The Business Model (How They Make Money)

SolarEdge Technologies, Inc. (SEDG) is a company that helps homes and businesses use solar power more effectively. Think of them as providing the "brains" and "muscles" for solar energy systems. Their main business revolves around smart energy technology for solar panels.

Here's how they primarily make their money:

• Power Optimizers: These are small devices attached to each solar panel. They make sure each panel works at its best, even if some panels are shaded or dirty. For the full year 2025, sales from power optimizers made up 41.4% of their total revenue.
• Inverters: These are central units that convert the electricity from your solar panels into a form that your home or the power grid can use. In 2025, inverters accounted for 28.2% of their total revenue.
• Batteries and Energy Storage: SolarEdge also sells batteries that store excess solar energy for use when the sun isn't shining or during power outages.
• Other Smart Energy Solutions: They are expanding into areas like charging stations for electric vehicles (EVs) and smart systems to manage energy use in buildings. They are also looking into new opportunities like providing power solutions for AI data centers in 2026.

In 2025, SolarEdge reported total revenues of $1.18 billion. The company is strategically focusing on profitable growth and expanding its market share, including through the introduction of its SolarEdge Nexis platform. They have also shifted much of their manufacturing to the United States to take advantage of clean energy tax incentives.

The Metrics That Matter Most

For SolarEdge, understanding these key financial numbers helps you see how well they're performing:

1. Revenue: This is the total amount of money the company brings in from selling its products and services.

   • Why it matters: For a company like SolarEdge in a growing industry, revenue shows how much demand there is for their solar technology and how well they are expanding their reach. In 2025, SolarEdge's total revenue was $1.18 billion, a 31% increase from the previous year, indicating strong growth in their market.

2. Gross Margin: This metric tells you how much profit the company makes from its products after subtracting the direct costs of making them. It's expressed as a percentage.

   • Why it matters: A healthy gross margin is crucial for a hardware-focused company like SolarEdge, as it shows the profitability of their core products (like optimizers and inverters). In 2025, SolarEdge's GAAP gross margin was 16.6%, a significant improvement from a negative gross margin in 2024, which signals a positive turnaround in their product profitability.

3. Free Cash Flow: This is the cash a company generates after paying for its operating expenses and capital expenditures (investments in things like new equipment or facilities). It's the cash left over that can be used for things like paying down debt, buying back shares, or making acquisitions.

   • Why it matters: For a company that needs to invest in research, development, and manufacturing, having positive free cash flow is vital for long-term health and growth without relying heavily on outside funding. SolarEdge generated $76.9 million in free cash flow in 2025, a significant improvement from a deficit in 2024, showing their ability to generate cash from their operations.

4. Net Income (or Net Loss): This is the company's total profit or loss after all expenses, including taxes and interest, have been deducted from revenue.

   • Why it matters: While SolarEdge reported a net loss in 2025, tracking this metric is essential to understand their path to profitability. A shrinking net loss, as seen in 2025 where the GAAP net loss was $(405.4) million, a substantial reduction from the prior year, indicates that the company is becoming more efficient and moving towards making a profit.

5. R&D Expenses (Research & Development Expenses): This is the money a company spends on developing new products, services, or improving existing ones.

   • Why it matters: In the fast-evolving solar and smart energy industry, innovation is key to staying competitive. SolarEdge's investment in R&D is critical for developing next-generation inverters, optimizers, and new solutions like AI data center power, which will drive their future growth.

How to Value This Company

When SolarEdge is not consistently making a profit, a good way to figure out if its stock is cheap or expensive is to use the P/Sales (Price-to-Sales) ratio.

• What it is: The P/Sales ratio compares a company's stock price to its total revenue. You calculate it by dividing the company's total market value (stock price multiplied by the number of shares) by its total revenue over the last year.
• Why it's the best for SolarEdge right now: Since SolarEdge reported a net loss in 2025, the traditional Price-to-Earnings (P/E) ratio wouldn't be meaningful because there are no earnings to compare the price to. The P/Sales ratio allows you to value the company based on its ability to generate sales, which is a key indicator of its market position and growth potential, even if it's not yet consistently profitable. A lower P/Sales ratio compared to similar companies might suggest the stock is undervalued, while a higher one could mean it's considered expensive.