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报道：美国SEC将推股票“代币化”交易方案，开辟加密交易新战场
报道：美国SEC将推股票“代币化”交易方案，开辟加密交易新战场
Vera来了！NVIDIA首款专为Agent打造的CPU交付AI顶级实验室
Vera来了！NVIDIA首款专为Agent打造的CPU交付AI顶级实验室
美股成交额TOP 20 | 存储概念股下跌，美光、闪迪跌超5%；特斯拉跌近3%，Lumentum跌近9%
美股成交额TOP 20 | 存储概念股下跌，美光、闪迪跌超5%；特斯拉跌近3%，Lumentum跌近9%
美国财政部：海外投资者3月所持长期美债估值浮亏高达1421亿美元
美国财政部：海外投资者3月所持长期美债估值浮亏高达1421亿美元
英伟达绩前获大摩上调目标价至285美元，Blackwell与Rubin有望贡献万亿美元收入
英伟达绩前获大摩上调目标价至285美元，Blackwell与Rubin有望贡献万亿美元收入
蓝思科技：拟收购巨腾国际约27.81%已发行股份
蓝思科技：拟收购巨腾国际约27.81%已发行股份
道指疲软有何惧？奥本海默高喊美股科技“七巨头”牛市未完
道指疲软有何惧？奥本海默高喊美股科技“七巨头”牛市未完
奈飞涨超3%，美国银行重申奈飞买入评级
奈飞涨超3%，美国银行重申奈飞买入评级
神秘资金狂买美债看跌期权，押注下月长债跌破历史大底
神秘资金狂买美债看跌期权，押注下月长债跌破历史大底
药明合联拟动用最多1亿美元的内部资金购买股份
药明合联拟动用最多1亿美元的内部资金购买股份
伊朗消息称美方展现灵活性，伊方重申核心立场
伊朗消息称美方展现灵活性，伊方重申核心立场
美股存储概念股盘中全线下挫！希捷科技跌超6%，闪迪跌超5%
美股存储概念股盘中全线下挫！希捷科技跌超6%，闪迪跌超5%
美股AI应用软件股盘中走强，Roblox、Zeta Global涨超10%
美股AI应用软件股盘中走强，Roblox、Zeta Global涨超10%
谷歌A股价再创历史新高！获伯克希尔Q1大幅加仓
谷歌A股价再创历史新高！获伯克希尔Q1大幅加仓
美股光通信概念股持续回调，Applied Optoelectronics跌超10%
美股光通信概念股持续回调，Applied Optoelectronics跌超10%
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{"tab":"top","data":{"topNews":{"listData":[{"id":"1116091991","title":"报道：美国SEC将推股票“代币化”交易方案，开辟加密交易新战场","url":"https://stock-news.laohu8.com/highlight/detail?id=1116091991","media":"老虎资讯综合","top":-1,"share":"https://www.laohu8.com/m/news/1116091991?lang=zh_cn&edition=full","pubTime":"2026-05-19 07:09","pubTimestamp":1779145790,"startTime":"0","endTime":"0","summary":"5月19日，据知情人士透露，美国证券交易委员会（SEC）预计最快将于本周发布针对代币化股票的所谓“创新豁免”政策，从而为投资者押注上市公司的命运创造一个全新的框架。在一个令人意外的举动中，SEC目前正倾向于做出的一项决议是：允许交易那些并未获得标的上市公司支持或同意的代币。这些“第三方”代币（实质上是一种对股票价格走向进行投机的全新方式）将可以在去中心化加密平台上进行交易。不过，这类衍生工具并不一定具备普通股票的全部权益，例如投票权或分红权。而在SEC的提议下，如果交易平台无法提供这些对应的权益，将会被取消挂牌上市这些代币的资格。（彭博）","market":"us","thumbnail":"https://static.tigerbbs.com/683b0ebafc925391c935f27da1a18832","type":1,"news_type":1,"thumbnails":["https://static.tigerbbs.com/683b0ebafc925391c935f27da1a18832"],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":"324431b18d184842b2237adf08e51534","theme_name":"","theme_type":"","isJumpTheme":false,"symbols":[],"symbols_score_info":{},"source_rank":0,"column":"","sentiment":"1","news_tag":"policyRegulatory","news_rank":0,"length":0,"is_top":0,"strategy_id":0,"source":null,"isHighRisk":false,"isVideo":false,"video":null},{"id":"1199715184","title":"Vera来了！NVIDIA首款专为Agent打造的CPU交付AI顶级实验室","url":"https://stock-news.laohu8.com/highlight/detail?id=1199715184","media":"华尔街见闻","top":-1,"share":"https://www.laohu8.com/m/news/1199715184?lang=zh_cn&edition=full","pubTime":"2026-05-19 07:05","pubTimestamp":1779145527,"startTime":"0","endTime":"0","summary":"英伟达自研CPU Vera已完成对Anthropic、OpenAI、SpaceX AI及甲骨文云的首批交付。Vera旨在满足Agent AI对CPU的需求，黄仁勋将Vera定位为公司\"下一个数十亿美元级业务\"。甲骨文已表态，计划于2026年起部署数十万颗英伟达Vera CPU。这是Vera CPU从今年3月GTC大会宣布至今，首次进入客户生产环境。