Walmart, Citigroup, Paramount and more
Exterior view of a Walmart store on August 23, 2020 in North Bergen, New JerseyVIEW press | Corbis News | Getty ImagesCheck out the companies making headlines in midday trading.Walmart — Shares fell about 10.5% after the big-box retailer reported quarterly earnings that significantly missed Wall Street's expectations. Walmart posted adjusted first-quarter earnings of $1.30 per share on revenue of $141.57 billion. Analysts had expected a profit of $1.48 per share on revenue of $138.94 billion, according to Refinitiv…