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    Coherent Stock What PhotonLink Launch Means For Datacenter Optics

    Simply Wall St·09/08/2026 19:20:20
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    • Coherent Corp. recently announced plans to unveil its Coherent PhotonLink platform at ECOC 2026, highlighting an integrated optics solution that spans the full optical signal chain and supports CPO, NPO, and other optical integration approaches.
    • The PhotonLink launch leans on Coherent’s broad photonics portfolio and manufacturing base, signaling a push to address bandwidth and energy efficiency pressures in next generation datacenter architectures.
    • With Coherent PhotonLink positioned for high performance datacenters, this article will explore how this new platform could reshape the broader investment narrative.

    Scan beyond Coherent and line up other photon and datacenter infrastructure plays with the hand picked 55 AI infrastructure stocks that could benefit from the same bandwidth and energy efficiency tailwinds.

    Coherent Investment Narrative Recap

    To own Coherent, you need to buy into a story where AI datacenters and high bandwidth optics stay central to the business mix while more cyclical industrial exposure remains manageable. The PhotonLink announcement points directly at that first pillar by tying Coherent’s integrated optics and manufacturing base to co packaged and near packaged optics. The biggest near term swing factor still looks like execution on high speed datacom demand and large customer programs, not this single product reveal. The main near term risk remains pressure on margins and share if low cost Asian competitors keep pushing optical transceiver pricing down.

    The Apple VCSEL agreement that is expected to start contributing in the second half of calendar 2026 now sits beside PhotonLink as a second pillar of Coherent’s datacom and communications narrative. One is focused on integrated optics for hyperscale style datacenter links; the other is focused on high margin components for a concentrated customer. Together they increase operational complexity. They also raise the stakes on capital spending and yield management in facilities such as the 6 inch indium phosphide line in Texas, where any delay or cost overrun could affect how investors view near term execution.

    Even so, there is a piece of the Coherent story that deserves a closer look before you lean too heavily on that upside.

    Read the full Coherent narrative to see the case behind these numbers.

    Coherent's narrative projects US$19.2b revenue and US$3.5b earnings by 2029. This assumes revenue growth of 39.2% per year and an earnings increase of about US$2.7b from US$769.9m today.

    Coherent's forecasts identify a fair value of $415.36 compared with a $281.86 share price, representing a 47% upside to its current price that could narrow quickly.

    NYSE:COHR 1-Year Stock Price Chart
    NYSE:COHR 1-Year Stock Price Chart

    Exploring Other Perspectives

    PhotonLink spotlights Coherent as an AI datacenter beneficiary. The lowest analysts focus on a different angle: they worry about overinvestment and potential overcapacity. Their pre-news models still assume about US$18.5b of revenue and US$3.6b of earnings by 2029, yet they anchor to a lower P/E, showing how sharply views can diverge.

    To compare your own view on Coherent’s worth, line it up with its narrative against the 4 other fair value estimates for Coherent.

    Form Your Own Verdict

    Don't just follow the ticker; dig into the data and build a conviction that's truly your own.

    Looking For More Ideas Beyond Coherent?

    Once you have a view on Coherent, it can help to zoom out and line it up against other opportunities that fit your risk, income, and quality preferences. The Simply Wall St Screener gives you a quick way to filter for companies that match the kind of balance sheet strength, valuation, or growth profile you want to focus on next.

    • If capital preservation comes first for you, start with companies that show resilient fundamentals by checking the 83 resilient stocks with low risk scores on your list.
    • If you want potential mispricing to be the main driver of your returns, compare Coherent with the 49 high quality undervalued stocks that combine solid cash flows with room for re rating.
    • If you prefer to back strength that the wider market has not yet crowded into, broaden your watchlist with a 17 high quality undiscovered gems that still have strong underlying business quality.

    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.