On September 14, ProShares UltraPro QQQ fell 5.17% in pre-market trading, trading at $67.40/share, with turnover of approximately $40.28 million.

On the news front, Anthropic CEO Dario Amodei published a warning about the risk of AI systems spiraling out of control, calling on the industry to slow the pace of frontier AI model capability development and to bring in permanent third-party safety evaluation teams. OpenAI CEO Sam Altman and xAI founder Elon Musk both publicly voiced their support for the initiative. This rare consensus among multiple AI industry leaders sparked broad market concerns that growth momentum in the technology sector could decelerate. Hong Kong-listed AI stocks had already come under significant selling pressure earlier in the session, with names such as Zhipu falling 6.67% and MINIMAX-W dropping 5.56%.

As a triple-leveraged ETF tracking the Nasdaq-100 Index, ProShares UltraPro QQQ amplifies daily moves in tech-heavy large-cap stocks by a factor of three. The fund invests in financial instruments designed to produce daily returns consistent with three times the Nasdaq-100 Index, which comprises 100 of the largest domestic and international non-financial companies listed on the Nasdaq Stock Market based on market capitalization. The fund is non-diversified.

(The above content is based on publicly available market information, generated by a program or algorithm, and is intended solely as a stock movement alert. It does not constitute investment advice or a basis for trading decisions.)