Semilux International Ltd. Ordinary Shares(SELX)Earnings, Financials & Key Ratios
SELX•NASDAQ
$0.39
$3M mkt cap·Price updated May 6, 2026
SectorTechnologyIndustryTech Hardware & EquipmentSub-IndustryPhotonics, Lasers and Optical Components
AboutSemilux International Ltd., an optical technology company, designs and produces optics and fluorescent modules for the needs of clients. Its products include solid state AI LiDAR, AI ADB headlight systems, AI optical image fusion systems, and IC design services, as well as other products, such as filters, diffusers, color wheels, fluorescent wheels, and gobo filters. Its products are used in autonomous driving and intelligent lighting industries and unmanned aerial vehicles. The company was founded in 2009 and is headquartered in Taichung, Taiwan.Show more
- Revenue$33M-67.9%
- EBITDA-$51M-760.4%
- Net Income-$50M-437.4%
- EPS (Diluted)-6.30-436.9%
- Gross Margin-46.31%-203.3%
- EBITDA Margin-154.48%-2583.9%
- Operating Margin-228.77%-1109.9%
- Net Margin-152.33%-1152.3%
- ROE-15.91%-468.5%
- ROIC-24.58%-299.4%
- Debt/Equity0.52-0.8%
- Interest Coverage-25.55-280.5%
SELX Key Insights
Semilux International Ltd. Ordinary Shares (SELX) fundamental analysis — strengths, weaknesses & financial health based on data analysis
✓Strengths
- ✓Trading at only 0.3x book value
✗Weaknesses
- ✗Weak Piotroski F-Score: 3/9
- ✗Negative free cash flow
- ✗Weak momentum: RS Rating 8 (bottom 8%)
- ✗Trading more than 30% below 52-week high
- ✗Low asset turnover indicates capital-intensive operations
* These insights are generated automatically based on available financial data. Please conduct your own research before making investment decisions.
SELX Price & Volume
Semilux International Ltd. Ordinary Shares (SELX) stock price & volume — 10-year historical chart
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SELX Growth Metrics
Semilux International Ltd. Ordinary Shares (SELX) revenue, earnings & EPS growth — 3, 5 & 10-year CAGR
Revenue CAGR
10 Years-
5 Years-
3 Years-30.43%
TTM-
Profit CAGR
10 Years-
5 Years-
3 Years-
TTM-
EPS CAGR
10 Years-
5 Years-
3 Years-
TTM-
Return on Capital
10 Years-8.71%
5 Years-8.71%
3 Years-9.56%
Last Year-20.84%
SELX Peer Comparison
Semilux International Ltd. Ordinary Shares (SELX) competitors in Photonics, Lasers and Optical Components — business model, growth, and fundamentals comparison
| Company | Market Cap | Stock Price | P/E Ratio (TTM) | Revenue Growth 1Y | Net Margin | Return on Equity (ROE) | FCF Yield | Debt / Equity |
|---|---|---|---|---|---|---|---|---|
 AAOI | 14.09B | 178.54 | -278.97 | 82.75% | -8.39% | -7.54% | 0.23 | |
 LITE | 67.42B | 944.28 | 2552.11 | 21.03% | 17.68% | 30.68% | 2.30 | |
 COHU | 2.33B | 49.62 | -31.21 | 12.74% | -11.54% | -6.84% | 0.46 | |
 LSCC | 17.15B | 125.19 | 5613.90 | 2.72% | 3.46% | 2.79% | 0.11 | |
 ACLS | 5.54B | 171.00 | 45 | -17.57% | 14.33% | 11.62% | 0.04 | |
 MKSI | 19.78B | 293.77 | 67.22 | 9.62% | 7.51% | 11.54% | 1.73 | |
 ONTO | 14.63B | 294.05 | 105.77 | 1.82% | 10.33% | 5.19% | 0.01 | |
 AEHR | 2.96B | 96.73 | -744.08 | -22.66% | -8.5% | 0.09 |
Compare SELX vs Peers
Semilux International Ltd. Ordinary Shares (SELX) vs competitors — business, growth, and fundamentals comparison against the closest industry rivals.
