case_id: EX_HOLD_001
type: HOLD
input_summary:
  current_holding_confirmed: true
  grade: "B"
  current_weight_within_band: true
  expected_edge: 1.8
expected_output:
  investment_action: "HOLD"
  report_section: "current_holdings_analysis_report_template"
  reason: "보유수량·평단·현재가 확인 후 유지 조건 충족."