9月7日11:00｜512890份额减6.84亿份，10—11时成交2.21亿元

[ { "event_id": "20260905-160300-512890-buyback-5000m", "title": "央行 9 月 7 日开展 5000 亿元买断式逆回购", "event_time_utc": null, "event_time_quality": "day_only", "published_at_utc": "2026-09-05T08:03:00Z", "event_type": "rate_path", "asset_keys": ["DIVIDEND"], "direction_score": 0.00, "confidence": 0.94, "horizon": "1-5d", "raw_facts": { "asset": "SSE.512890", "trade_date_local": "2026-09-07", "operation": "buyout_reverse_repo", "amount_yuan": 500000000000, "term_days": 89, "maturity_date_local": "2026-12-05", "same_day_maturity_amount_yuan": 500000000000, "expected_balance_yuan": 6300000000000, "source_publication_time_local": "2026-09-05 16:03:00", "source_note": "每日经济新闻转述央行 9 月 4 日买断式逆回购安排；报道所述 9 月 7 日到期 5000 亿元与当日操作等量。" }, "transmission_chain": "9 月 7 日安排 5000 亿元、期限 3 个月的买断式逆回购，同时有 5000 亿元同期限工具到期。按来源披露，操作对到期量形成等量续作，短期流动性安排偏向维持余额，而非单独形成 5000 亿元净投放。", "invalidation_conditions": "若中国人民银行后续公告修正操作金额、期限、到期日或当日到期量，本事件按官方数据重估。", "source_urls": [ "[https://finance.[eastmoney.com/a/202609053866023763.html](https://finance.eastmoney.com/a/202609053866023763.html)](https://eastmoney.com/a/202609053866023763.html](https://finance.eastmoney.com/a/202609053866023763.html))" ], "source_tier": "Tier B" }, { "event_id": "20260907-092030-pbc-repo-5m", "title": "央行开展 5 亿元 7 天期逆回购，利率 1.40%", "event_time_utc": "2026-09-07T01:20:30Z", "event_time_quality": "exact", "published_at_utc": "2026-09-07T01:20:30Z", "event_type": "rate_path", "asset_keys": ["DIVIDEND"], "direction_score": 0.02, "confidence": 0.99, "horizon": "intraday", "raw_facts": { "asset": "SSE.512890", "trade_date_local": "2026-09-07", "term_days": 7, "operation_rate_pct": 1.40, "bid_amount_yuan": 500000000, "awarded_amount_yuan": 500000000, "allocation": "full", "announcement_time_local": "2026-09-07 09:20:30" }, "transmission_chain": "中国人民银行以 1.40%的操作利率开展 5 亿元 7 天期逆回购，并全额满足一级交易商需求。该操作向短端资金面提供小额流动性，规模仍需与同日 5000 亿元买断式逆回购到期及续作安排一并观察。", "invalidation_conditions": "若中国人民银行修正公告中的操作利率、投标量或中标量，本事件按修正公告重估。", "source_urls": [ "https://www.pbc.gov.cn/zhengcehuobisi/125207/125213/125431/125475/2026090709060799588/index.html" ], "source_tier": "Tier A" }, { "event_id": "20260907-091251-512890-shares-minus-684m", "title": "512890 份额较前一日减少 6.84 亿份", "event_time_utc": null, "event_time_quality": "day_only", "published_at_utc": "2026-09-07T01:12:51Z", "event_type": "fund_flow", "asset_keys": ["DIVIDEND"], "direction_score": -0.42, "confidence": 0.90, "horizon": "1-5d", "raw_facts": { "asset": "SSE.512890", "trade_date_local": "2026-09-07", "share_change_yi_shares": -6.84, "share_change_pct": -2.54, "fund_inflow_yi_yuan": 3.37, "fund_outflow_yi_yuan": 3.51, "net_difference_yi_yuan": -0.14, "latest_regular_disclosure_holdings_date_local": "2026-06-30", "source_publication_time_local": "2026-09-07 09:12:51" }, "transmission_chain": "同花顺 iNews 披露 512890 份额较前一日减少 6.84 亿份，环比下降 2.54%；同一页面给出资金流入 3.37 亿元、流出 3.51 亿元，按两者相减为流出多 0.14 亿元。份额减少和流出高于流入共同指向基金端资金压力，但该页面没有给出盘中逐笔申赎时点。", "invalidation_conditions": "若基金管理人、交易所或数据提供方修正 9 月 7 日份额、流入、流出或环比数据，本事件按修正值重估。", "source_urls": [ "https://fund.10jqka.com.cn/20260907/c679641941.shtml" ], "source_tier": "Tier B" }, { "event_id": "20260907-093000-512890-open-1206", "title": "512890 开盘 1.206 元，跌 0.08%", "event_time_utc": "2026-09-07T01:30:00Z", "event_time_quality": "exact", "published_at_utc": "2026-09-07T01:30:45Z", "event_type": "fund_flow", "asset_keys": ["DIVIDEND"], "direction_score": -0.05, "confidence": 0.97, "horizon": "intraday", "raw_facts": { "asset": "SSE.512890", "trade_date_local": "2026-09-07", "open_yuan": 1.206, "change_pct": -0.08, "top_ten_holdings_opening_distribution": { "up": 5, "down": 3, "flat": 2 }, "opening_holdings": { "上海银行": 0.10, "南京银行": -0.08, "平安银行": -0.17, "成都银行": -0.10, "格力电器": 0.00, "江苏银行": 0.00, "山东高速": 0.10, "沪农商行": 0.11, "陕鼓动力": 0.23, "民生银行": 0.28 }, "source_publication_time_local": "2026-09-07 09:30:45" }, "transmission_chain": "512890 开盘价为 1.206 元，较前一交易日跌 0.08%。