{
  "caveat": "仅正股价格收益；跨股权登记日后不申购配债。配售权/缴款/转债上市损益均未入账，不能据此比较完整抢权配债策略。",
  "source_hash": "aeb09341fc236018dda5691d45abb1835cefe5e4238edae46461ec2b0af27ee2",
  "same_entry_different_exit": {
    "n": 50,
    "mean_extra_stock_return_pct": -2.744446509360006,
    "median_extra_stock_return_pct": -3.0785000000000284,
    "negative_pct": 78.0,
    "worst": [
      {
        "stock": "688092.SH",
        "name": "爱科科技",
        "buy": "20260205",
        "normal_sell": "20260610",
        "late_sell": "20260611",
        "extra_stock_return": -0.17142899999999983
      },
      {
        "stock": "605058.SH",
        "name": "澳弘电子",
        "buy": "20251023",
        "normal_sell": "20251210",
        "late_sell": "20251212",
        "extra_stock_return": -0.12304925468000039
      },
      {
        "stock": "300996.SZ",
        "name": "普联软件",
        "buy": "20250929",
        "normal_sell": "20251204",
        "late_sell": "20251205",
        "extra_stock_return": -0.07169200000000009
      },
      {
        "stock": "301193.SZ",
        "name": "家联科技",
        "buy": "20231213",
        "normal_sell": "20231221",
        "late_sell": "20231222",
        "extra_stock_return": -0.06317499999999998
      },
      {
        "stock": "600985.SH",
        "name": "淮北矿业",
        "buy": "20191219",
        "normal_sell": "20191220",
        "late_sell": "20191223",
        "extra_stock_return": -0.05911299999999997
      },
      {
        "stock": "688352.SH",
        "name": "颀中科技",
        "buy": "20250915",
        "normal_sell": "20251031",
        "late_sell": "20251103",
        "extra_stock_return": -0.057416000000000134
      },
      {
        "stock": "002381.SZ",
        "name": "双箭股份",
        "buy": "20211111",
        "normal_sell": "20220210",
        "late_sell": "20220211",
        "extra_stock_return": -0.05707200000000012
      },
      {
        "stock": "300763.SZ",
        "name": "锦浪科技",
        "buy": "20250805",
        "normal_sell": "20251016",
        "late_sell": "20251017",
        "extra_stock_return": -0.056043000000000065
      },
      {
        "stock": "688800.SH",
        "name": "瑞可达",
        "buy": "20250918",
        "normal_sell": "20251113",
        "late_sell": "20251114",
        "extra_stock_return": -0.05449800000000038
      },
      {
        "stock": "300563.SZ",
        "name": "神宇股份",
        "buy": "20250922",
        "normal_sell": "20251210",
        "late_sell": "20251211",
        "extra_stock_return": -0.05153799999999942
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  "all_issued_event_window": {
    "-1": {
      "n": 935,
      "mean_pct": 0.46578491978609626,
      "median_pct": 0.2245,
      "negative_pct": 43.208556149732615
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    "0": {
      "n": 935,
      "mean_pct": 1.6008009625668451,
      "median_pct": 1.3393,
      "negative_pct": 29.732620320855613
    },
    "1": {
      "n": 935,
      "mean_pct": 0.09533871657754009,
      "median_pct": -0.0548,
      "negative_pct": 50.48128342245989
    },
    "2": {
      "n": 935,
      "mean_pct": -2.1705045989304814,
      "median_pct": -2.0496,
      "negative_pct": 76.14973262032085
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    "3": {
      "n": 935,
      "mean_pct": -0.23600620320855617,
      "median_pct": -0.3205,
      "negative_pct": 54.97326203208556
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    "4": {
      "n": 933,
      "mean_pct": -0.006396248660235796,
      "median_pct": -0.1285,
      "negative_pct": 52.41157556270096
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    "5": {
      "n": 931,
      "mean_pct": 0.028070247046186925,
      "median_pct": -0.0752,
      "negative_pct": 50.805585392051555
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  },
  "window_definition": "日收益按发行公告日期定位，+1为严格晚于该日期的首个市场交易日；0是其前一交易日，非盘中时间戳。事件等权、非组合收益。",
  "record_date_partial_audit": {
    "coverage": {
      "matched_notice_and_record": 37,
      "normal_exit_on_record_day": 37,
      "delayed_sale_crosses_record_day": 14
    },
    "rows": [
      {
        "stock": "600483.SH",
        "name": "福能股份",
        "notice": "20251009",
        "record": "20251010",
        "normal_sell": "20251010",
        "late_sell": "20251013",
        "crosses_record": true
      },
      {
        "stock": "300763.SZ",
        "name": "锦浪科技",
        "notice": "20251015",
        "record": "20251016",
        "normal_sell": "20251016",
        "late_sell": "20251017",
        "crosses_record": true
      },
      {
        "stock": "688352.SH",
        "name": "颀中科技",
        "notice": "20251030",
        "record": "20251031",
        "normal_sell": "20251031",
        "late_sell": "20251103",
        "crosses_record": true
      },
      {
        "stock": "688800.SH",
        "name": "瑞可达",
        "notice": "20251112",
        "record": "20251113",
        "normal_sell": "20251113",
        "late_sell": "20251114",
        "crosses_record": true
      },
      {
        "stock": "688502.SH",
        "name": "茂莱光学",
        "notice": "20251119",
        "record": "20251120",
        "normal_sell": "20251120",
        "late_sell": "20251121",
        "crosses_record": true
      },
      {
        "stock": "300996.SZ",
        "name": "普联软件",
        "notice": "20251203",
        "record": "20251204",
        "normal_sell": "20251204",
        "late_sell": "20251205",
        "crosses_record": true
      },
      {
        "stock": "300563.SZ",
        "name": "神宇股份",
        "notice": "20251209",
        "record": "20251210",
        "normal_sell": "20251210",
        "late_sell": "20251211",
        "crosses_record": true
      },
      {
        "stock": "605058.SH",
        "name": "澳弘电子",
        "notice": "20251209",
        "record": "20251210",
