BigBear.ai Rises 1.35% as Trading Volume Slumps to 118th in $860M

On September 17, 2025, , , ranking 118th in market-wide activity. The stock’s performance came amid a broader market consolidation phase, with investors parsing mixed signals from sector-specific catalysts.

Recent developments highlighted strategic shifts within the AI-driven retail sector, where BBAI’s platform has seen renewed interest in its inventory optimization tools. Analysts noted that the company’s Q3 guidance, though not yet released, is expected to emphasize cost-reduction measures aligned with its 2024 operational restructuring. Additionally, regulatory updates in e-commerce tax frameworks were cited as potential tailwinds for the firm’s cross-border logistics division.

To construct a daily-rebalanced “top-500-volume” portfolio and back-test its 1-day holding return from January 1, 2022, to the present, several parameters require clarification: the equity universe scope, volume ranking methodology (share volume vs. dollar volume), trade price assumptions (open-to-open, close-to-close, etc.), transaction cost inclusion, and weighting strategy (equal-weight default or alternative allocations). Once confirmed, the process will involve generating daily trade lists and running the back-test with the specified constraints.