8月31日10:00｜央行逆回购4520亿元，512890开盘持平

[ { "event_id": "20260831-pbc-omo-repo-50-4470", "title": "央行开展 50 亿元 7 天逆回购并开展 4470 亿元隔夜操作", "event_time_utc": null, "event_time_quality": "day_only", "published_at_utc": "2026-08-31T01:20:30Z", "event_type": "rate_path", "asset_keys": ["DIVIDEND"], "direction_score": 0.10, "confidence": 0.99, "horizon": "1d", "raw_facts": { "coverage_window_local": "2026-08-31 09:00:00+08:00—2026-08-31 10:00:00+08:00", "data_cutoff_local": "2026-08-31 10:00:00+08:00", "instrument": "SSE.512890", "instrument_name": "红利低波 ETF 华泰柏瑞", "event_date_local": "2026-08-31", "seven_day_reverse_repo_cny": 5000000000, "seven_day_reverse_repo_rate_pct": 1.40, "seven_day_bid_cny": 5000000000, "seven_day_won_cny": 5000000000, "overnight_reverse_repo_cny": 447000000000, "operation_total_cny": 452000000000, "prior_trading_day_comparison": { "date_local": "2026-08-28", "seven_day_reverse_repo_cny": 20000000000, "overnight_reverse_repo_cny": 333000000000, "operation_total_cny": 353000000000, "rate_pct": 1.40, "operation_total_change_cny": 99000000000, "operation_total_change_pct": 28.05, "seven_day_change_cny": -15000000000, "seven_day_change_pct": -75.00, "overnight_change_cny": 114000000000, "overnight_change_pct": 34.23 }, "source_publication_local": "2026-08-31 09:20:30+08:00" }, "transmission_chain": [ "中国人民银行第 169 号公告显示，8 月 31 日开展 50 亿元 7 天期逆回购，操作利率 1.40%，投标量和中标量均为 50 亿元。", "同日同时开展 4470 亿元隔夜逆回购；两项操作合计 4520 亿元，较 8 月 28 日的 3530 亿元增加 990 亿元，操作利率保持不变。", "总操作量增加来自隔夜工具规模上升，7 天期工具规模则较前一交易日减少 150 亿元。" ], "invalidation_conditions": [ "中国人民银行更正 2026 年 8 月 31 日公开市场业务公告中的操作金额、期限或利率。" ], "source_urls": [ "https://www.pbc.gov.cn/zhengcehuobisi/125207/125213/125431/125475/2026083108481886588/index.html", "https://www.pbc.gov.cn/zhengcehuobisi/125207/125213/125431/125475/2026082808585347002/index.html" ], "source_tier": "Tier A" }, { "event_id": "20260831-512890-open-1184-flat", "title": "512890 开盘 1.184 元，涨跌幅 0.00%", "event_time_utc": "2026-08-31T01:30:00Z", "event_time_quality": "exact", "published_at_utc": "2026-08-31T01:31:03Z", "event_type": "fund_flow", "asset_keys": ["DIVIDEND"], "direction_score": 0.10, "confidence": 0.95, "horizon": "1d", "raw_facts": { "coverage_window_local": "2026-08-31 09:00:00+08:00—2026-08-31 10:00:00+08:00", "data_cutoff_local": "2026-08-31 10:00:00+08:00", "instrument": "SSE.512890", "instrument_name": "红利低波 ETF 华泰柏瑞", "event_date_local": "2026-08-31", "event_time_local": "2026-08-31 09:30:00+08:00", "open_price_cny": 1.184, "open_change_pct": 0.00, "holdings_open_breadth": { "up_count": 4, "down_count": 4, "flat_count": 2, "items": [ {"name": "上海银行", "open_change_pct": 0.00}, {"name": "南京银行", "open_change_pct": 0.78}, {"name": "平安银行", "open_change_pct": -0.09}, {"name": "成都银行", "open_change_pct": 0.43}, {"name": "格力电器", "open_change_pct": -0.26}, {"name": "江苏银行", "open_change_pct": 0.42}, {"name": "山东高速", "open_change_pct": -0.19}, {"name": "沪农商行", "open_change_pct": 0.68}, {"name": "陕鼓动力", "open_change_pct": -0.34}, {"name": "民生银行", "open_change_pct": 0.00} ] }, "prior_trading_day_comparison": { "date_local": "2026-08-28", "open_price_cny": 1.181, "open_change_pct": -0.17, "holdings_open_breadth": { "up_count": 0, "down_count": 7, "flat_count": 3 } } }, "transmission_chain": [ "新浪基金开盘数据称，8 月 31 日 512890 开盘报 1.184 元，涨跌幅为 0.00%。", "前十大重仓股开盘为 4 涨 4 跌 2 平；8 月 28 日同口径为 0 涨 7 跌 3 平，开盘价格由 1.181 元升至 1.184 元。", "ETF 价格开盘持平，但重仓股涨跌分布较前一交易日改善，盘面信号由单边偏弱转为多空分化。" ], "invalidation_conditions": [ "新浪基金更正 2026 年 8 月 31 日 512890 开盘价格、涨跌幅或重仓股开盘数据。" ], "source_urls": [ "http://finance.sina.com.cn/money/fund/aiassistant/etfkp/2026-08-31/doc-iniqehwx4699653.shtml", "http://finance.sina.com.cn/money/fund/aiassistant/etfkp/2026-08-28/doc-inipvrtx8890649.shtml" ], "source_tier": "Tier B" } ]