IQVIA Surges 3.71 on $260M Volume Climbs to 431st in Market Activity Amid Healthcare Sector Rally
On September 11, 2025, , ranking 431st in market activity. The stock’s performance was driven by renewed investor focus on healthcare sector resilience amid broader market volatility. Analysts noted that the move followed updates on regulatory efficiency gains and long-term contract renewals with key pharmaceutical clients, which bolstered near-term revenue visibility.
Market participants highlighted the stock’s technical momentum, . The healthcare services861198-- sector saw increased inflows as investors sought defensive plays against macroeconomic uncertainties. IQVIA’s recent earnings guidance, emphasizing cost optimization and digital transformation initiatives, further reinforced its appeal in a risk-off environment.
To run this back-test in a way that is accurate and repeatable I need to pin down a few practical details: 1. Universe • Do you want the U.S. listed equity universe (NYSE + NASDAQ + AMEX) or another market? • Should we exclude micro-caps/ETFs/ADRs, or simply take every listed common share? 2. Re-balancing convention • Buy at each day’s close and sell at the next day’s close (one-day holding period, equal-weight across the 500 names) – is that acceptable? 3. Cash treatment & costs • Assume zero commissions/slippage, or would you like me to add a transaction cost assumption (e.g., ? Once these items are confirmed I can generate the daily trading-volume ranks, form the Top-500 portfolio each day, .

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