Kostecsys (A355150) Stock Overview
Provides low thermal expansion and high thermal conductivity materials for SiC and GaN Next-generation power semiconductors. More details
| Snowflake Score | |
|---|---|
| Valuation | 0/6 |
| Future Growth | 6/6 |
| Past Performance | 0/6 |
| Financial Health | 1/6 |
| Dividends | 0/6 |
A355150 Community Fair Values
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Kostecsys. Co., Ltd. Competitors
Price History & Performance
| Historical stock prices | |
|---|---|
| Current Share Price | ₩51,000.00 |
| 52 Week High | ₩54,000.00 |
| 52 Week Low | ₩6,610.00 |
| Beta | 0.84 |
| 1 Month Change | 104.00% |
| 3 Month Change | 265.85% |
| 1 Year Change | 623.40% |
| 3 Year Change | 213.85% |
| 5 Year Change | 376.64% |
| Change since IPO | 408.73% |
Recent News & Updates
Shareholder Returns
| A355150 | KR Electronic | KR Market | |
|---|---|---|---|
| 7D | 39.7% | 3.7% | 1.6% |
| 1Y | 623.4% | 242.6% | 147.0% |
Return vs Industry: A355150 exceeded the KR Electronic industry which returned 242.6% over the past year.
Return vs Market: A355150 exceeded the KR Market which returned 147% over the past year.
Price Volatility
| A355150 volatility | |
|---|---|
| A355150 Average Weekly Movement | 19.9% |
| Electronic Industry Average Movement | 10.9% |
| Market Average Movement | 9.1% |
| 10% most volatile stocks in KR Market | 16.1% |
| 10% least volatile stocks in KR Market | 4.7% |
Stable Share Price: A355150's share price has been volatile over the past 3 months compared to the KR market.
Volatility Over Time: A355150's weekly volatility has increased from 14% to 20% over the past year.
About the Company
| Founded | Employees | CEO | Website |
|---|---|---|---|
| 1997 | n/a | Kue Jin Han | www.kostec.net |
Kostecsys. Co., Ltd. provides low thermal expansion and high thermal conductivity materials for SiC and GaN Next-generation power semiconductors. Its products include heat spreader materials, ceramic, and liquid crystal packages, RF power device ceramic packages, RF power device polymer packages, QFN packages, lids, laser module packages, and micro cooling systems. The company also offers high heat dissipation materials, copper pin, copper pillar, thermal matched lead frame, air cavity packages, baseplate, copper baseplate, (pin fin / flat type), photonic integrated circuit packages, liquid cold plate, cooling block, LD packages for laser modules, and current sensor shunt resistors.
Kostecsys. Co., Ltd. Fundamentals Summary
| A355150 fundamental statistics | |
|---|---|
| Market cap | ₩397.66b |
| Earnings (TTM) | -₩562.52m |
| Revenue (TTM) | ₩15.22b |
Is A355150 overvalued?
See Fair Value and valuation analysisEarnings & Revenue
| A355150 income statement (TTM) | |
|---|---|
| Revenue | ₩15.22b |
| Cost of Revenue | ₩12.97b |
| Gross Profit | ₩2.25b |
| Other Expenses | ₩2.81b |
| Earnings | -₩562.52m |
Last Reported Earnings
Dec 31, 2025
Next Earnings Date
n/a
| Earnings per share (EPS) | -72.14 |
| Gross Margin | 14.78% |
| Net Profit Margin | -3.70% |
| Debt/Equity Ratio | 126.8% |
How did A355150 perform over the long term?
See historical performance and comparisonCompany Analysis and Financial Data Status
| Data | Last Updated (UTC time) |
|---|---|
| Company Analysis | 2026/05/03 06:50 |
| End of Day Share Price | 2026/04/30 00:00 |
| Earnings | 2025/12/31 |
| Annual Earnings | 2025/12/31 |
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.
| Package | Data | Timeframe | Example US Source * |
|---|---|---|---|
| Company Financials | 10 years |
| |
| Analyst Consensus Estimates | +3 years |
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| Market Prices | 30 years |
| |
| Ownership | 10 years |
| |
| Management | 10 years |
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| Key Developments | 10 years |
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* 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
Kostecsys. Co., Ltd. is covered by 1 analysts. 1 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.
| Analyst | Institution |
|---|---|
| Kyeongkeun Kang | NH Investment & Securities Co., Ltd. |