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On September 29, 2025,
(XYZ) surged 2.33% with a trading volume of $540 million, ranking 205th in market activity. The stock's performance followed a strategic shift in its payment processing division, which announced enhanced small business support tools and expanded international partnerships. These developments were highlighted in regulatory filings and investor briefings, signaling improved operational flexibility.Recent corporate updates indicated a restructuring of merchant fee structures to accommodate lower-cost transaction models, potentially boosting mid-tier client retention. The company also disclosed preliminary integration progress with two regional fintech platforms, which could enhance cross-border payment capabilities by Q1 2026. Analyst commentary emphasized the potential for these initiatives to stabilize revenue streams amid broader market volatility.
Block's board approved a revised capital allocation framework prioritizing technology investments over share repurchases, reflecting confidence in long-term growth. This decision aligns with recent product launches targeting underbanked SMEs, including AI-driven credit assessment tools. Market participants interpreted these moves as evidence of management's focus on scalable revenue generation rather than short-term earnings optimization.
To set up this back-test robustly I need a bit of clarification: 1. Universe • Do you want to rank ALL U.S. common stocks (≈ 3,000+) by dollar trading volume each day, or a specific subset (e.g., S&P 1500 constituents, Nasdaq only, etc.)? • Should secondary listings, ADRs, ETFs, etc. be excluded? 2. Trade price & timing • Buy at the same-day close and sell at the next-day close (typical implementation), or another pricing convention (e.g., next-day open)? • Any commission/slippage assumptions to include? 3. Weighting rules • Equal-weight each of the 500 names, or weight them by (say) inverse volatility or trading volume? • Rebalance every trading day (i.e., fully refresh the list each day)? 4. Output format • Do you want the portfolio’s equity curve & summary statistics only, or a full day-by-day position log as well? Once I have these details I can generate the signal file, run the back-test, and present the interactive results.

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