Stock Expert AI
Financial education

P/E Ratio Stock Screen

This page details a stock screen based on the price-to-earnings (P/E) ratio, a fundamental valuation metric used to assess whether a stock is undervalued or overvalued. The P/E ratio reflects the amount the market is willing to pay for each dollar of earnings. This screen provides a starting point for investors to identify companies that may offer value based on their earnings relative to their stock price. The current market context makes P/E screens useful for identifying companies that may be trading at a discount compared to their historical averages or peers.

Quick Answer This page presents a stock screen based on the price-to-earnings (P/E) ratio, a fundamental metric for assessing potential undervaluation. The screen aims to identify companies where the market price may be low relative to their earnings. The P/E ratio reflects what the market is willing to pay for each dollar of earnings.
Examples3Screens5Average score90.00Updated2026-04-09Prices as ofOct 9, 2026 session

Figures come from Financial Modeling Prep (FMP). If FMP has no figure for a ticker, a price or fundamental may come from a Yahoo Finance fallback, or a price from an Alpaca fallback. SEC EDGAR is used only for filing links and company identity details (legal name, address), never for figures.

MoonshotScore V2 rates eligible US-listed companies from 0 to 100 against their sector peers on five pillars: Business Quality (weight 26), Financial Safety (weight 20), Valuation (weight 18), Growth Durability (weight 16) and Momentum (weight 12). It reads no news-sentiment or analyst data, and it is not a probability of future returns.

21,000+ US companies analyzed

Understanding the P/E Ratio in Stock Screening

The price-to-earnings (P/E) ratio is a key valuation metric that divides a company's stock price by its earnings per share (EPS). A lower P/E ratio may suggest that a stock is undervalued, while a higher P/E ratio could indicate overvaluation or higher growth expectations. Comparing a company's P/E ratio to its industry peers or historical average can provide insights into its relative valuation.

Worked Example: These Figures Today

The companies used as examples above, with the current figures behind them. Illustrations of the metric — not a ranking, not a shortlist, and not a recommendation.

Example companies for this topic, listed in the order the guide introduces them — prices, day change and market cap as of the Oct 9, 2026 trading session (FMP quote); P/E and MoonshotScore from our latest stored data. Source: Financial Modeling Prep, Yahoo Finance.
Ticker Company Price Change Market Cap MoonshotScore
AAPL Apple Inc. $336.64 -1.11% $4.9T 88
MSFT Microsoft Corporation $535.07 +2.38% $4.0T 86
GOOGL Alphabet Inc. $351.66 +0.97% $4.3T 96

Shortlist Context

The shortlist includes AAPL, MSFT, and GOOGL. * AAPL: A prominent technology company with a significant market capitalization. Further analysis of its P/E ratio in relation to its growth and industry trends is warranted. * MSFT: Another major player in the technology sector. Its P/E ratio should be evaluated in the context of its diverse business segments and growth opportunities. * GOOGL: A leading technology company with a focus on internet-related services and products. Examining its P/E ratio relative to its growth prospects and industry dynamics is crucial.
“MoonshotScore rates a US-listed stock 0 to 100 using five sector-relative pillars. Higher means stronger numbers across business quality, safety, valuation, growth and momentum. Eligible common stocks and ADRs only; funds, ETFs, warrants, units, SPACs, preferreds, and notes carry none. It is built for education and deeper due diligence, not financial advice.”
— Stock Expert AI published methodology (how MoonshotScore works)

Frequently asked questions about this topic

What does the P/E ratio tell you?

The P/E ratio indicates how much investors are willing to pay for each dollar of a company's earnings. It's a quick way to gauge if a stock is relatively cheap or expensive compared to its earnings.

What are the limitations of using the P/E ratio?

The P/E ratio doesn't tell the whole story. It doesn't account for debt, cash flow, or growth potential. Also, comparing P/E ratios across different industries can be misleading.

How do I use this P/E screen effectively?

Use this screen to generate ideas, then dig deeper. Look at the company's financials, industry trends, and future prospects. Combine the P/E ratio with other metrics for a more complete picture.

What other metrics should I consider?

Consider metrics like price-to-book (P/B), price-to-sales (P/S), and free cash flow (FCF) yield. Also, look at debt levels, dividend yield, and growth rates to get a comprehensive view.

Is a lower P/E ratio always better?

Not necessarily. A low P/E ratio could indicate undervaluation, but it might also signal that the company is facing challenges or has poor growth prospects. Always investigate the reasons behind the P/E ratio.

Explore More Research

Stock Expert AI provides data and analysis tools for educational purposes. This is not financial advice. Past performance does not guarantee future results. Always consult a qualified financial advisor before making investment decisions. Figures come from Financial Modeling Prep (FMP). If FMP has no figure for a ticker, a price or fundamental may come from a Yahoo Finance fallback, or a price from an Alpaca fallback. SEC EDGAR is used only for filing links and company identity details (legal name, address), never for figures.