{
    "id": "OPT-002",
    "category": "OPT",
    "title": "認沽認購成交比",
    "question": "期權成交偏向認沽還是認購？",
    "chart": "line",
    "metric": "Put／Call 成交量比（倍）",
    "secondary": "兩邊合約成交量（張）",
    "x": "日終日期",
    "y": "Put／Call 成交量比（倍）",
    "panels": [
        "主圖：Put／Call 成交量比（倍），依日終日期排列",
        "輔圖：兩邊合約成交量（張）",
        "明細：認沽認購成交比的資料列、觀測日期與缺值狀態"
    ],
    "filters": [
        "美股標的與報價日",
        "到期日與行權價",
        "股票池及到期範圍"
    ],
    "apis": [
        "OPTIONS"
    ],
    "calculation": "對同日同股票池按 type 加總 volume；put sum/call sum，call=0則缺值。",
    "caveat": "沒有主動買賣方向，認沽成交增加不等於看淡買入。 Marketplace 額外方案；僅美股日終快照，不含逐筆買賣方向或券商庫存；先驗證合約乘數。",
    "data_class": "額外方案",
    "complexity": "中",
    "audience": "進階",
    "reach": 7,
    "frequency": 8,
    "decision": 8,
    "clarity": 9,
    "sample_labels": [
        "認沽成交",
        "認購成交",
        "比率上升",
        "比率下降"
    ],
    "cadence": "美股收市後日更",
    "category_name": "美股期權",
    "score": 77.5,
    "requires_user_input": false,
    "requires_extra_plan": true,
    "source_urls": [
        "https://eodhd.com/marketplace/unicornbay/options"
    ],
    "rank": 391,
    "stage": "P2",
    "svg_file": "mockups/0391-OPT-002.svg",
    "demo_fingerprint": "5ad2ab64d51091f3",
    "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
        }
    }
}