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金融工程日报：沪指午后加速下探，周期股大面积杀跌-20250731
Guoxin Securities· 2025-07-31 14:54
证券研究报告 | 2025年07月31日 金融工程日报 沪指午后加速下探，周期股大面积杀跌 市场资金流向：截至 20250730 两融余额为 19847 亿元，其中融资余额 19706 亿元，融券余额 142 亿元。两融余额占流通市值比重为 2.3%，两融交易占市 场成交额比重为 10.4%。 折溢价：20250730 当日 ETF 溢价较多的是新能源车电池 ETF，ETF 折价较多 的是中证 2000ETF 基金。近半年以来大宗交易日均成交金额达到 13 亿元， 20250730 当日大宗交易成交金额为 14 亿元，近半年以来平均折价率 5.82%， 当日折价率为 8.01%。近一年以来上证 50、沪深 300、中证 500、中证 1000 股指期货主力合约的年化贴水率中位数分别为 0.68%, 2.67%, 9.05%， 11.56%，当日上证 50 股指期货主力合约年化升水率为 0.25%，处于近一年来 61%分位点，当日沪深 300 股指期货主力合约年化贴水率为 3.17%，处于近一 年来 46%分位点；当日中证 500 股指期货主力合约年化贴水率为 11.41%，处 于近一年来 37%分位点；当日中 ...
X @Wu Blockchain
Wu Blockchain· 2025-07-30 02:58
According to Tom Lee, co-founder of Fundstrat—one of the Ethereum treasury companies—stablecoins are bringing a development milestone referred to as the "ChatGPT moment" to the cryptocurrency sector. Currently, stablecoins have shown a trend of viral user growth, and this trend is converging around Ethereum. He noted that this phase is similar to when ChatGPT first swept across Silicon Valley—back then, the AI sector saw a surge in venture-backed companies with explosive growth driven by ChatGPT, and the cr ...
Meme stock rally resurgence: Robinhood's Steve Quirk on recent trading trends
CNBC Television· 2025-07-25 12:04
for free. Visit otter. ai or download the app.>> American Eagle Outfitters is getting the meme stock treatment. It's up more than 15% for the week. High short interest and brand recognition made it a prime candidate to win attention from retail traders on Reddit and X, and then the company announced that actress Sydney Sweeney would be headlining a fall campaign for American Eagle's Denim Jeans.Traders jumping on that and mentions, along with it, surged online and everywhere else, the stock price taking a r ...
粤开市场日报-20250725
Yuekai Securities· 2025-07-25 07:53
Market Overview - The A-share market saw most major indices decline today, with the Shanghai Composite Index falling by 0.33% to close at 3593.66 points, and the Shenzhen Component Index decreasing by 0.22% to 11168.14 points. The ChiNext Index dropped by 0.23% to 2340.06 points, while the Sci-Tech 50 Index increased by 2.07% to 1054.20 points. Overall, 2724 stocks declined, 2532 stocks rose, and 158 stocks remained flat, with total trading volume in the Shanghai and Shenzhen markets amounting to 12189 billion yuan, a decrease of 6258.16 billion yuan from the previous trading day [1][2]. Industry Performance - Among the primary industries, electronic, computer, real estate, light manufacturing, textile and apparel, and media sectors led the gains, while construction decoration, building materials, food and beverage, coal, comprehensive, and steel industries experienced declines [1][2]. Sector Highlights - The top-performing concept sectors today included GPU, Kimi, multimodal models, ChatGPT, photolithography machines, intelligent agents, servers, selected rare metals, AIGC, artificial intelligence, machine vision, ASIC chips, selected semiconductors, Xiaohongshu platform, and Pinduoduo partners [2].
X @Wendy O
Wendy O· 2025-07-24 23:50
Hell hath no fury than a 70 year-old Italian mother with access to ChatGPT that uses big words with heavy meaning instead of using force. https://t.co/RmG5GFV308 ...
X @Balaji
Balaji· 2025-07-22 21:15
Of course, but you can get very far by just detecting generic ChatGPT output, and perhaps also the top few models. Most people don’t change defaults.It’s like Snapchat setting norms on disappearing messages. Not perfect, but works well enough to set the culture of the app.Dhru (@0Dhru):@balajis If it’s trivial for an algorithm to flag generated text, it is trivial to program a reward function for a LLM to produce undetectable text. ...