As the craze of earnings season draws to a close, here’s a look back at some of the most exciting (and some less so) results from Q4. Today, we are looking at renewable energy stocks, starting with Fluence Energy (NASDAQ: FLNC).

Renewable energy companies are buoyed by the secular trend of green energy that is upending traditional power generation. Those who innovate and evolve with this dynamic market can win share while those who continue to rely on legacy technologies can see diminishing demand, which includes headwinds from increasing regulation against “dirty” energy. Additionally, these companies are at the whim of economic cycles, as interest rates can impact the willingness to invest in renewable energy projects.

The 16 renewable energy stocks we track reported a mixed Q4. As a group, revenues beat analysts’ consensus estimates by 8.5% while next quarter’s revenue guidance was in line.

Amidst this news, share prices of the companies have had a rough stretch. On average, they are down 9.4% since the latest earnings results.

Fluence Energy (NASDAQ: FLNC)

Pioneering the use of lithium-ion batteries for grid storage, Fluence (NASDAQ: FLNC) helps store renewable energy sources with battery systems.

Fluence Energy reported revenues of $475.2 million, up 154% year on year. This print fell short of analysts’ expectations by 1.9%. Overall, it was a softer quarter for the company with a significant miss of analysts’ adjusted operating income estimates.

“Accelerating data center growth, utility demand and rising industrial loads continue to drive energy storage demand globally, reflected in our pipeline which has grown by approximately 30% to $30 billion since September, 2025,” said Julian Nebreda, the Company’s President and Chief Executive Officer.

Fluence Energy achieved the fastest revenue growth of the whole group. Still, the market seems discontent with the results. The stock is down 39.2% since reporting and currently trades at $15.29.

Is now the time to buy Fluence Energy? Access our full analysis of the earnings results here, it’s free.

Best Q4: Sunrun (NASDAQ: RUN)

Helping homeowners use solar energy to power their homes, Sunrun (NASDAQ: RUN) provides residential solar electricity, specializing in panel installation and leasing services.

Sunrun reported revenues of $1.16 billion, up 124% year on year, outperforming analysts’ expectations by 92.3%. The business had an incredible quarter with an impressive beat of analysts’ ARR estimates and a beat of analysts’ EPS estimates.

Sunrun achieved the biggest analyst estimates beat among its peers. The company added 27,773 customers to reach a total of 1.17 million. Although it had a fine quarter compared to its peers, the market seems unhappy with the results as the stock is down 39.2% since reporting. It currently trades at $12.43.

Is now the time to buy Sunrun? Access our full analysis of the earnings results here, it’s free.

Slowest Q4: Generac (NYSE: GNRC)

With its name deriving from a combination of “generating” and “AC”, Generac (NYSE: GNRC) offers generators and other power products for residential, industrial, and commercial use.

Generac reported revenues of $1.09 billion, down 11.6% year on year, falling short of analysts’ expectations by 5.9%. It was a disappointing quarter as it posted a significant miss of analysts’ revenue estimates and a significant miss of analysts’ adjusted operating income estimates.

Interestingly, the stock is up 11.3% since the results and currently trades at $202.90.

Read our full analysis of Generac’s results here.

American Superconductor (NASDAQ: AMSC)

Founded in 1987, American Superconductor (NASDAQ: AMSC) has shifted from superconductor research to developing power systems, adapting to changing energy grid needs and naval technology requirements.

American Superconductor reported revenues of $74.53 million, up 21.4% year on year. This result topped analysts’ expectations by 8%. It was a very strong quarter as it also put up a beat of analysts’ EPS estimates and an impressive beat of analysts’ EBITDA estimates.

The stock is up 10.5% since reporting and currently trades at $30.50.

Read our full, actionable report on American Superconductor here, it’s free.

EnerSys (NYSE: ENS)

Supplying batteries that power equipment as big as mining rigs, EnerSys (NYSE: ENS) manufactures various kinds of batteries for a range of industries.

EnerSys reported revenues of $919.1 million, up 1.4% year on year. This number lagged analysts' expectations by 1.4%. Zooming out, it was actually a strong quarter as it produced an impressive beat of analysts’ EBITDA estimates and a solid beat of analysts’ adjusted operating income estimates.

The stock is down 6.8% since reporting and currently trades at $172.45.

Read our full, actionable report on EnerSys here, it’s free.

Market Update

Late in 2025 into early 2026, there was hand wringing around artificial intelligence. For software companies, the fear was that AI would erode pricing power and compress margins as new tools made it easier to replicate what once required expensive enterprise platforms. Crypto investors had their own version of the same anxiety: if AI agents could trade, allocate capital, and manage wallets autonomously, what exactly was the long-term value of today’s crypto infrastructure?

These concerns triggered a noticeable rotation away from these sectors and into safer havens. But markets rarely dwell on one narrative for long. Spring 2026 came, and the focus shifted abruptly from technological disruption to geopolitical risk. The US’ conflict with Iran became the dominant driver of market psychology, and when geopolitics takes center stage, the script changes quickly. Investors stop debating growth rates and start worrying about oil supply, inflation, and global stability.

Want to invest in winners with rock-solid fundamentals? Check out our Top 5 Quality Compounder Stocks and add them to your watchlist. These companies are poised for growth regardless of the political or macroeconomic climate.