OSG (TSE:6136): Is the Valuation Justified After Strong Share Price Gains?

Simply Wall St

OSG (TSE:6136) has been on investors’ radar lately, with shares showing a steady climb over the past year. The stock’s performance stands out when compared with industry peers, drawing attention to its latest financials and strategic moves.

See our latest analysis for OSG.

OSG’s share price has marched consistently higher, notching a 22.1% year-to-date gain and outpacing many industry peers. Momentum has not faded either; a robust 1-year total shareholder return of 28.3% underscores growing market confidence and suggests renewed optimism around the company’s outlook and recent initiatives.

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But with OSG’s shares rallying sharply and trading near analyst targets, investors are now left wondering if there is still more upside ahead, or if the company’s future growth has already been fully priced in.

Price-to-Earnings of 13.8x: Is it justified?

OSG’s current share price reflects a price-to-earnings (P/E) ratio of 13.8x, which stands above both the industry average and its closest peers. At ¥2,237.5 per share, the company appears to be trading at a premium.

The price-to-earnings ratio measures how much investors are willing to pay for each unit of company earnings. For OSG, this means the market is pricing in higher future profit potential or is rewarding the company’s relatively stable financial profile, even if current growth rates lag some rivals.

Compared to the Japanese Machinery industry, where the average P/E stands at 13.5x and peer averages settle even lower at 12.4x, OSG’s higher valuation suggests investors expect more than just moderate growth. However, when compared to its estimated fair P/E of 13.4x, the premium appears modest but notable. The market could be anticipating a return to more robust profit expansion, but some caution is warranted if profit growth continues at this pace.

Explore the SWS fair ratio for OSG

Result: Price-to-Earnings of 13.8x (OVERVALUED)

However, slowing revenue growth and a price target below the current share price may signal tempered expectations and potential downside risk for OSG.

Find out about the key risks to this OSG narrative.

Another View: Discounted Cash Flow Says Undervalued

While OSG’s share price looks expensive compared to industry ratios, our DCF model takes a different stance. Based on future estimated cash flows, OSG’s shares are trading around 28% below their fair value. Could the market be overlooking long-term growth potential, or is there a reason for this disconnect?

Look into how the SWS DCF model arrives at its fair value.

6136 Discounted Cash Flow as at Nov 2025

Simply Wall St performs a discounted cash flow (DCF) on every stock in the world every day (check out OSG for example). We show the entire calculation in full. You can track the result in your watchlist or portfolio and be alerted when this changes, or use our stock screener to discover 843 undervalued stocks based on their cash flows. If you save a screener we even alert you when new companies match - so you never miss a potential opportunity.

Build Your Own OSG Narrative

If you see things differently or want to look deeper into OSG’s story, you can quickly craft your own perspective using our tools. Do it your way.

A great starting point for your OSG research is our analysis highlighting 2 key rewards and 1 important warning sign 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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