{
    "id": "OPT-048",
    "category": "OPT",
    "title": "保障期限覆蓋日曆",
    "question": "持有認沽能覆蓋哪些已知公告事件？",
    "chart": "calendar",
    "metric": "受保護事件數（項）",
    "secondary": "期權到期與未受保護事件",
    "x": "事件日期",
    "y": "受保護事件數（項）",
    "panels": [
        "主圖：受保護事件數（項），依事件日期排列",
        "輔圖：期權到期與未受保護事件",
        "明細：保障期限覆蓋日曆的資料列、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",
        "用戶持倉與保護腿"
    ],
    "apis": [
        "OPTIONS",
        "CALENDAR",
        "USER"
    ],
    "calculation": "將用戶保護性put到期日與持倉業績公告日排列，標出事件前已到期的保護。",
    "caveat": "僅檢查時間覆蓋；還須核對數量、履約價和真實持股。 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": "用戶資料",
    "complexity": "中",
    "audience": "進階",
    "reach": 6,
    "frequency": 7,
    "decision": 7,
    "clarity": 9,
    "sample_labels": [
        "期權到期",
        "業績公布",
        "保障仍有效",
        "保障已失效"
    ],
    "cadence": "美股收市後日更",
    "category_name": "美股期權",
    "score": 68.5,
    "requires_user_input": true,
    "requires_extra_plan": true,
    "source_urls": [
        "https://eodhd.com/marketplace/unicornbay/options",
        "https://eodhd.com/financial-apis/calendar-upcoming-earnings-ipos-and-splits"
    ],
    "rank": 639,
    "stage": "P3",
    "svg_file": "mockups/0639-OPT-048.svg",
    "demo_fingerprint": "a0b8fc3a6240135a",
    "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
        }
    }
}