SPRX is trading at $39.50, down 3.21%, as mixed Tesla and Meta results revived concerns about the cost and returns of AI investment. - Nasdaq futures fell; Tesla cut its capital-spending forecast, while Meta raised its AI spending outlook. - Oil rose amid Middle East supply concerns, adding to weaker global risk sentiment, and Asian technology shares declined. - The move follows SPRX’s 3.06% gain on October 21, as the prior AI-related rebound came under pressure.