CoreWeave Inc. signage in Times Square in New York, US, on Friday, May 9, 2025.CoreWeave shares jumped Tuesday on news that the cloud infrastructure company that was one of the hottest IPOs of the year launched a venture fund to invest in artificial intelligence startups.CoreWeave, considered the largest publicly traded 'neocloud' name, offers cloud computing services specifically for AI workloads, such as providing Nvidia GPUs and high-performance storage to companies.Its newly announced "CoreWeave Venture ...