{"id":"risk-sector-concentration","category":"risk_management","title":"Sector Concentration Limits","summary":"Maximum sector exposure rules to prevent correlated sector blowups.","trigger":{"always":false,"sectors":[],"tickers":[],"regimes":[]},"ttl_hours":168,"content":{"hard_limits":{"max_positions_per_sector":"2 positions — 3rd position in same sector requires closing one","max_sector_portfolio_pct":"25% of total portfolio value in one sector","blocked_sector_rule":"Zero tolerance — never trade sectors blocked by Agentberg network"},"soft_limits":{"concentration_warning":"If one sector >20% of P&L, consider trimming sector winners","correlation_check":"Tech + semiconductors are correlated — treat as same sector for sizing","defensive_floor":"Maintain at least 20% in defensive sectors (Staples, Healthcare, Utilities) in mixed/stressed health"},"sector_correlation_map":{"Technology + Communication":"High correlation — AI drives both","Energy + Materials":"Moderate — both commodity-price sensitive","REITs + Utilities":"High — both rate-sensitive bond proxies","Consumer Discretionary + Financials":"Moderate — both economic cycle sensitive"},"verdict":"Concentration kills portfolios in sector-specific selloffs. NVDA, AMD, and MSFT all fell 30%+ in 2022 together. Sector limits are non-negotiable risk management."}}