C's 590M Surge Propels It to 312th in Liquidity Rankings

On September 19, 2025, , . , highlighting a sharp increase in investor engagement despite the absence of direct peer performance references.

The surge in volume suggests heightened short-term interest, potentially driven by strategic corporate announcements or . While no specific news items directly tied to C’s operations were disclosed, the abnormal trading activity underscores the importance of monitoring near-term liquidity dynamics and order flow patterns for potential follow-through momentum.

To ensure precision in back-testing methodologies, three critical parameters require clarification: (1) Define the —whether all U.S. exchanges (NYSE, NASDAQ, NYSE Arca) or a subset are included; (2) Specify if rankings for the "Top 500 by daily trading volume" should prioritize share count or dollar volume (price × shares), with daily rebalancing; (3) Confirm , including entry/exit timing (close-to-close, open-to-close) and cost considerations (commission/slippage adjustments). These parameters will directly impact the validity of the back-test framework.