Harmonic Drive Systems (TSE:6324): Assessing Valuation After Recent Market Activity Raises Eyebrows

Kshitija Bhandaru

If you’re following Harmonic Drive Systems (TSE:6324), you may have noticed the stock’s movements have raised a few eyebrows lately. While there’s no major headline event sparking this activity, it’s the kind of shift that gets investors wondering if there’s something more brewing beneath the surface. Sometimes, markets move without a clear trigger, and that can be a signal in itself: either for opportunity or caution.

Stepping back, Harmonic Drive Systems has had a challenging stretch. Short-term gains came through the past week, but zoom out and the picture shifts. The stock declined over the past month and dropped around 16% during the past year, with a steeper slide of more than 50% when looking back three years. These numbers suggest the momentum is not in the company’s favor, even as recent revenue and net income growth point to operational improvement.

After such a prolonged downturn, is Harmonic Drive Systems now trading at a bargain, or is the market simply wary that future growth may be harder to come by?

Price-to-Earnings of 65.1x: Is It Justified?

Harmonic Drive Systems is trading at a Price-to-Earnings ratio of 65.1, which is significantly higher than both its industry average and peers. This suggests that the stock is currently overvalued based on this commonly used valuation metric.

The Price-to-Earnings (P/E) ratio compares a company's current share price to its per-share earnings. For manufacturing firms like Harmonic Drive Systems, it is a standard measure to evaluate whether the market’s expectations for future profitability are too high or too low compared to other companies in the same sector.

With such a high P/E ratio, the market appears to be expecting robust future earnings growth. However, this premium valuation could indicate that investors are either overly optimistic about future prospects or are not fully considering some of the recent operational risks and earnings volatility.

Result: Fair Value of ¥1586.68 (OVERVALUED)

See our latest analysis for Harmonic Drive Systems.

However, continued earnings volatility and a history of significant share price declines could quickly put pressure back on Harmonic Drive Systems’ current valuation.

Find out about the key risks to this Harmonic Drive Systems narrative.

Another Perspective: What Does the SWS DCF Model Say?

Looking at Harmonic Drive Systems through our DCF model offers a different angle. This approach also points to the shares being overpriced and raises questions about how much faith to put in earnings forecasts alone.

Look into how the SWS DCF model arrives at its fair value.
6324 Discounted Cash Flow as at Sep 2025
Stay updated when valuation signals shift by adding Harmonic Drive Systems to your watchlist or portfolio. Alternatively, explore our screener to discover other companies that fit your criteria.

Build Your Own Harmonic Drive Systems Narrative

If you see the story differently or want to dive deeper into your own research, you can easily build your perspective in just a few minutes with Do it your way.

A great starting point for your Harmonic Drive Systems research is our analysis highlighting 2 key rewards and 2 important warning signs that could impact your investment decision.

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This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.

Valuation is complex, but we're here to simplify it.

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