Stocks making the biggest moves midday: Costco, Palantir, Gap, Ulta Beauty and more

On the other hand, analysts had expected sales to grow 0.2%. This cloudy outlook outweighed Gap's first-quarter earnings and revenue beat. Elastic NV — The software company pulled back 12% after its full-year revenue forecast missed analyst estimates. Elastic expects revenue for the full-year between $1.655 billion to $1.67 billion, while analysts polled by FactSet were looking for $1.68 billion. Marvell Technology — The semiconductor company declined 6% after Marvell's first-quarter earnings failed to impress investors.
Marvell reported adjusted earnings per share of 62 cents, while analysts surveyed by LSEG called for 61 cents per share. Regeneron Pharmaceuticals , Sanofi — Shares of the biopharma companies dropped 18% and 5.6%, respectively, on inconsistent results from late-stage trials for respiratory drug Itepekimab, which both firms are involved in developing. PagerDuty — Shares dipped 11% after the cloud computing firm issued a weaker-than-expected second-quarter profit forecast. PagerDuty expects earnings per share between 19 cents and 20 cents, excluding items, while analysts polled by FactSet were looking for 23 cents. Zscaler — The cloud security firm surged 8% after third-quarter results beat analyst estimates.
Zscaler reported an adjusted 84 cents per share on revenue of $678 million, while analysts polled by FactSet were looking for an adjusted 76 cents and $666.5 million. Palantir Technologies — The software platform stock advanced more than 5% after a Friday report from the New York Times said the Trump administration tapped Palantir to aid in compiling data on U.S. citizens, expanding Palantir's already robust dealings with the government. — CNBC's Yun Li and Lisa Kailai Han contributed reporting.