SELX Income Statement
Semilux International Ltd. Ordinary Shares (SELX) annual income statement — 10-year revenue, gross profit & net income history
10Y historyFree accessUpdated daily
| Line item | Dec'20 | Dec'21 | Dec'22 | Dec'23 | TTM |
|---|---|---|---|---|---|
| Sales/Revenue | 97.54M | 126.13M | 102.44M | 32.84M | 48.02M |
| Revenue Growth % | - | 29.32% | -18.79% | -67.94% | - |
| Cost of Goods Sold | 62.38M | 69.31M | 56.52M | 48.05M | 65.36M |
| COGS % of Revenue | 63.95% | 54.95% | 55.18% | 146.31% | - |
| Gross Profit | 35.16M▲ 0% | 56.82M▲ 61.6% | 45.91M▼ 19.2% | -15.21M▼ 133.1% | -17.34M▲ 0% |
| Gross Margin % | 36.05% | 45.05% | 44.82% | -46.31% | -36.12% |
| Gross Profit Growth % | - | 61.61% | -19.2% | -133.13% | - |
| Operating Expenses | 61.4M | 69.8M | 65.03M | 59.92M | 74.45M |
| OpEx % of Revenue | 62.95% | 55.34% | 63.48% | 182.45% | - |
| Selling, General & Admin | 32.35M | 28.88M | 38.18M | 35.72M | 43.35M |
| SG&A % of Revenue | 33.16% | 22.89% | 37.28% | 108.78% | - |
| Research & Development | 29.05M | 40.92M | 26.84M | 24.2M | 31.1M |
| R&D % of Revenue | 29.79% | 32.44% | 26.21% | 73.68% | - |
| Other Operating Expenses | 0 | 0 | 0 | 0 | 0 |
| Operating Income | -26.24M▲ 0% | -12.97M▲ 50.6% | -19.37M▼ 49.3% | -75.13M▼ 287.9% | -92.05M▲ 0% |
| Operating Margin % | -26.9% | -10.29% | -18.91% | -228.77% | -191.71% |
| Operating Income Growth % | - | 50.55% | -49.28% | -287.87% | - |
| EBITDA | -8.09M | 23.95M | -5.9M | -50.73M | -67.67M |
| EBITDA Margin % | -8.3% | 18.99% | -5.76% | -154.48% | -140.93% |
| EBITDA Growth % | - | 395.9% | -124.62% | -760.41% | - |
| D&A (Non-Cash Add-back) | 18.15M | 36.92M | 13.47M | 24.4M | 24.38M |
| EBIT | -26.24M | -27.02M | -19.37M | -59.07M | -111.96M |
| Net Interest Income | 49K | -1.78M | 578K | 11.74M | 9.95M |
| Interest Income | 49K | 419K | 3.46M | 14.68M | 11.28M |
| Interest Expense | 0 | 2.2M | 2.88M | 2.94M | 1.33M |
| Other Income/Expense | -10.69M | -16.24M | 40.82M | 13.12M | -1.68M |
| Pretax Income | -36.93M▲ 0% | -29.21M▲ 20.9% | 21.45M▲ 173.4% | -62.01M▼ 389.1% | -93.73M▲ 0% |
| Pretax Margin % | -37.86% | -23.16% | 20.94% | -188.82% | -195.22% |
| Income Tax | 2.87M | 1.3M | 6.43M | 1.02M | -1.17M |
| Effective Tax Rate % | -7.78% | -4.44% | 29.97% | -1.64% | 1.25% |
| Net Income | -23.84M▲ 0% | -11.44M▲ 52.0% | 14.83M▲ 229.6% | -50.03M▼ 437.4% | -79.33M▲ 0% |
| Net Margin % | -24.45% | -9.07% | 14.48% | -152.33% | -165.22% |
| Net Income Growth % | - | 52.01% | 229.58% | -437.35% | - |
| Net Income (Continuing) | -39.8M | -30.51M | 15.02M | -63.03M | -92.56M |
| Discontinued Operations | 0 | 0 | 0 | 0 | 0 |
| Minority Interest | 31.36M | 15.19M | 71.36M | 58.36M | 0 |
