2026-08-12 09:00 科创50ETF外部事件：佰维存储回购预案

{ "schema_version": "1.0", "as_of": "2026-08-12T01:00:00Z", "asset_keys": ["STAR50"], "instrument": { "name": "科创 50ETF", "exchange_symbol": "SSE.588000" }, "events": [ { "event_id": "cnstock-sh688525-20260812-buyback-cancel", "title": "佰维存储拟回购 2 亿至 2.5 亿元并注销", "event_time_utc": null, "event_time_quality": "day_only", "published_at_utc": "2026-08-12T00:00:00Z", "event_type": "share_incentive", "asset_keys": ["STAR50"], "direction_score": { "STAR50": 1 }, "confidence": 90, "horizon": "weeks", "raw_facts": { "company": "深圳佰维存储科技股份有限公司（证券代码 688525）", "announcement": "2026 年度以集中竞价交易方式回购股份的预案，公告编号 2026-068", "announcement_date": "2026-08-12（原文未披露时分）", "buyback_amount": "不低于 20,000 万元（含），不超过 25,000 万元（含）", "buyback_price_cap": "不超过 468.24 元/股（含）", "buyback_method": "上海证券交易所集中竞价交易", "buyback_purpose": "减少公司注册资本", "implementation_period": "自股东会审议通过本次回购方案之日起 12 个月内", "funding": "公司自有资金及自筹资金（含回购专项贷款资金）", "loan_commitment": "中国工商银行深圳市分行承诺提供最高不超过 22,500 万元股票回购专项贷款，具体以贷款合同为准", "board_meeting": "2026-08-10 召开董事会会议审议本预案", "star50_mapping": "688525 为华夏上证科创板 50 成份 ETF（588000）公开持仓中的成分股；本事件仅将其映射至 STAR50，不据此声称当前权重" }, "transmission_chain": "回购并注销减少流通股本与注册资本→公司层面股本结构及每股指标发生变化→通过 STAR50 成分股权重与成分股预期传导至科创 50ETF 价格", "invalidation_conditions": "股东会否决或修改回购方案、公司公告终止回购，或实际回购金额与价格上限被后续公告实质调整", "source_urls": [ "[https://paper.[cnstock.com/html/2026-08/12/content_2254028.htm](https://paper.cnstock.com/html/2026-08/12/content_2254028.htm)](https://cnstock.com/html/2026-08/12/content_2254028.htm](https://paper.cnstock.com/html/2026-08/12/content_2254028.htm))" ], "source_tier": "A" } ], "exclusions": [ "央行 2026-08-11 09:20:30 公开市场业务交易公告与 8 月 11 日 10:03 华夏科创板 50ETF 资金流报道早于本次 09:00 覆盖窗口，未纳入。", "拓荆科技 2026-08-11 并购进展公告原文仅核验到发布日期，未核验其发布时间落在本窗口内，未纳入。", "利扬芯片 2026-08-11 发行证券申请受理事项未核验到其属于 STAR50 映射范围，未纳入。" ] }