{
  "date": "2026-08-19",
  "data_time": "2026-08-19T17:31:48+08:00",
  "version": "morning_data-v1.3",
  "market": {
    "twse": {
      "close": 44719.35,
      "change": -589.33,
      "change_pct": -1.3,
      "volume_billion_twd": 8902.7,
      "volume_unit": "億元",
      "date": "2026-08-19"
    },
    "tpex": {
      "close": 384.79,
      "change": -6.04,
      "change_pct": -1.55,
      "volume_billion_twd": 1792.26,
      "volume_unit": "億元",
      "date": "2026-08-19"
    }
  },
  "three_investors": {
    "twse": {
      "foreign": {
        "buy": 3454.71,
        "sell": 3871.11,
        "net": -416.39
      },
      "investment_trust": {
        "buy": 199.72,
        "sell": 320.63,
        "net": -120.91
      },
      "dealer": {
        "buy": 379.27,
        "sell": 550.46,
        "net": -171.18
      },
      "total_net": -708.48,
      "unit": "億元",
      "date": "2026-08-19"
    },
    "tpex": null
  },
  "top_foreign_movers": {
    "buy_top10": [
      {
        "code": "2609",
        "name": "陽明",
        "net_shares": 31191495,
        "net_value_million": null
      },
      {
        "code": "3045",
        "name": "台灣大",
        "net_shares": 18646206,
        "net_value_million": null
      },
      {
        "code": "1216",
        "name": "統一",
        "net_shares": 13274283,
        "net_value_million": null
      },
      {
        "code": "2886",
        "name": "兆豐金",
        "net_shares": 12062381,
        "net_value_million": null
      },
      {
        "code": "2603",
        "name": "長榮",
        "net_shares": 8541302,
        "net_value_million": null
      },
      {
        "code": "6116",
        "name": "彩晶",
        "net_shares": 8128183,
        "net_value_million": null
      },
      {
        "code": "2027",
        "name": "大成鋼",
        "net_shares": 8038518,
        "net_value_million": null
      },
      {
        "code": "2303",
        "name": "聯電",
        "net_shares": 7800989,
        "net_value_million": null
      },
      {
        "code": "1102",
        "name": "亞泥",
        "net_shares": 7594008,
        "net_value_million": null
      },
      {
        "code": "2542",
        "name": "興富發",
        "net_shares": 6655818,
        "net_value_million": null
      }
    ],
    "sell_top10": [
      {
        "code": "3481",
        "name": "群創",
        "net_shares": -61131261,
        "net_value_million": null
      },
      {
        "code": "6770",
        "name": "力積電",
        "net_shares": -48520819,
        "net_value_million": null
      },
      {
        "code": "0050",
        "name": "元大台灣50",
        "net_shares": -34668003,
        "net_value_million": null
      },
      {
        "code": "2887",
        "name": "台新新光金",
        "net_shares": -29823211,
        "net_value_million": null
      },
      {
        "code": "2884",
        "name": "玉山金",
        "net_shares": -25211898,
        "net_value_million": null
      },
      {
        "code": "2324",
        "name": "仁寶",
        "net_shares": -20436250,
        "net_value_million": null
      },
      {
        "code": "2885",
        "name": "元大金",
        "net_shares": -19453031,
        "net_value_million": null
      },
      {
        "code": "2891",
        "name": "中信金",
        "net_shares": -16472475,
        "net_value_million": null
      },
      {
        "code": "2883",
        "name": "凱基金",
        "net_shares": -15105393,
        "net_value_million": null
      },
      {
        "code": "2634",
        "name": "漢翔",
        "net_shares": -14474452,
        "net_value_million": null
      }
    ],
    "date": "2026-08-19"
  },
  "futures": {
    "foreign_taiwan_index_oi_net": -83474,
    "foreign_oi_long": 14587,
    "foreign_oi_short": 98061,
    "comment": "外資台指期(TX)未平倉淨多空(口數)、負值=淨空",
    "date": "2026-08-17",
    "lag_days": 2,
    "freshness": "stale",
    "stale_warning": "⚠ OI 資料日 2026-08-17 落後報告日 2 個平日（正常為 1）、引用時必須標明資料日",