| EPS (Diluted) | -0.85▲ 0% | -1.44▼ 69.4% | 1.87▲ 229.9% | -6.30▼ 436.9% | -2.82▲ 0% |
| EPS Growth % | - | -69.41% | 229.86% | -436.9% | - |
| EPS (Basic) | -0.85 | -1.44 | 1.87 | -6.30 | - |
| Diluted Shares Outstanding | 28.15M | 7.94M | 7.94M | 7.94M | 28.15M |
| Basic Shares Outstanding | 28.05M | 7.94M | 7.94M | 7.94M | 28.12M |
| Dividend Payout Ratio | - | - | - | - | - |
SELX Balance Sheet
Semilux International Ltd. Ordinary Shares (SELX) balance sheet — assets, liabilities & shareholders' equity
| Line item | Dec'20 | Dec'21 | Dec'22 | Dec'23 | TTM |
|---|---|---|---|---|---|
| Total Current Assets | 403.75M | 450.28M | 477.43M | 354.85M | 342.32M |
| Cash & Short-Term Investments | 287.94M | 290.47M | 299.34M | 202.47M | 150.11M |
| Cash Only | 287.94M | 290.47M | 299.34M | 202.47M | 150.11M |
| Short-Term Investments | 0 | 0 | 0 | 0 | 0 |
| Accounts Receivable | 17.52M | 24.66M | 6.41M | 5.52M | 4.71M |
| Days Sales Outstanding | 65.58 | 71.35 | 22.83 | 61.36 | 40.59 |
| Inventory | 18.87M | 27.54M | 36.77M | 47.75M | 38.12M |
| Days Inventory Outstanding | 110.4 | 145.01 | 237.42 | 362.74 | 224.44 |
| Other Current Assets | 77.11M | 101.52M | 124.68M | 92.11M | 145.97M |
| Total Non-Current Assets | 116.93M | 111.03M | 69.62M | 94.07M | 75.75M |
| Property, Plant & Equipment | 87.23M | 80.11M | 61.05M | 55.91M | 57.29M |
| Fixed Asset Turnover | 1.12x | 1.57x | 1.68x | 0.59x | 0.83x |
| Goodwill | 0 | 0 | 0 | 0 | 0 |
| Intangible Assets | 10.21M | 0 | 0 | 0 | 0 |
| Long-Term Investments | 0 | 0 | 0 | 0 | 0 |
| Other Non-Current Assets | 19.49M | 23.51M | 7.62M | 38.16M | 82.71M |
| Total Assets | 520.68M▲ 0% | 561.3M▲ 7.8% | 547.06M▼ 2.5% | 448.92M▼ 17.9% | 418.07M▲ 0% |
| Asset Turnover | 0.19x | 0.22x | 0.19x | 0.07x | 0.10x |
| Asset Growth % | - | 7.8% | -2.54% | -17.94% | -17.94% |
| Total Current Liabilities | 94.42M | 144.6M | 152.13M | 122.82M | 121.59M |
| Accounts Payable | 4.87M | 8.04M | 1.7M | 127K | 346K |
| Days Payables Outstanding | 28.5 | 42.34 | 10.95 | 0.96 | 3.51 |
| Short-Term Debt | 67.1M | 105.56M | 129.44M | 97.32M | 100.91M |
| Deferred Revenue (Current) | 0 | 17.02M | 15.99M | 0 | 15.99M |
| Other Current Liabilities | 11.71M | 544K | 465K | 545K | 14.78M |
| Current Ratio | 4.28x | 3.11x | 3.14x | 2.89x | 2.89x |
| Quick Ratio | 4.08x | 2.92x | 2.90x | 2.50x | 2.50x |
| Cash Conversion Cycle | 147.48 | 174.02 | 249.3 | 423.13 | 261.52 |
| Total Non-Current Liabilities | 54.46M | 75.74M | 49.02M | 43.23M | 43.89M |
| Long-Term Debt | 23.42M | 52.93M | 47.7M | 43.16M | 36.98M |
| Capital Lease Obligations | 28.28M | 19.98M | 1.32M | 0 | 7.84M |
| Deferred Tax Liabilities | 0 | 0 | 0 | 73K | 73K |
