This course explains Early Portfolio Stress Aggregation Signals and their role in identifying emerging risks across borrowers and segments within Business Loan credit portfolios. It covers how stress indicators are aggregated across dimensions such as sector, geography, borrower segment, and product type, along with the methodologies, thresholds, and rebalancing triggers used to monitor concentration risk. The course also highlights how these signals support ongoing portfolio monitoring by enabling early escalation, watch-list placement, and strategic credit actions to prevent portfolio deterioration.