Shares of several companies, including Viasat, are rising, while others, such as SoFi and Interactive Brokers, are falling. The specific companies experiencing gains or losses vary across reports, with some outlets mentioning firms like MSA Safety, WEBTOON, and Insperity as rising, while others note declines for companies like MillerKnoll and IonQ. The overall market movement and affected companies are not entirely clear due to the differing reports.