12:15窗口：科创50半日涨5.18%，半导体链走强

[
  {
    "event_id": "CLS-STAR50-SEMICONDUCTOR-20260805",
    "title": "科创50半日涨5.18%，半导体链走强",
    "event_time_utc": "2026-08-05T03:31:21Z",
    "event_time_quality": "exact",
    "published_at_utc": "2026-08-05T03:31:21Z",
    "event_type": "price_quote",
    "asset_keys": ["SEMICONDUCTOR"],
    "direction_score": 2,
    "confidence": 94,
    "horizon": "intraday",
    "raw_facts": {
      "actual": {
        "科创50指数": "半日涨超5%；关联报价+5.18%",
        "沪深两市半日成交额": "1.69万亿",
        "较上个交易日": "放量3290亿",
        "全市场上涨个股": "超3900只",
        "半导体产业链": "金海通2连板；和远气体、大为股份、中巨芯、江化微涨停"
      },
      "consensus": "原文未披露",
      "prior": "原文未披露"
    },
    "transmission_chain": "科创50与半导体产业链相关股票同步走强，可能通过成分股联动和板块风险偏好变化影响SEMICONDUCTOR（SSE.512480）的场内定价；该事件是行业与指数盘面事实，不替代标的自身行情。",
    "invalidation_conditions": [
      "财联社后续更正科创50指数涨幅或相关盘面数据。",
      "半导体产业链强势未能延续，或SEMICONDUCTOR与该板块走势出现明显背离。"
    ],
    "source_urls": [
      "https://www.cls.cn/detail/2446061"
    ],
    "source_tier": "B"
  }
]