Equifax's 1.53% Drop Amid Muted Volume Slips to 492nd in Trading Activity

On September 12, 2025, , ranking 492nd in market activity. The decline occurred amid mixed market sentiment and sector-specific pressures, with no major earnings reports or regulatory updates directly linked to the stock’s performance. Analysts noted the drop as part of broader volatility in credit reporting services, though no company-specific catalysts were cited in available coverage.

Recent developments affecting the sector included shifting and regulatory scrutiny over data privacy practices. However, no direct announcements involving Equifax were reported in the provided materials. The stock’s underperformance aligned with broader market rotation away from financial services, .

To build the daily strategy you described, I need a couple of practical details before running the back-test: 1. Universe • Which market(s) should the ranking cover – e.g., all U.S.-listed common shares (NYSE + Nasdaq + AMEX) or another universe? 2. Ranking metric • Rank by share turnover (shares traded) or dollar turnover (shares × price)? 3. Weighting & capital allocation • Equal-weight the 500 names each day, or weight by volume, market-cap, etc.? • Starting cash (or notional) to assume? 4. Trading frictions • Should we include basic transaction costs or slippage, or treat the back-test as frictionless? 5. Benchmark (optional) • Any particular benchmark you’d like to compare against (e.g., S&P 500 TR)? Let me know, and I’ll set up the data pull and run the test from 2022-01-03 (first trading day of 2022) through today.