Tons Lightology (4972) Stock Overview
Designs, manufactures, and trades lighting equipment and lamps in Taiwan, rest of Asia, Europe, Oceania, and internationally. More details
| Snowflake Score | |
|---|---|
| Valuation | 2/6 |
| Future Growth | 0/6 |
| Past Performance | 0/6 |
| Financial Health | 4/6 |
| Dividends | 1/6 |
4972 Community Fair Values
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Tons Lightology Inc. Competitors
Price History & Performance
| Historical stock prices | |
|---|---|
| Current Share Price | NT$18.20 |
| 52 Week High | NT$25.50 |
| 52 Week Low | NT$16.60 |
| Beta | -0.0026 |
| 1 Month Change | -0.27% |
| 3 Month Change | -0.27% |
| 1 Year Change | -25.26% |
| 3 Year Change | -38.31% |
| 5 Year Change | -35.12% |
| Change since IPO | -69.79% |
Recent News & Updates
Recent updates
Tons Lightology (GTSM:4972) Is Finding It Tricky To Allocate Its Capital
Mar 29
Tons Lightology Inc.'s (GTSM:4972) Price Is Right But Growth Is Lacking
Mar 01Tons Lightology Inc.'s (GTSM:4972) Stock Been Rising But Financials Look Weak: Should Shareholders Be Worried?
Feb 01Should Tons Lightology Inc. (GTSM:4972) Be Part Of Your Dividend Portfolio?
Jan 04We Think Tons Lightology's (GTSM:4972) Statutory Profit Might Understate Its Earnings Potential
Dec 07
Shareholder Returns
| 4972 | TW Electrical | TW Market | |
|---|---|---|---|
| 7D | 1.1% | 2.8% | 1.8% |
| 1Y | -25.3% | 27.0% | 34.8% |
Return vs Industry: 4972 underperformed the TW Electrical industry which returned 28.8% over the past year.
Return vs Market: 4972 underperformed the TW Market which returned 33.9% over the past year.
Price Volatility
| 4972 volatility | |
|---|---|
| 4972 Average Weekly Movement | 1.6% |
| Electrical Industry Average Movement | 6.2% |
| Market Average Movement | 4.8% |
| 10% most volatile stocks in TW Market | 8.6% |
| 10% least volatile stocks in TW Market | 2.1% |
Stable Share Price: 4972 has not had significant price volatility in the past 3 months compared to the TW market.
Volatility Over Time: 4972's weekly volatility (2%) has been stable over the past year.
About the Company
| Founded | Employees | CEO | Website |
|---|---|---|---|
| 1992 | 689 | Chia-Cheng Hung | www.tonslight.com |
Tons Lightology Inc., together with its subsidiaries, designs, manufactures, and trades lighting equipment and lamps in Taiwan, rest of Asia, Europe, Oceania, and internationally. Its indoor lighting products include tracks and structures; luminaires for tracks; recessed, frameless, and adjustable downlights; assemblies; display spotlights; surface-mounted ceiling, pendant, wall, linear, task, and micro track lights. The company’s outdoor lighting products comprise outdoor downlights, ceiling lights, wall lights, and accessories; in-ground lights; projectors; flood lights; and bollards.
Tons Lightology Inc. Fundamentals Summary
| 4972 fundamental statistics | |
|---|---|
| Market cap | NT$1.03b |
| Earnings (TTM) | -NT$77.77m |
| Revenue (TTM) | NT$1.01b |
Is 4972 overvalued?
See Fair Value and valuation analysisEarnings & Revenue
| 4972 income statement (TTM) | |
|---|---|
| Revenue | NT$1.01b |
| Cost of Revenue | NT$735.67m |
| Gross Profit | NT$272.20m |
| Other Expenses | NT$349.97m |
| Earnings | -NT$77.77m |
Last Reported Earnings
Sep 30, 2025
Next Earnings Date
n/a
| Earnings per share (EPS) | -1.38 |
| Gross Margin | 27.01% |
| Net Profit Margin | -7.72% |
| Debt/Equity Ratio | 0.7% |
How did 4972 perform over the long term?
See historical performance and comparisonDividends
Company Analysis and Financial Data Status
| Data | Last Updated (UTC time) |
|---|---|
| Company Analysis | 2026/01/23 19:24 |
| End of Day Share Price | 2026/01/23 00:00 |
| Earnings | 2025/09/30 |
| Annual Earnings | 2024/12/31 |
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 |
| |
| 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
Tons Lightology Inc. 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.
| Analyst | Institution |
|---|---|
| Xi Hao Bau | Capital Securities Corporation |