Enphase Energy (ENPH): Valuation Insights Following Solargraf Updates and Index Inclusions

Simply Wall St

If you have been watching Enphase Energy (ENPH), there has been a lot to take in lately. The company just made headline moves: not only did it boost its Solargraf solar design platform with AI-driven features and expanded integrations, but it also secured spots in both the S&P 1000 and the Russell Small Cap Comp Growth Index. The National Renewable Energy Laboratory independently validated the Solargraf platform, underpinning its reputation in solar design. For anyone deciding what to do next with ENPH stock, these developments stand out and hint at potential shifts in both adoption and exposure.

Over the past year, Enphase Energy’s stock hasn’t exactly been a smooth ride. The share price has slid, trailing the market, and short-term performance remains on the weaker side. Still, after these recent announcements, the stock managed to outperform the broader market in the latest session, suggesting that some investors see renewed potential or a change in risk perception. Meanwhile, the inclusion in major indices could amplify trading activity and attract new types of investors. The combination of market momentum and strategic updates puts valuation and growth prospects in focus.

After a turbulent year and this cluster of catalysts, is Enphase Energy now flying under the radar for investors, or has the market already priced in the next chapter of its growth story?

Most Popular Narrative: 52.5% Undervalued

According to the latest narrative, Enphase Energy stock is currently viewed as significantly undervalued, offering a substantial discount to its calculated fair value. The narrative projects a meaningful upside based on present fundamentals and future growth expectations.

“A Stagnating Outlook Can Move The Stock Towards Its Present Value. Enphase came out with a Q4 revenue forecast in the range of $360M to $400M. While this has a chance to produce higher revenues than the Q3 result at $380M, investors should be mindful that the estimate is $10M lower than their previous forecast for Q3 (when ENPH made $380.9M), which ranged from $370M to $410M. In other words, the midpoint forecast of $380M for Q4 is 2.6% lower than the one in Q3.”

Want to know why this massive discount exists? One bold growth assumption is built into this valuation, yet it's not just about revenue. The narrative's future earnings and margin projections would make even optimists pause. Intrigued by which hidden forecast could redefine the stock’s fair value? Dive into the full narrative for the pivotal details driving this price target.

Result: Fair Value of $76.7 (UNDERVALUED)

Have a read of the narrative in full and understand what's behind the forecasts.

However, if microinverters prove resilient or if fresh government incentives sharply boost solar adoption, the current undervaluation argument could quickly change.

Find out about the key risks to this Enphase Energy narrative.

Another View: What Does Our DCF Model Say?

Looking at Enphase Energy through the lens of our DCF model offers a second opinion on value that relies less on market optimism and more on company fundamentals. This approach also suggests the stock is trading below its estimated fair value. Could this deeper, fundamentals-based view reveal opportunity the market is missing?

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

ENPH Discounted Cash Flow as at Sep 2025

Simply Wall St performs a discounted cash flow (DCF) on every stock in the world every day (check out Enphase Energy 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 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 Enphase Energy Narrative

If the current take doesn’t align with your outlook, or you’d rather dig into the details personally, shaping your own Enphase Energy story takes just a few minutes. Do it your way.

A good starting point is our analysis highlighting 3 key rewards investors are optimistic about regarding Enphase Energy.

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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.

Discover if Enphase Energy might be undervalued or overvalued with our detailed analysis, featuring fair value estimates, potential risks, dividends, insider trades, and its financial condition.

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