| Other Non-Current Liabilities | 2.76M | 2.83M | 0 | 0 | 7.29M |
| Total Liabilities | 148.88M | 220.34M | 201.16M | 166.05M | 165.48M |
| Total Debt | 129.54M | 191.91M | 183.01M | 148.42M | 146.71M |
| Net Debt | -158.41M | -98.56M | -116.33M | -54.05M | -3.39M |
| Debt / Equity | 0.35x | 0.56x | 0.53x | 0.52x | 0.52x |
| Debt / EBITDA | - | 8.01x | - | - | -2.17x |
| Net Debt / EBITDA | - | -4.12x | - | - | 0.05x |
| Interest Coverage | - | -5.91x | -6.72x | -25.55x | -84.30x |
| Total Equity | 371.8M▲ 0% | 340.96M▼ 8.3% | 345.9M▲ 1.4% | 282.87M▼ 18.2% | 252.59M▲ 0% |
| Equity Growth % | - | -8.29% | 1.45% | -18.22% | -18.22% |
| Book Value per Share | 13.21 | 42.96 | 43.58 | 35.64 | 8.97 |
| Total Shareholders' Equity | 340.44M | 325.77M | 274.54M | 224.51M | 252.59M |
| Common Stock | 281.51M | 281.51M | 68K | 68K | 281.51M |
| Retained Earnings | 13.76M | -661K | 3.59M | -46.8M | -75.29M |
| Treasury Stock | 0 | 0 | 0 | 0 | 0 |
| Accumulated OCI | -1.19M | -1.44M | 10.72M | 11.08M | 0 |
| Minority Interest | 31.36M | 15.19M | 71.36M | 58.36M | 0 |
SELX Cash Flow Statement
Semilux International Ltd. Ordinary Shares (SELX) cash flow — operating, investing & free cash flow history
| Line item | Dec'20 | Dec'21 | Dec'22 | Dec'23 | TTM |
|---|---|---|---|---|---|
| Cash from Operations | -3.42M | -20.96M | 36.5M | -38.06M | -38.06M |
| Operating CF Margin % | -3.51% | -16.62% | 35.63% | -115.9% | - |
| Operating CF Growth % | - | -512.12% | 274.14% | -204.28% | 62.78% |
| Net Income | -23.84M | -30.51M | 15.02M | -50.03M | -79.33M |
| Depreciation & Amortization | 31.18M | 36.92M | 24.8M | 24.4M | 29.54M |
| Stock-Based Compensation | 0 | 0 | 0 | 0 | 2.29M |
| Deferred Taxes | 0 | -974K | 6.43M | 1.02M | -970K |
| Other Non-Cash Items | -12.02M | 0 | 1.02M | -13.24M | -17.07M |
| Working Capital Changes | 1.26M | -26.4M | -10.78M | -209K | -40.95M |
| Change in Receivables | -1.16M | -7.13M | 16.73M | 1.15M | 9.51M |
| Change in Inventory | 4.13M | -8.67M | -9.44M | -10.98M | 21.3M |
| Change in Payables | 0 | 0 | 0 | -1.57M | -3.53M |
| Cash from Investing | -52.56M | -19.42M | -29.1M | -23.57M | 24.82M |
| Capital Expenditures | -3.01M | -19.43M | -28.42M | -23.66M | 24.32M |
| CapEx % of Revenue | 3.09% | 15.4% | 27.74% | 72.04% | - |
| Acquisitions | 0 | 0 | -1.51M | 0 | -1K |
| Investments | - | - | - | - | - |
| Other Investing | -49.54M | 10K | 825K | 93K | 481K |
| Cash from Financing | 82.33M | 67.97M | 24.64M | -67.82M | -24.15M |
| Debt Issued (Net) | 12.96M | 67.97M | 24.64M | -36.66M | -449K |
| Equity Issued (Net) | 0 | 0 | 0 | 0 | 0 |
| Dividends Paid | 0 | 0 | 0 | 0 | 0 |
| Share Repurchases | 0 | 0 | 0 | 0 | 0 |
| Other Financing | 69.37M | 0 | 0 | -31.15M | -23.7M |