    "month_settlement_date": "2026-08-19",
    "crosses_settlement": true,
    "settlement_warning": "⚠ 資料日 2026-08-17 在 2026-08-19 結算日之前、報告日已跨結算：新舊月合約換倉、淨空口數不可與結算前直接比較"
  },
  "sectors": {
    "semiconductor": {
      "close": 1494.45,
      "change_pct_d1": -1.4,
      "leading_stocks": [
        "2330",
        "2454",
        "2303"
      ]
    },
    "electronics": {
      "close": 2847.7,
      "change_pct_d1": -1.38,
      "leading_stocks": [
        "2330",
        "2317",
        "2454"
      ]
    },
    "finance": {
      "close": 3145.21,
      "change_pct_d1": -1.05,
      "leading_stocks": [
        "2882",
        "2891",
        "2885"
      ]
    },
    "electronic_components": {
      "close": 932.86,
      "change_pct_d1": -2.04,
      "leading_stocks": [
        "2308",
        "3008"
      ]
    },
    "comment": "資料來源: TWSE 類股指數 (MI_INDEX type=IND)。AI 伺服器 / 蘋概 / 傳產等概念股無對應指數、leading stocks 代表股清單見 CONCEPT_SECTOR_LEADERS、v1.x 待擴充。"
  },
  "mega_caps": {
    "stocks": {
      "2330": {
        "name": "台積電",
        "close": 2350.0,
        "change": -30.0,
        "change_pct": -1.26
      },
      "2317": {
        "name": "鴻海",
        "close": 245.0,
        "change": -4.0,
        "change_pct": -1.61
      },
      "2454": {
        "name": "聯發科",
        "close": 3845.0,
        "change": -40.0,
        "change_pct": -1.03
      },
      "2382": {
        "name": "廣達",
        "close": 331.0,
        "change": 4.0,
        "change_pct": 1.22
      },
      "2412": {
        "name": "中華電",
        "close": 136.0,
        "change": -1.0,
        "change_pct": -0.73
      },
      "2882": {
        "name": "國泰金",
        "close": 98.3,
        "change": -0.9,
        "change_pct": -0.91
      }
    },
    "data_date": "2026-08-19",
    "stale_vs_report": false,
    "missing": [],
    "comment": "權值股六檔。TWSE 官方盤後(MI_INDEX ALLBUT0999)。stale_vs_report=true 時為前一交易日值、引用需標明"
  },
  "theme_stocks": {
    "stocks": {
      "2408": {
        "name": "南亞科",
        "close": 481.0,
        "change": -34.0,
        "change_pct": -6.6
      },
      "2344": {
        "name": "華邦電",
        "close": 168.0,
        "change": -8.5,
        "change_pct": -4.82
      },
      "2337": {
        "name": "旺宏",
        "close": 119.0,
        "change": -3.0,
        "change_pct": -2.46
      },
      "6770": {
        "name": "力積電",
        "close": 66.6,
        "change": -3.1,
        "change_pct": -4.45
      }
    },
    "data_date": "2026-08-19",
    "stale_vs_report": false,
    "missing": [],
    "comment": "主題股：記憶體族群。TWSE 官方盤後(MI_INDEX ALLBUT0999)。stale_vs_report=true 時為前一交易日值、引用需標明"
  },
  "chips_dashboard": {
    "foreign": {
      "streak_days": -2,
      "streak_desc": "連2賣",
      "gap_in_series": false,
      "sum_5d": 1128.68,
      "series_5d": [
        {
          "date": "2026-08-13",
          "net": 756.95
        },
        {
          "date": "2026-08-14",
          "net": 453.51
        },
        {
          "date": "2026-08-17",
          "net": 454.47
        },
        {
          "date": "2026-08-18",
          "net": -119.86
        },
        {
          "date": "2026-08-19",
          "net": -416.39
        }
      ]
    },
    "investment_trust": {
      "streak_days": -1,
      "streak_desc": "連1賣",
      "gap_in_series": false,
      "sum_5d": -162.01
    },
    "futures_oi": {
      "series_5d": [
        {
          "date": "2026-08-11",
          "net": -88924
        },
        {
          "date": "2026-08-12",
          "net": -86633
        },
        {
          "date": "2026-08-13",
          "net": -86249
        },
        {
          "date": "2026-08-14",
          "net": -85179
        },
        {
          "date": "2026-08-17",
          "net": -83474
        }
      ],
      "change_5d": 5450,
      "settlement_in_range": null
    },
    "unit": "法人=億元、期貨=口",
    "comment": "連N買賣以 TWSE BFI82U 日淨額連續同號計、確認休市日橋接；gap_in_series=true 表示回溯遇到未確認的資料洞、連N在該處截斷（實際可能更長）；sum_5d=近5個有資料交易日累計；futures_oi.settlement_in_range 非 null 時序列跨月結算、前後不可直接比較"