Miller则着眼于企业客户侧的验证需求，表示团队迫切希望让客户在该中心对Vera展开测试与定制，以充分释放其在Agent AI场景下的潜力。","market":"us","thumbnail":"https://static.tigerbbs.com/f51e0887617e5ccdb1f56ab9d6b7e088","type":1,"news_type":1,"thumbnails":["https://static.tigerbbs.com/f51e0887617e5ccdb1f56ab9d6b7e088"],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":"","theme_name":"","theme_type":"","isJumpTheme":false,"symbols":["NVDA","NVDG","NVDS","NVDB","NVII","NVDW","NVDD","DIPS","07388","NVDU","NVDO","NVYY","ANV","NVDQ","07788","NVD","NVDY","NVDX","NVDL"],"symbols_score_info":{"NVDG":0.6,"NVDS":0.6,"NVDB":0.6,"NVII":0.6,"NVDW":0.6,"NVDD":0.6,"DIPS":0.6,"07388":0.6,"NVDU":0.6,"NVDO":0.6,"NVYY":0.6,"ANV":0.6,"NVDQ":0.6,"07788":0.6,"NVD":0.6,"NVDY":0.6,"NVDX":0.6,"NVDA":2,"NVDL":0.6},"source_rank":0,"column":"","sentiment":"0","news_tag":"productRelease","news_rank":0,"length":0,"is_top":0,"strategy_id":0,"source":"lsy1762389672944","isHighRisk":false,"isVideo":false,"video":null},{"id":"1193872833","title":"美股成交额TOP 20 | 存储概念股下跌，美光、闪迪跌超5%；特斯拉跌近3%，Lumentum跌近9%","url":"https://stock-news.laohu8.com/highlight/detail?id=1193872833","media":"老虎资讯综合","top":-1,"share":"https://www.laohu8.com/m/news/1193872833?lang=zh_cn&edition=full","pubTime":"2026-05-19 06:42","pubTimestamp":1779144131,"startTime":"0","endTime":"0","summary":"周一美股成交额第1名$美光科技$收跌5.95%，成交411.27亿美元。英伟达将于周三美股盘后公布第一季度财报。$ServiceNow $今日逆势上涨，尽管科技股普遍走低。在周一发布的一份研究报告中，ServiceNow获得了一位华尔街分析师的积极评价。该分析师认为，ServiceNow将成为人工智能的赢家，而非受害者。ServiceNow是今年“SaaS末日”的受害者之一。尽管股价下跌，ServiceNow的业绩增长数据依然稳健，同时其管理层一直表示，他们将人工智能视为机遇而非风险。","market":"us","thumbnail":"https://static.tigerbbs.com/fd680cd945fd32917c8ece66ec685e5f","type":1,"news_type":1,"thumbnails":["https://static.tigerbbs.com/fd680cd945fd32917c8ece66ec685e5f"],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":"88fc3bd8596acf8ca55249a75d1bbef5","theme_name":"热榜No.7 · 2026年5月美股存储及半导体板块大幅下挫引发多股暴跌","theme_type":2,"isJumpTheme":false,"symbols":["MU","SNDK","MULL","MUU","MUD","SNDU","SNXX"],"symbols_score_info":{"MULL":0.6,"MUU":0.6,"MUD":0.6,"MU":2,"SNDU":0.6,"SNXX":0.6,"SNDK":2},"source_rank":0,"column":"","sentiment":"0","news_tag":"dataReport","news_rank":0,"length":0,"is_top":0,"strategy_id":0,"source":null,"isHighRisk":false,"isVideo":false,"video":null},{"id":"1118376838","title":"美国财政部：海外投资者3月所持长期美债估值浮亏高达1421亿美元","url":"https://stock-news.laohu8.com/highlight/detail?id=1118376838","media":"华尔街见闻","top":-1,"share":"https://www.laohu8.com/m/news/1118376838?lang=zh_cn&edition=full","pubTime":"2026-05-19 06:38","pubTimestamp":1779143921,"startTime":"0","endTime":"0","summary":"外国投资者持有的美国国债规模3月从历史高位回落，短期国库券遭净抛售，估值损失构成主要拖累。美国财政部周一公布的数据显示，3月外国持有美债规模较上月减少1384亿美元。伊朗战争引发通胀担忧，导致投资者抛售债券。海外投资者因此在长期国债持仓上录得1421亿美元的估值损失，这是本轮整体降幅的核心原因。作为美债最大境外持有国，日本3月持仓减少477亿美元，降至1.19万亿美元。","market":"us","thumbnail":"https://static.tigerbbs.com/92ece06f0d5f47ced3643ec6cfcc433e","type":1,"news_type":1,"thumbnails":["https://static.tigerbbs.com/92ece06f0d5f47ced3643ec6cfcc433e"],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":"","theme_name":"","theme_type":"","isJumpTheme":false,"symbols":[],"symbols_score_info":{},"source_rank":0,"column":"","sentiment":"-1","news_tag":"analysis","news_rank":0,"length":0,"is_top":0,"strategy_id":0,"source":"lsy1762389672944","isHighRisk":false,"isVideo":false,"video":null},{"id":"2636607293","title":"英伟达绩前获大摩上调目标价至285美元，Blackwell与Rubin有望贡献万亿美元收入","url":"https://stock-news.laohu8.com/highlight/detail?id=2636607293","media":"智通财经","top":-1,"share":"https://www.laohu8.com/m/news/2636607293?lang=zh_cn&edition=full","pubTime":"2026-05-18 