| Net Change in Cash | 287.94M▲ 0% | 27.27M▼ 90.5% | 32.03M▲ 17.5% | -129.44M▼ 504.1% | -347.73M▲ 0% |
| Free Cash Flow | -6.44M▲ 0% | -40.38M▼ 527.5% | 8.08M▲ 120.0% | -61.72M▼ 863.6% | -81.86M▲ 0% |
| FCF Margin % | -6.6% | -32.02% | 7.89% | -187.94% | -170.48% |
| FCF Growth % | - | -527.49% | 120.01% | -863.65% | - |
| FCF per Share | -0.23 | -5.09 | 1.02 | -7.78 | -7.78 |
| FCF Conversion (FCF/Net Income) | 0.14x | 1.83x | 2.46x | 0.76x | 1.03x |
| Interest Paid | 1.27M | 1.69M | 2.69M | 3.02M | 3.12M |
| Taxes Paid | 0 | 458K | 2.41M | 1.44M | 2.71M |
SELX Key Ratios
Semilux International Ltd. Ordinary Shares (SELX) financial ratios — P/E, ROE, debt and 30+ core market and balance-sheet ratios
| Metric | 2021 | 2022 | 2023 | TTM |
|---|---|---|---|---|
| Return on Equity (ROE) | -3.21% | 4.32% | -15.91% | -31.41% |
| Return on Invested Capital (ROIC) | -4.27% | -6.16% | -24.58% | -24.58% |
| Gross Margin | 45.05% | 44.82% | -46.31% | -36.12% |
| Net Margin | -9.07% | 14.48% | -152.33% | -165.22% |
| Debt / Equity | 0.56x | 0.53x | 0.52x | 0.52x |
| Interest Coverage | -5.91x | -6.72x | -25.55x | -84.30x |
| FCF Conversion | 1.83x | 2.46x | 0.76x | 1.03x |
| Revenue Growth | 29.32% | -18.79% | -67.94% | - |
SELX Frequently Asked Questions
Semilux International Ltd. Ordinary Shares (SELX) stock FAQ — growth, dividends, profitability & financials explained
Growth & Financials
Semilux International Ltd. Ordinary Shares (SELX) reported $48.0M in revenue for fiscal year 2023. This represents a 51% decrease from $97.5M in 2020.
Semilux International Ltd. Ordinary Shares (SELX) saw revenue decline by 67.9% over the past year.
Semilux International Ltd. Ordinary Shares (SELX) reported a net loss of $79.3M for fiscal year 2023.
Dividend & Returns
Semilux International Ltd. Ordinary Shares (SELX) has a return on equity (ROE) of -15.9%. Negative ROE indicates the company is unprofitable.
Semilux International Ltd. Ordinary Shares (SELX) had negative free cash flow of $81.9M in fiscal year 2023, likely due to heavy capital investments.
Explore More SELX
Semilux International Ltd. Ordinary Shares (SELX) financial analysis — history, returns, DCA and operating performance tools
Total Return Calculator
Historical returns with dividends reinvested
DCA Calculator
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Dividend History
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Earnings History
EPS trends, net income & profitability
Price History
Long-term charts & historical price data
Revenue History
Sales growth patterns & revenue breakdown
Financial Ratios
30 years of market, efficiency and balance-sheet ratios
Valuation
DCF intrinsic value, peer multiples & estimates