        "normal_sell": "20251210",
        "late_sell": "20251212",
        "crosses_record": true
      },
      {
        "stock": "688003.SH",
        "name": "天准科技",
        "notice": "20251210",
        "record": "20251211",
        "normal_sell": "20251211",
        "late_sell": "20251212",
        "crosses_record": true
      },
      {
        "stock": "300378.SZ",
        "name": "鼎捷数智",
        "notice": "20251211",
        "record": "20251212",
        "normal_sell": "20251212",
        "late_sell": "20251215",
        "crosses_record": true
      },
      {
        "stock": "301036.SZ",
        "name": "双乐股份",
        "notice": "20251224",
        "record": "20251225",
        "normal_sell": "20251225",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "688300.SH",
        "name": "联瑞新材",
        "notice": "20260106",
        "record": "20260107",
        "normal_sell": "20260107",
        "late_sell": "20260108",
        "crosses_record": true
      },
      {
        "stock": "001301.SZ",
        "name": "尚太科技",
        "notice": "20260114",
        "record": "20260115",
        "normal_sell": "20260115",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "300818.SZ",
        "name": "耐普矿机",
        "notice": "20260114",
        "record": "20260115",
        "normal_sell": "20260115",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "600853.SH",
        "name": "龙建股份",
        "notice": "20260120",
        "record": "20260121",
        "normal_sell": "20260121",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "688798.SH",
        "name": "艾为电子",
        "notice": "20260120",
        "record": "20260121",
        "normal_sell": "20260121",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "603759.SH",
        "name": "海天股份",
        "notice": "20260203",
        "record": "20260204",
        "normal_sell": "20260204",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "688210.SH",
        "name": "统联精密",
        "notice": "20260226",
        "record": "20260227",
        "normal_sell": "20260227",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "603500.SH",
        "name": "祥和实业",
        "notice": "20260227",
        "record": "20260302",
        "normal_sell": "20260302",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "002452.SZ",
        "name": "长高电气",
        "notice": "20260305",
        "record": "20260306",
        "normal_sell": "20260306",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "688533.SH",
        "name": "上声电子",
        "notice": "20260316",
        "record": "20260317",
        "normal_sell": "20260317",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "300622.SZ",
        "name": "博士眼镜",
        "notice": "20260316",
        "record": "20260317",
        "normal_sell": "20260317",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "603290.SH",
        "name": "斯达半导",
        "notice": "20260414",
        "record": "20260415",
        "normal_sell": "20260415",
        "late_sell": "20260416",
        "crosses_record": true
      },
      {
        "stock": "301611.SZ",
        "name": "珂玛科技",
        "notice": "20260414",
        "record": "20260415",
        "normal_sell": "20260415",
        "late_sell": "20260416",
        "crosses_record": true
      },
      {
        "stock": "300964.SZ",
        "name": "本川智能",
        "notice": "20260415",
        "record": "20260416",
        "normal_sell": "20260416",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "301210.SZ",
        "name": "金杨精密",
        "notice": "20260416",
        "record": "20260417",
        "normal_sell": "20260417",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "300491.SZ",
        "name": "通合科技",
        "notice": "20260529",
        "record": "20260601",
        "normal_sell": "20260601",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "688377.SH",
        "name": "迪威尔",
        "notice": "20260602",
        "record": "20260603",
        "normal_sell": "20260603",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "603112.SH",
        "name": "华翔股份",
        "notice": "20260604",
        "record": "20260605",
        "normal_sell": "20260605",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "603129.SH",
        "name": "春风动力",
        "notice": "20260608",
        "record": "20260609",
        "normal_sell": "20260609",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "688092.SH",
        "name": "爱科科技",
        "notice": "20260609",
        "record": "20260610",
        "normal_sell": "20260610",
        "late_sell": "20260611",
        "crosses_record": true
      },
      {
        "stock": "301059.SZ",
        "name": "金三江",
        "notice": "20260615",
        "record": "20260616",
        "normal_sell": "20260616",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "688200.SH",
        "name": "华峰测控",
        "notice": "20260618",
        "record": "20260622",
        "normal_sell": "20260622",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "600456.SH",
        "name": "宝钛股份",
        "notice": "20260622",
        "record": "20260623",
        "normal_sell": "20260623",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "600642.SH",
        "name": "申能股份",
        "notice": "20260722",
        "record": "20260723",
        "normal_sell": "20260723",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "300815.SZ",
        "name": "玉禾田",
        "notice": "20260727",
        "record": "20260728",
        "normal_sell": "20260728",
        "late_sell": null,
        "crosses_record": false
      },
      {
        "stock": "002913.SZ",
        "name": "奥士康",
        "notice": "20260921",
        "record": "20260922",
        "normal_sell": "20260922",
        "late_sell": null,
        "crosses_record": false
      }
    ],
    "note": "只匹配当前cb_enrich中发行公告日期一致且有登记日的样本；非完整历史覆盖，不能外推频率。"
  }
}