  },
  "technical_levels": {
    "taiex": {
      "ma5": 45543.56,
      "ma10": 45190.79,
      "ma20": 44005.1,
      "ma60": 44811.97,
      "ma120": 40738.87,
      "ma240": 34422.75,
      "deviation_pct": {
        "ma5": -1.81,
        "ma10": -1.04,
        "ma20": 1.62,
        "ma60": -0.21,
        "ma120": 9.77,
        "ma240": 29.91
      },
      "close": 44719.35,
      "data_date": "2026-08-19"
    },
    "tsmc_2330": {
      "ma5": 2392.0,
      "ma10": 2388.5,
      "ma20": 2359.75,
      "ma60": 2376.58,
      "ma120": 2203.29,
      "ma240": 1843.44,
      "deviation_pct": {
        "ma5": -1.76,
        "ma10": -1.61,
        "ma20": -0.41,
        "ma60": -1.12,
        "ma120": 6.66,
        "ma240": 27.48
      },
      "close": 2350.0,
      "data_date": "2026-08-19"
    },
    "comment": "六條均線以官方日收盤簡單平均（不還原除權息）；deviation_pct = (收盤-均線)/均線%；insufficient_history=true 表示該序列不足 240 日、缺的均線為 null"
  },
  "metadata": {
    "generator": "morning_data.py v1.3",
    "data_completeness": {
      "stock_quotes": true,
      "mega_caps": true,
      "theme_stocks": true,
      "twse_market": true,
      "tpex_market": true,
      "twse_three_investors": true,
      "top_foreign_movers": true,
      "foreign_futures": true,
      "sectors_twse_industries": true,
      "chips_dashboard": true,
      "technical_levels": true,
      "tpex_three_investors": false,
      "sectors_concept": false,
      "margin": false
    },
    "errors": [],
    "scan_target_date": "2026-08-19",
    "note": "TAIFEX 期貨資料常 D-1 (盤後 ~21:00 才發)、futures.date 標明對應交易日、v1.1 起 futures.lag_days>1 = stale、crosses_settlement=true 時 OI 不可與結算前比較。mega_caps.stale_vs_report=true 時為前一交易日值。chips_dashboard = 外資/投信連N買賣 + 5日累計 + 期貨OI 5日序列。tpex_three_investors / sectors_concept / margin 不收、預計 v1.x 補。",
    "generated_at": "2026-08-19T17:31:53+08:00",
    "revision": 1
  },
  "dated_urls": {
    "base": "https://stock-daily-97u.pages.dev",
    "pattern": "https://stock-daily-97u.pages.dev/morning_data_{date}.json",
    "generated_from": "2026-08-19",
    "note": "未來 30 日曆日的帶日期 URL。該日尚未產出時 Cloudflare Pages 會 SPA fallback 回首頁 HTML（HTTP 200、content-type=text/html）而非 404 —— 前端務必以 content-type=application/json 或「body 可解析為含 metadata.date 的 JSON」判斷是否當日真檔、否則視同缺檔走退路往前找最近交易日",
    "urls": [
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        "url": "https://stock-daily-97u.pages.dev/morning_data_2026-08-23.json"
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        "url": "https://stock-daily-97u.pages.dev/morning_data_2026-08-25.json"
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        "date": "2026-09-01",
        "url": "https://stock-daily-97u.pages.dev/morning_data_2026-09-01.json"
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        "date": "2026-09-02",
        "url": "https://stock-daily-97u.pages.dev/morning_data_2026-09-02.json"
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        "url": "https://stock-daily-97u.pages.dev/morning_data_2026-09-05.json"
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        "url": "https://stock-daily-97u.pages.dev/morning_data_2026-09-06.json"
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        "url": "https://stock-daily-97u.pages.dev/morning_data_2026-09-12.json"
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      {
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        "url": "https://stock-daily-97u.pages.dev/morning_data_2026-09-13.json"
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      {
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        "url": "https://stock-daily-97u.pages.dev/morning_data_2026-09-14.json"
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      {
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        "url": "https://stock-daily-97u.pages.dev/morning_data_2026-09-15.json"
