MarketWatch has identified 20 growth stocks currently available at valuations typically associated with value shares. These companies trade at price-to-earnings ratios at or lower than half the S&P 500's multiple, a striking discount in a market that has favored growth names for years.

This anomaly suggests a potential disconnect between market pricing and underlying business performance. Investors often pay a premium for growth, yet these equities offer expansion potential without the usual cost, a pattern that could signal opportunity or caution.

The identified stocks also feature much higher projected revenue growth rates relative to the broader index. While the S&P 500 represents a mature basket of companies, this subset is expected to expand its top lines at a faster clip, according to the analysis.

For portfolio managers, the discovery may prompt rebalancing toward these overlooked names. If growth materializes as projected, current pricing could lead to outsized returns; however, a protracted downturn might erase the valuation gap quickly.

The counterargument holds that these stocks may be cheap for underlying reasons—such as operational risks or sector headwinds—that the simple P/E metric fails to capture, making them potential value traps.