Semilux International Ltd (SELX)

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The chart shows the growth of an initial investment of $10,000 in Semilux International Ltd, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.

Semilux International Ltd (SELX) has returned -68.84% so far this year and -82.62% over the past 12 months.

Based on dividend-adjusted daily data since Feb 16, 2024, SELX's average daily return is -0.13%, while the average monthly return is -3.71%.

Historically, 35% of months were positive and 65% were negative. The best month was Mar 2024 with a return of +97.5%, while the worst month was Feb 2024 at -69.3%. The longest winning streak lasted 3 consecutive months, and the longest losing streak was 7 months.

On a daily basis, SELX closed higher 44% of trading days. The best single day was Nov 10, 2025 with a return of +85.5%, while the worst single day was Mar 13, 2024 at -30.5%.

Semilux International Ltd has an annualized alpha of -29.00%, beta of 0.12, and R² of 0.00 versus S&P 500 Index. Calculated based on daily prices since February 20, 2024.

• This stock participated in 171.04% of S&P 500 Index downside but only -182.18% of its upside — more exposed to losses than it benefited from rallies.
• Beta of 0.12 may look defensive, but with R² of 0.00 this stock is largely uncorrelated with S&P 500 Index — low beta reflects independence, not downside protection. See the Volatility section for a true picture of this stock's risk.
• R² of 0.00 means this stock moves largely independently of S&P 500 Index — capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.

SELX ranks 7 for risk / return — in the bottom 7% of stocks on our site. This means you're taking on significantly more risk than the returns justify. Consider whether the potential upside is worth the volatility, or explore alternatives with better risk / return profiles.

The table below present risk-adjusted performance metrics for Semilux International Ltd (SELX) and compare them to a chosen benchmark (S&P 500 Index).

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.

The table below displays the maximum drawdowns of the Semilux International Ltd. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the Semilux International Ltd was 90.65%, occurring on Mar 31, 2026. The portfolio has not yet recovered.

The current Semilux International Ltd drawdown is 90.65%.

The chart below shows the rolling one-month volatility.

The chart below illustrates the trends in the financial health of Semilux International Ltd over time, highlighting three key metrics: Total Revenue, Earnings Before Interest and Taxes (EBIT), and Net Income.

The Valuation section provides an overview of how Semilux International Ltd is priced in the market compared to other companies in the Electronic Components industry. It includes key financial ratios that help investors assess whether the stock is undervalued or overvalued.