恒生科技ETF 15:00窗口：南向净卖出58.56亿元，恒指季检仍未列出 (2026)

[
  {
    "event_id": "eastmoney-hk-20260821-southbound-daily-netsell-5856",
    "title": "南向资金日度净卖出扩大至58.56亿元",
    "event_time_utc": null,
    "event_time_quality": "day_only",
    "published_at_utc": "2026-08-21T07:03:19Z",
    "event_type": "capital_flow",
    "asset_keys": ["HSTECH"],
    "direction_score": {"HSTECH": -1},
    "confidence": 88,
    "horizon": "intraday",
    "raw_facts": {
      "asset": "SSE.513130 恒生科技ETF",
      "observation_window_local": "2026-08-21 14:00—15:00 Asia/Shanghai",
      "source_page": "东方财富沪深港通资金页",
      "source_data_date": "2026-08-21",
      "southbound_net_buy": "-58.56亿元人民币",
      "hk_connect_sh_net_buy": "-48.14亿元人民币",
      "hk_connect_sz_net_buy": "-10.42亿元人民币",
      "southbound_buy_amount": "401.12亿元人民币",
      "southbound_sell_amount": "459.68亿元人民币",
      "source_arithmetic": "401.12亿元人民币 - 459.68亿元人民币 = -58.56亿元人民币",
      "prior_window_value": "2026-08-21 10:00—11:00东方财富盘中值-13.15亿元人民币",
      "supersedes": "eastmoney-hk-20260821-southbound-intraday-netsell-1315",
      "official_daily_data_status": "本窗口未取得港交所官方2026-08-21南向日度净流入或持股额字段；当前数值来自东方财富页面的当日汇总口径",
      "source_observation_time": "2026-08-21 15:03:19 Asia/Shanghai；页面未披露独立发布时间"
    },
    "transmission_chain": "南向资金日度成交净卖出58.56亿元人民币且较11:00盘中值扩大→对恒生科技权重股的边际流动性支持转弱→SSE.513130对应HSTECH的资金面外部变量暂偏负。",
    "invalidation_conditions": "港交所官方日度值或可核验替代来源修正2026-08-21南向净流向，尤其由净卖出改为净买入或明显收窄时，本事件由更新事件替代。",
    "source_urls": [
      "https://data.eastmoney.com/hsgt/hsgtV2.html",
      "https://data.eastmoney.com/hsgtV2/hsgtDetail/scgkDetail_nx.html"
    ],
    "source_tier": "B"
  },
  {
    "event_id": "hkex-hk-20260821-core-buyback-status-1500",
    "title": "五家核心权重股14:00—15:00未见回购新增",
    "event_time_utc": null,
    "event_time_quality": "day_only",
    "published_at_utc": "2026-08-21T07:03:19Z",
    "event_type": "buyback",
    "asset_keys": ["HSTECH"],
    "direction_score": {"HSTECH": 0},
    "confidence": 92,
    "horizon": "intraday",
    "raw_facts": {
      "asset": "SSE.513130 恒生科技ETF",
      "observation_window_local": "2026-08-21 14:00—15:00 Asia/Shanghai",
      "source": "香港交易所披露易 Listed Company Information Title Search",
      "title_search_total_records": "91条",
      "latest_visible_record": "2026-08-21 14:59，03097 F GX OIL，Trading Information of Exchange Traded Funds",
      "core_company_codes_checked": {
        "腾讯控股": "00700",
        "阿里巴巴-W": "09988",
        "美团-W": "03690",
        "小米集团-W": "01810",
        "京东集团-SW": "09618"
      },
      "core_buyback_title_matches": "0条",
      "window_status": "截至2026-08-21 14:59，标题检索页返回的91条记录中未出现上述五家公司新增回购或购回股份标题",
      "data_quality": "这是港交所标题检索状态，不等同于公司之后不会补发公告",
      "source_observation_time": "2026-08-21 15:03:19 Asia/Shanghai；页面未披露独立发布时间"
    },
    "transmission_chain": "14:00—15:00港交所标题检索中未见五家核心权重股新增回购→回购注销导致流通股收缩这一变量在已观察范围内未增加→HSTECH回购路由维持中性。",
    "invalidation_conditions": "港交所标题检索补录、公司公告或港交所更正显示2026-08-21 14:00—15:00内存在上述五家公司回购或购回股份公告时，本状态事件由对应公告事件替代。",
    "source_urls": [
      "https://www1.hkexnews.hk/search/titlesearch.xhtml?lang=EN&market=SEHK&category=0&from=20260821&to=20260821"
    ],
    "source_tier": "A"
  },
  {
    "event_id": "hsi-hk-20260821-quarterly-review-status-1500",
    "title": "恒生指数季度检讨结果截至15:00官网未列出",
    "event_time_utc": null,
    "event_time_quality": "day_only",
    "published_at_utc": "2026-08-21T07:03:19Z",
    "event_type": "index_rebalance",
    "asset_keys": ["HSTECH"],
    "direction_score": {"HSTECH": 0},
    "confidence": 96,
    "horizon": "days",
    "raw_facts": {
      "asset": "SSE.513130 恒生科技ETF",
      "observation_window_local": "2026-08-21 14:00—15:00 Asia/Shanghai",
      "source": "恒生指数公司官方媒体中心新闻稿列表",
      "latest_listed_methodology_release": "2026年08月10日，恒生指数公司就恒生科技指数编算方法修订方案征询市场意见",
      "latest_listed_index_review_result": "2026年05月22日，恒生指数公司宣布指数检讨结果",
      "current_review_result_status": "截至2026-08-21 15:03，官方新闻稿列表仍未列出2026-08-21季度检讨结果",
      "component_or_weight_change": "原文未披露",
      "source_observation_time": "2026-08-21 15:03:19 Asia/Shanghai；页面未披露独立发布时间"
    },
    "transmission_chain": "恒生指数公司季度检讨结果截至15:00仍未在官方新闻稿列表出现→成分、流通系数或权重变动尚未获得新数值→HSTECH及SSE.513130的指数复制变量在本窗口维持待确认。",
    "invalidation_conditions": "恒生指数公司发布或更正2026年第二季度检讨结果并披露成分、流通系数或权重变动时，本状态事件由正式检讨结果事件替代。",
    "source_urls": [
      "https://www.hsi.com.hk/chi/newsroom/press-releases",
      "https://www.hsi.com.hk/zh-hk/index-resources/index-schedule/"
    ],
    "source_tier": "A"
  }
]
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