Systems including a hub platform, communication network, and memory configured for processing data involving time-stamped/time-sensitive aspects and other features are disclosed. In one example, such system may comprise a hub entity computer platform and associated computing components configured to generate a hub entity and a plurality of portals including at least first and second portals, wherein information displayed therein is automatically updated in real-time between portals, automatically attach timestamps and identifier information to orders upon receipt and acceptance thereof, automatically generate and/or process order book data, generate and/or interactively display GUI-based order depth tables that are automatically updated/sorted/ranked based on various inputs and/or information, generate order depth graphs for display, and/or generate other GUI features that, for example, graphically display and automatically update level-of-involvement information.