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      {
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        "url": "https://stock-daily-97u.pages.dev/morning_data_2026-09-16.json"
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        "url": "https://stock-daily-97u.pages.dev/morning_data_2026-09-17.json"
      }
    ]
  },
  "overnight": {
    "updated_at": "2026-08-20T06:40:36+08:00",
    "comment": "早晨補跑（morning_update.py）：ADR 折溢價 + 夜盤隱含跳空。17:30 daily.bat 重產時本區塊消失、翌晨 06:40 重新注入。",
    "adr_tsm": {
      "adr_close": 412.09,
      "adr_trade_date": "2026-08-19",
      "adr_change_pct": -0.32,
      "usdtwd": 31.852,
      "usdtwd_change_pct": 0.01,
      "usdtwd_trade_date": "2026-08-19",
      "usdtwd_quote_time": "2026-08-19T23:38+01:00",
      "fx_date_matches_adr": true,
      "implied_twd_price": 2625.2,
      "spot_close": 2350.0,
      "spot_close_date": "2026-08-19",
      "premium_pct": 11.71,
      "premium_ma20": 12.72,
      "premium_ma20_n": 20,
      "premium_deviation_pp": -1.01,
      "premium_trend_5d": [
        {
          "date": "2026-08-13",
          "premium_pct": 13.57
        },
        {
          "date": "2026-08-14",
          "premium_pct": 13.94
        },
        {
          "date": "2026-08-17",
          "premium_pct": 14.43
        },
        {
          "date": "2026-08-18",
          "premium_pct": 10.77
        },
        {
          "date": "2026-08-19",
          "premium_pct": 11.71
        }
      ],
      "comment": "折溢價 = ADR×匯率/5 對現股收盤。溢價收斂 = ADR 指向現股向下修正（先行指標）。adr_change_pct = ADR 隔夜單日漲跌。premium_ma20 = 溢價20日均（premium_ma20_n 為實際樣本數、<20 表示歷史尚在累積）、premium_deviation_pp = 當日溢價-20日均（百分點）。usdtwd 為 06:40 全球 offshore spot 即時報價、非台北 16:00 官方收盤（實測 2026-08-01 spot 32.295 vs 官方 32.292）；僅供 ADR 折溢價換算、不得引用為「新台幣收盤」"
    },
    "night_futures": {
      "contract": "臺指期096",
      "session_start_date": "2026-08-19",
      "day_session_close_date": "2026-08-19",
      "fetched_at": "2026-08-20T06:40:02+08:00",
      "session_complete": true,
      "volume": 41503,
      "volume_vs_day_pct": 52.2,
      "volume_ratio_reliable": false,
      "day_session_volume": 79450,
      "day_session_volume_date": "2026-08-17",
      "night_close": 44802.0,
      "day_session_close": 44500.0,
      "change": 302.0,
      "change_pct": 0.68,
      "twse_spot_close": 44719.35,
      "implied_spot_open": 45023.0,
      "implied_gap_pct": 0.68,
      "comment": "夜盤台指期近月 vs 其日盤收盤。隱含開盤 = 加權收盤×(1+夜盤漲跌%)、以百分比轉移法估算、含基差誤差、僅供開盤方向參考。volume_vs_day_pct = 夜盤量/日盤量%（基準日見 day_session_volume_date、官方端點常落後1-2交易日）；比值低=薄市場、夜盤漲跌指示性弱、日盤開盤後常被否決。volume_ratio_reliable=false 時分母非前一交易日日盤量、不得用於薄量／非薄量判定"
    },
    "us_mega_movers": {
      "trade_date": "2026-08-19",
      "threshold_pct": 3.0,
      "movers": [
        {
          "symbol": "AVGO",
          "name": "Broadcom",
          "close": 362.48,
          "change_pct": -4.61
        },
        {
          "symbol": "AMD",
          "name": "AMD",
          "close": 466.42,
          "change_pct": -3.71
        },
        {
          "symbol": "NFLX",
          "name": "Netflix",
          "close": 80.22,
          "change_pct": 3.15
        },
        {
          "symbol": "TSLA",
          "name": "Tesla",
          "close": 351.12,
          "change_pct": 4.23
        },
        {
          "symbol": "LLY",
          "name": "Eli Lilly",
          "close": 1280.34,
          "change_pct": 4.46
        }
      ],
      "all": [
        {
          "symbol": "NVDA",
          "change_pct": -0.99
        },
        {
          "symbol": "MSFT",
          "change_pct": 0.56
        },
        {
          "symbol": "AAPL",
          "change_pct": 2.19
        },
        {
          "symbol": "GOOGL",
          "change_pct": 0.15
        },
        {
          "symbol": "AMZN",
          "change_pct": 2.46
        },
        {
          "symbol": "META",
          "change_pct": 0.43
        },
        {
          "symbol": "AVGO",
          "change_pct": -4.61
