CoreWeave Inc. signage in Times Square in New York.Photographer: Yuki Iwamura/BloombergCoreWeave Inc. posted steeper losses as it continued to build to meet demand from artificial intelligence developers. The company’s shares fell 5% in after-hours trading.Second-quarter adjusted net losses in the period steeped significantly to $130.8 million, compared to $5 million last year, it said in a statementBloomberg Terminal Tuesday. Analysts had projected losses of $96.3 million....