{
    "id": "ETF-045",
    "category": "ETF",
    "title": "ETF 集中持倉壓力測試",
    "question": "若 ETF 最大持股大跌，整體可能受多少直接影響？",
    "chart": "waterfall",
    "metric": "靜態權重一階損益（%）",
    "secondary": "受衝擊持倉比重（%）",
    "x": "持股衝擊項目",
    "y": "靜態權重一階損益（%）",
    "panels": [
        "持股衝擊瀑布",
        "權重及跌幅假設",
        "未知部位"
    ],
    "filters": [
        "基金類型",
        "比較基準",
        "自訂設定"
    ],
    "apis": [
        "FUND",
        "USER"
    ],
    "calculation": "用最新公開持股權重乘用戶給定各持股跌幅並加總，分公司展示貢獻。",
    "caveat": "固定權重情境不含再平衡、相關反應、衍生品及未知持倉；非實際基金預測。",
    "data_class": "用戶資料",
    "complexity": "高",
    "audience": "進階",
    "reach": 6,
    "frequency": 4,
    "decision": 6,
    "clarity": 9,
    "sample_labels": [
        "持股甲",
        "持股乙",
        "持股丙",
        "其他部位"
    ],
    "cadence": "每交易日收市後",
    "sample_note": "僅用於合成視覺示意，並非真實行情或投資成果。",
    "category_name": "ETF與基金",
    "score": 57.0,
    "requires_user_input": true,
    "requires_extra_plan": false,
    "source_urls": [
        "https://eodhd.com/financial-apis/stock-etfs-fundamental-data-feeds"
    ],
    "rank": 862,
    "stage": "P4",
    "svg_file": "mockups/0862-ETF-045.svg",
    "demo_fingerprint": "5e99d0b2add76698",
    "collection": "catalogue",
    "sample_annotation": {
        "sample": true,
        "as_of": "2026-10-16",
        "notice": "Charts and tables for this report are generated, deterministic synthetic sample observations for educational layout and unit demonstration only. No provider, market data or analysis engine is called, and nothing here is a statement about real securities.",
        "notice_zh": "此報告的圖表與數據為確定性生成的合成示例數據，僅供教育及版面展示；並無連接任何資料供應商或實際分析引擎，不代表任何真實證券的表現。",
        "default_filters": {
            "symbol": "0700.HK",
            "period": "1Y",
            "benchmark": "HSI"
        },
        "filters": {
            "symbol": [
                "0700.HK",
                "0005.HK",
                "AAPL.US",
                "MSFT.US",
                "SPY.US",
                "BTC-USD.CC"
            ],
            "period": [
                "1Y",
                "3Y",
                "5Y"
            ],
            "benchmark": [
                "HSI",
                "SPX",
                "BTC"
            ]
        },
        "library": {
            "version": "2026-10-19",
            "source": "https://chatgpt.com/share/6ad67223-c610-83e8-adb2-33aaf792e584",
            "sample": true
        }
    }
}