        },
        {
          "symbol": "TSM",
          "change_pct": -0.32
        },
        {
          "symbol": "TSLA",
          "change_pct": 4.23
        },
        {
          "symbol": "BRK-B",
          "change_pct": -0.66
        },
        {
          "symbol": "LLY",
          "change_pct": 4.46
        },
        {
          "symbol": "WMT",
          "change_pct": -0.78
        },
        {
          "symbol": "JPM",
          "change_pct": -1.65
        },
        {
          "symbol": "V",
          "change_pct": 0.35
        },
        {
          "symbol": "ORCL",
          "change_pct": 0.71
        },
        {
          "symbol": "MA",
          "change_pct": -0.1
        },
        {
          "symbol": "XOM",
          "change_pct": -0.48
        },
        {
          "symbol": "COST",
          "change_pct": -0.45
        },
        {
          "symbol": "UNH",
          "change_pct": -1.35
        },
        {
          "symbol": "PG",
          "change_pct": 0.65
        },
        {
          "symbol": "NFLX",
          "change_pct": 3.15
        },
        {
          "symbol": "AMD",
          "change_pct": -3.71
        }
      ],
      "fetch_failed": [],
      "comment": "美股 mega-cap 22 檔固定清單（市值前20大+NFLX/AMD）、|漲跌|>=3.0% 列入 movers（由跌到漲排序）。漲跌原因需晨報自查、本區塊只保證數字與覆蓋完整性"
    },
    "global_quotes": {
      "us_indices": {
        "^DJI": {
          "name": "道瓊工業",
          "price": 53463.05,
          "change_pct": 0.22,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T16:38-04:00"
        },
        "^GSPC": {
          "name": "標普500",
          "price": 7707.98,
          "change_pct": 0.21,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T16:38-04:00"
        },
        "^IXIC": {
          "name": "那斯達克",
          "price": 26331.09,
          "change_pct": 0.16,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T17:15-04:00"
        },
        "^SOX": {
          "name": "費城半導體",
          "price": 11738.226,
          "change_pct": -2.12,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T17:15-04:00"
        },
        "^VIX": {
          "name": "VIX恐慌指數",
          "price": 14.89,
          "change_pct": -6.0,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T15:15-05:00"
        }
      },
      "fx": {
        "DX-Y.NYB": {
          "name": "美元指數",
          "price": 98.768,
          "change_pct": -0.89,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T18:04-04:00"
        },
        "JPY=X": {
          "name": "美元兌日圓",
          "price": 158.112,
          "change_pct": -0.77,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T23:40+01:00"
        }
      },
      "us_futures": {
        "ES=F": {
          "name": "標普500期貨",
          "price": 7738.5,
          "change_pct": 0.32,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T18:30-04:00"
        },
        "NQ=F": {
          "name": "那斯達克100期貨",
          "price": 29615.75,
          "change_pct": 0.1,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T18:30-04:00"
        }
      },
      "rates": {
        "^TNX": {
          "name": "美10年期公債殖利率",
          "price": 4.653,
          "change_pct": -1.13,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T13:59-05:00",
          "change_bp": -5.3,
          "unit": "%（殖利率）"
        },
        "^TYX": {
          "name": "美30年期公債殖利率",
          "price": 5.194,
          "change_pct": -1.72,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T13:59-05:00",
          "change_bp": -9.1,
          "unit": "%（殖利率）"
        }
      },
      "europe": {
        "^GDAXI": {
          "name": "德國DAX",
          "price": 26091.33,
          "change_pct": -0.14,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T18:00+02:00"
        },
        "^FCHI": {
          "name": "法國CAC40",
          "price": 8501.91,
          "change_pct": -0.09,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T18:05+02:00"
        },
