.57bn₩1.91bn₩7.65bn
Capital spending−₩9.70bn−₩18.13bn−₩4.50bn−₩1.25bn−₩828.3m−₩6.94bn−₩43.51bn−₩17.75bn−₩6.19bn−₩7.43bn
Free cash flow₩8.98bn−₩2.31bn₩24.70bn₩70.29bn−₩60.54bn₩20.84bn₩32.53bn−₩50.32bn−₩4.28bn₩214.8m
Dividends paid−₩2.95bn−₩2.95bn−₩3.71bn−₩3.00bn−₩2.25bn−₩3.76bn−₩3.79bn−₩3.12bn−₩1.88bn−₩1.24bn

Latest quarters

By quarter end

Jun 2026Mar 2026Dec 2025Sept 2025Jun 2025Mar 2025Dec 2024Sept 2024
Revenue₩72.46bn₩73.84bn₩86.53bn₩70.26bn₩87.19bn₩84.07bn₩131.68bn₩61.57bn
Gross profit₩10.80bn₩12.78bn₩18.22bn₩14.28bn₩12.71bn₩12.22bn₩27.83bn₩11.86bn
Operating income₩10.80bn₩5.84bn₩9.51bn₩4.05bn₩5.38bn₩5.24bn₩18.21bn₩2.37bn
Net income₩4.33bn₩5.11bn₩7.42bn₩2.50bn₩2.46bn₩3.03bn₩17.30bn₩1.02bn
Diluted earnings per share282.14332.90483.50169.84167.26205.771,174.1569.08
Cash from operations−₩14.41bn−₩9.99bn−₩12.70bn−₩9.30bn₩98.78bn−₩58.09bn−₩2.67bn₩6.81bn
Capital spending−₩1.99bn−₩1.48bn−₩3.38bn−₩2.35bn−₩1.46bn−₩2.51bn−₩3.68bn−₩3.37bn
Free cash flow−₩16.40bn−₩11.46bn−₩16.08bn−₩11.65bn₩97.32bn−₩60.60bn−₩6.35bn₩3.44bn
Total assets₩346.52bn₩359.26bn₩366.27bn₩324.50bn₩349.22bn₩345.38bn₩368.77bn₩313.33bn
Cash and short-term investments—————₩25.54bn₩75.64bn₩80.85bn
Debt—————₩15.97bn₩2.16bn₩2.15bn
Shareholders' equity₩292.34bn₩291.15bn₩286.97bn₩265.85bn₩263.33bn₩260.86bn₩260.79bn₩244.54bn

Financial ratios

Data as of 1 Sept 2026

FY2025FY2024FY2023FY2022FY2021FY2020FY2019FY2018FY2017
Gross margin17.5%19.2%20.4%18.4%18.6%17.2%———
Operating margin6.0%8.1%7.5%8.8%9.5%5.7%———
Net margin4.7%8.1%7.5%7.1%7.3%4.1%———
Return on equity5.4%10.4%10.1%13.6%11.9%6.3%———
Return on assets4.2%7.4%7.6%9.1%6.9%4.5%———
Free cash flow yield———————-4.5%3.7%
Revenue growth-1.8%4.6%-24.4%32.2%18.7%-15.6%———
Earnings growth-43.2%12.7%-19.3%28.7%112.6%-53.0%———
Current ratio3.26x2.44x2.78x2.07x1.67x1.97x———
Debt to equity—0.00x0.00x0.01x0.18x0.10x0.08x——
Equity ratio78.4%70.7%75.2%66.7%57.9%71.1%———
Interest coverage94.61x211.54x240.39x47.74x86.45x31.30x———
R&D as a share of sales1.6%1.2%3.0%1.7%2.0%2.0%———
Buybacks as a share of market value———————-50.4%—

Growth per year

Compound annual rate

3 years5 years10 years
Revenue-8.1%4.0%10.1%
Operating income-19.0%5.2%5.6%
Net income-19.8%7.2%4.4%

Average margins

Over each period

1 year3 years5 years10 years
Gross margin18.4%18.8%18.6%18.8%
Operating margin7.1%7.7%7.7%8.4%
Net margin6.4%6.9%6.6%7.1%

Valuation history

At each fiscal year end

FY2025FY2024FY2023FY2022FY2021FY2020FY2019FY2018FY2017FY2016
Price to earnings29.19.518.16.013.724.913.47.711.48.8
Price to sales1.40.81.40.41.01.01.00.51.00.8

Dividends and splits

Per share, in the currency the company pays

Paid for 12 years. Last went ex-dividend on 29 Dec 2025.

FY2025FY2024FY2023FY2022FY2021FY2020FY2019FY2018
Paid in the year150.00400.00250.00200.00150.00250.00250.00228.309
  • 14-for-13 split · 11 Jan 2006
  • 10-for-1 split · 11 Nov 2002

Sources and methodology

Data on this tab
Our data supplier
Chart on the Overview
TradingView

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