页面列示的十只重仓股中 5 只上涨、3 只下跌、2 只持平，权重股表现分化，开盘阶段没有形成单边的红利权重共振。", "invalidation_conditions": "若上海证券交易所或数据发布方修正开盘价、涨跌幅或重仓股开盘数据，本事件按修正值重估。", "source_urls": [ "http://finance.sina.com.cn/money/fund/aiassistant/etfkp/2026-09-07/doc-iniqyeua9626251.shtml" ], "source_tier": "Tier B" }, { "event_id": "20260907-100004-512890-trades-2205115", "title": "512890 10—11 时成交 2.21 亿元，价格走低", "event_time_utc": "2026-09-07T02:00:04Z", "event_time_quality": "exact", "published_at_utc": null, "event_type": "fund_flow", "asset_keys": ["DIVIDEND"], "direction_score": -0.16, "confidence": 0.96, "horizon": "intraday", "raw_facts": { "asset": "SSE.512890", "trade_date_local": "2026-09-07", "observed_interval_local": "10:00:04—10:59:59", "trade_count": 589, "volume_lots": 1843024, "turnover_wan_yuan": 22051.15, "turnover_yuan": 220511500, "price_start_yuan": 1.198, "price_end_yuan": 1.194, "price_change_yuan": -0.004, "segments": [ {"interval_local": "10:00—10:15", "trade_count": 145, "volume_lots": 589361, "turnover_wan_yuan": 7054.33}, {"interval_local": "10:15—10:30", "trade_count": 148, "volume_lots": 561849, "turnover_wan_yuan": 6723.43}, {"interval_local": "10:30—10:45", "trade_count": 145, "volume_lots": 478115, "turnover_wan_yuan": 5713.10}, {"interval_local": "10:45—11:00", "trade_count": 151, "volume_lots": 213699, "turnover_wan_yuan": 2560.29} ], "last_segment_vs_first_segment_turnover_change_pct": -63.71, "source_note": "搜狐逐笔页面缺少完整日期页眉；日期与标的按本次调度窗口归属。成交额为场内二级市场成交额，不等同基金申购赎回金额。" }, "transmission_chain": "10:00—11:00 场内逐笔成交合计 1843024 手、成交额 22051.15 万元，价格从 1.198 元走到 1.194 元。四个 15 分钟区间的成交额依次下降，10:45—11:00 为 2560.29 万元，比 10:00—10:15 的 7054.33 万元少 63.71%。窗口内成交活跃度后段明显收缩，同时价格继续走弱；场内成交额不能单独推出基金申赎方向。", "invalidation_conditions": "若行情源补充或修正 9 月 7 日 10:00—11:00 的逐笔记录、区间边界、价格、成交量或成交额，本事件按修正值重估。", "source_urls": [ "[https://hq.[stock.sohu.com/cn/890/cn_512890-3-3.html](https://hq.stock.sohu.com/cn/890/cn_512890-3-3.html)](https://stock.sohu.com/cn/890/cn_512890-3-3.html](https://hq.stock.sohu.com/cn/890/cn_512890-3-3.html))", "[https://hq.[stock.sohu.com/cn/890/cn_512890-3-4.html](https://hq.stock.sohu.com/cn/890/cn_512890-3-4.html)](https://stock.sohu.com/cn/890/cn_512890-3-4.html](https://hq.stock.sohu.com/cn/890/cn_512890-3-4.html))", "[https://hq.[stock.sohu.com/cn/890/cn_512890-3-5.html](https://hq.stock.sohu.com/cn/890/cn_512890-3-5.html)](https://stock.sohu.com/cn/890/cn_512890-3-5.html](https://hq.stock.sohu.com/cn/890/cn_512890-3-5.html))", "[https://hq.[stock.sohu.com/cn/890/cn_512890-3-6.html](https://hq.stock.sohu.com/cn/890/cn_512890-3-6.html)](https://stock.sohu.com/cn/890/cn_512890-3-6.html](https://hq.stock.sohu.com/cn/890/cn_512890-3-6.html))" ], "source_tier": "Tier B" }, { "event_id": "20260907-103912-512890-single-trade-1342w", "title": "512890 10:39 单笔成交 1342 万元", "event_time_utc": "2026-09-07T02:39:12Z", "event_time_quality": "exact", "published_at_utc": null, "event_type": "fund_flow", "asset_keys": ["DIVIDEND"], "direction_score": 0.00, "confidence": 0.95, "horizon": "intraday", "raw_facts": { "asset": "SSE.512890", "trade_date_local": "2026-09-07", "trade_time_local": "10:39:12", "price_yuan": 1.195, "volume_lots": 112308, "turnover_wan_yuan": 1342, "share_of_10_to_11_turnover_pct": 6.09, "source_note": "占比按 1342 万元除以 10:00—11:00 场内成交额 22051.15 万元计算；搜狐逐笔页面缺少完整日期页眉，日期与标的按本次调度窗口归属。" }, "transmission_chain": "10:39:12 出现一笔 11.2308 万手、成交额 1342 万元的场内交易，约占 10:00—11:00 总成交额的 6.09%。该单笔交易提高了窗口内成交的集中度，但逐笔成交数据无法判断买卖方向，也不能替代基金端净申赎数据。", "invalidation_conditions": "若行情源修正 10:39:12 逐笔记录的时间、价格、成交量或成交额，本事件按修正值重估。", "source_urls": [ "[https://hq.[stock.sohu.com/cn/890/cn_512890-3-5.html](https://hq.stock.sohu.com/cn/890/cn_512890-3-5.html)](https://stock.sohu.com/cn/890/cn_512890-3-5.html](https://hq.stock.sohu.com/cn/890/cn_512890-3-5.html))" ], "source_tier": "Tier B" } ]