23:20","pubTimestamp":1779117641,"startTime":"0","endTime":"0","summary":"其中，摩根士丹利将英伟达4月季度营收预期由782.5亿美元上调至792.6亿美元，每股收益预期由1.69美元上调至1.72美元。长期预测方面，摩根士丹利将英伟达2027财年营收预测由3538亿美元大幅上调至3805.9亿美元，每股收益预测由7.93美元升至8.61美元。Moore尤其强调了Blackwell与Rubin两大AI平台的重要性。他预计，在2025年至2027年期间，Blackwell与Rubin产品线累计收入有望达到1万亿美元规模。","market":"hk","thumbnail":"https://static.tigerbbs.com/3f1c866c487eb9e101f73a62d4495ce9","type":1,"news_type":1,"thumbnails":["https://static.tigerbbs.com/3f1c866c487eb9e101f73a62d4495ce9"],"rights":null,"property":["rate"],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"symbols":["NVDA","07788","07388","NVDL","NVDQ","NVDU","NVD","NVDB","NVYY","NVDS","ANV","NVDX","NVDY","NVDG","NVDD","NVDW","DIPS","NVII","NVDO"],"symbols_score_info":{"07788":0.6,"07388":0.6,"NVDL":0.6,"NVDQ":0.6,"NVDU":0.6,"NVD":0.6,"NVDB":0.6,"NVYY":0.6,"NVDS":0.6,"ANV":0.6,"NVDX":0.6,"NVDY":0.6,"NVDG":0.6,"NVDD":0.6,"NVDW":0.6,"DIPS":0.6,"NVII":0.6,"NVDA":2,"NVDO":0.6},"source_rank":0,"column":"","sentiment":"0","news_tag":"","news_rank":0,"length":0,"is_top":0,"strategy_id":0,"source":"stock_zhitongcaijing","isHighRisk":false,"isVideo":false,"video":null},{"id":"1155916603","title":"蓝思科技：拟收购巨腾国际约27.81%已发行股份","url":"https://stock-news.laohu8.com/highlight/detail?id=1155916603","media":"老虎资讯综合","top":-1,"share":"https://www.laohu8.com/m/news/1155916603?lang=zh_cn&edition=full","pubTime":"2026-05-18 23:18","pubTimestamp":1779117494,"startTime":"0","endTime":"0","summary":"蓝思科技公告称，公司与南亚管理有限公司、郑立育和林美丽（统称“卖方”）已签订股份购买协议，买方将有条件收购卖方所持有的巨腾国际控股有限公司约27.81%已发行股份。每股购买价格为2.20港元。买卖待售股份之总代价为港币7.34亿元。在股份购买协议完成前提下，买方将依据相关规定，向巨腾国际届时全体股东发出一项附条件的自愿全面现金要约，以使得要约人在截止日期时持有的接受要约股份加上此前已持有的股份超过标的公司50%投票权。本次交易完成后，公司将享有巨腾国际至少50%投票权，公司将成为巨腾国际的控股股东。本次交易旨在把握AI产业机遇，完善精密制造核心能力，不构成重大资产重组，无需提交股东会审议。","market":"hk","thumbnail":"https://static.tigerbbs.com/a0c2c4c75efbfe9299d073207e5f23e5","type":1,"news_type":1,"thumbnails":["https://static.tigerbbs.com/a0c2c4c75efbfe9299d073207e5f23e5"],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":"324431b18d184842b2237adf08e51534","theme_name":"","theme_type":"","isJumpTheme":false,"symbols":["06613","03336","300433"],"symbols_score_info":{"300433":2,"06613":2,"03336":2},"source_rank":0,"column":"","sentiment":"1","news_tag":"shareholding,merge,movement","news_rank":0,"length":0,"is_top":0,"strategy_id":0,"source":null,"isHighRisk":false,"isVideo":false,"video":null},{"id":"2636797840","title":"道指疲软有何惧？奥本海默高喊美股科技“七巨头”牛市未完","url":"https://stock-news.laohu8.com/highlight/detail?id=2636797840","media":"智通财经","top":-1,"share":"https://www.laohu8.com/m/news/2636797840?lang=zh_cn&edition=full","pubTime":"2026-05-18 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