        "^FTSE": {
          "name": "英國FTSE100",
          "price": 10743.35,
          "change_pct": 0.14,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T16:35+01:00"
        }
      },
      "asia": {
        "^N225": {
          "name": "日經225",
          "price": 65326.42,
          "change_pct": -3.16,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T15:45+09:00"
        },
        "^KS11": {
          "name": "韓國KOSPI",
          "price": 6471.17,
          "change_pct": -5.8,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T18:05+09:00"
        },
        "^HSI": {
          "name": "恆生指數",
          "price": 25495.07,
          "change_pct": 0.09,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T16:09+08:00"
        },
        "000001.SS": {
          "name": "上證指數",
          "price": 3894.422,
          "change_pct": -2.4,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T15:00+08:00"
        },
        "000660.KS": {
          "name": "SK海力士",
          "price": 1500000.0,
          "change_pct": -9.75,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T15:30+09:00"
        },
        "005930.KS": {
          "name": "三星電子",
          "price": 247500.0,
          "change_pct": -7.82,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T15:30+09:00"
        }
      },
      "commodities": {
        "CL=F": {
          "name": "西德州原油",
          "price": 84.36,
          "change_pct": -0.68,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T18:29-04:00"
        },
        "BZ=F": {
          "name": "布蘭特原油",
          "price": 91.53,
          "change_pct": 0.56,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T18:21-04:00"
        },
        "GC=F": {
          "name": "黃金",
          "price": 4577.8,
          "change_pct": 4.85,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T18:30-04:00"
        }
      },
      "taiwan_etf": {
        "0050.TW": {
          "name": "元大台灣50",
          "price": 103.1,
          "change_pct": -1.72,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T13:30+08:00"
        },
        "00631L.TW": {
          "name": "元大台灣50正2",
          "price": 33.96,
          "change_pct": -2.44,
          "change_from_date": "2026-08-18",
          "trade_date": "2026-08-19",
          "quote_time": "2026-08-19T13:30+08:00"
        }
      },
      "fetch_failed": [],
      "comment": "Yahoo v8 chart API。trade_date=該市場當地交易日、quote_time=報價當地時點（判斷收盤價 vs 盤中價的依據：例 DAX 18:00=已收、日經 09:13=盤中）。us_futures 於台北早晨仍在交易（price=當下報價、非收盤）；rates 的 change_bp 為基點變化（殖利率專用、change_pct 為相對變化易誤讀）。trade_date 落後一日時多為 Yahoo 日K更新延遲、price 仍為即時值。change_pct 一律為「change_from_date 收盤 → 現價」的變化：引用單日漲跌前請確認 change_from_date 是前一交易日"
    },
    "settlement_today": {
      "date": "2026-08-20",
      "kind": "none",
      "label": "非結算日",
      "comment": "日曆推算（週三=週選、第三個週三=月結算）、不含國定假日調整。date 為本檔產生日；前端走退路取到舊檔時須自行核對 date 是否等於讀取當日、否則本結算狀態屬於另一個早晨（H-5）"
    },
    "dca_signal_0050": {
      "date": "2026-08-19",
      "close": 103.1,
      "k": 56.98,
      "d": 74.95,
      "ma20": 102.42,
      "dev20_pct": 0.66,
      "last_bar_source": "meta.regularMarketPrice",
      "light": "none",
      "triggered_by": [],
      "rule": "green: K<20 或 dev20<-5；red: K>80 或 dev20>+5（D 方案、2026-07-25 五年三標的回測選定）"
    },
    "margin_balance": {
      "date": "2026-08-19",
      "balance_100m": 5481.9,
      "change_100m": 11.78,
      "unit": "億元",
      "comment": "融資餘額（TWSE MI_MARGN「融資金額」今日餘額換算億元）；change_100m 為對前日增減、正=加碼（散戶追、通常偏空訊號）"
    },
    "completeness": {
      "md_market_date": "2026-08-19",
      "md_market_date_ok": true,
      "adr_present": true,
      "night_present": true,
      "dca_present": true,
      "margin_present": true,
      "dca_date_matches_market": true,
      "margin_date_matches_market": true,
      "night_session_matches_market": true,
      "night_volume_ratio_reliable": false,
      "fx_date_matches_adr": true,
      "settlement_present": true
    }
  }
}