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Recent performance snapshot
Applied Optoelectronics (AAOI) has drawn attention after a strong year to date, with the stock up about 342% and the past 3 months showing total returns of roughly 65%.
At a recent close of US$175.13 and a market value near US$13.1b, the company sits in a very different place than a year ago, when the 1 year total return was about 973%.
See our latest analysis for Applied Optoelectronics.
Across recent timeframes, momentum has cooled at the margin, with the 30 day share price return down about 5% and the 7 day share price return down roughly 5%, even as the 90 day share price return is up about 65% and the three year total shareholder return is above 45x.
If this kind of move has you looking at other high growth opportunities around applied optics and data infrastructure, it can be useful to scan a wider group of 48 AI infrastructure stocks
With AAOI trading near US$175, a market value around US$13.1b, fast annual revenue and net income growth, yet pricing above the latest analyst target, is there still a buying opportunity here or is future growth already priced in?
Most Popular Narrative: 124.5% Overvalued
Applied Optoelectronics last closed at about $175, while the most widely followed narrative, using a fair value of $78, sees the stock priced well above that level and builds a detailed case around aggressive AI datacenter growth.
Bull case: AAOI is becoming one of the more strategically relevant optical-interconnect suppliers in AI infrastructure. It now has proof points that matter: hyperscaler qualification, production-scale 800G demand, a first major 1.6T order, and a credible U.S. manufacturing expansion. If it delivers on management's 2026 plan, today's valuation may still be justified or even exceeded.
Want to see how this valuation gets justified on paper? The narrative leans heavily on rapid AI datacenter revenue expansion, a sharp margin step up and a premium future earnings multiple tied to that profit profile.
Result: Fair Value of $78 (OVERVALUED)
Have a read of the narrative in full and understand what's behind the forecasts.
However, this story can break if hyperscaler orders slow, or if customer concentration and ongoing losses around US$43.3m start to matter more to the market.
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