Stocks making the biggest moves midday: Alphabet, AeroVironment, Salesforce, Apogee Therapeutics & more

Here are the companies making headlines in midday trading. Alphabet — The Google and YouTube owner fell nearly 6% after two high-profile researchers left the company for rivals in recent days. Senior research scientist John Jumper's decision to leave Google DeepMind came just days after vice president of engineering at Google Noam Shazeer said he was joining OpenAI. AeroVironment – The drone manufacturer tumbled 11% after saying it would restate earnings for the three- and nine-month periods ending Jan. 31 due to an error in how the carrying value used in a goodwill impairment analysis of the Space reporting unit was calculated. Super Micro Computer – The server company jumped almost 14% after announcing the delivery of its Data Center Building Block Solutions Blueprint based on the Nvidia Vera Rubin NVL4 platform. The new product aims to accelerate the buildout of artificial intelligence for scientific research. CoreWeave – The cloud computing company lost nearly 9%. Late last week, CoreWeave disclosed insider sales from several high-profile executives. CEO Michael Intrator sold holdings worth more than $35 million pursuant to a 10b5-1 trading plan, according to a filing with the Securities and Exchange Commission. Visteon Corp – The auto parts maker company added 7% following upgrades to overweight from Barclays and JPMorgan . …