Monday.com Stock Plunges 1.40% on $250M Volume, Hits 403rd in U.S. Rankings

On September 24, 2025, monday.com (MNDY) closed down 1.40% with a trading volume of $0.25 billion, ranking 403rd among U.S. equities. The stock's performance reflected broader market caution amid mixed macroeconomic signals and sector-specific pressures.

Recent developments highlighted regulatory scrutiny as authorities intensified investigations into data privacy compliance for SaaS platforms. Analysts noted this could elevate operational costs for monday.com, though the company has yet to disclose concrete impacts. Meanwhile, a shift in enterprise software procurement trends toward cost-cutting measures pressured demand for productivity tools, affecting sentiment toward the stock.

Technical indicators showed short-term volatility as traders navigated uncertain guidance from earnings reports. With no major product launches or partnerships announced recently, the stock's movement remained largely decoupled from fundamental catalysts, instead mirroring broader market risk-off behavior observed in tech-heavy indices.

To build and evaluate this strategy rigorously, we need to generate every trading day from 2022-01-03 through today a list of the 500 U.S. stocks with the highest dollar (or share) trading volume, buy them at the chosen execution price, hold the positions for one session, and close them the next session. Key parameters include universe definition, volume metric selection, execution timing, and cost assumptions, which will determine the strategy's performance characteristics against relevant benchmarks.