Vertex, Inc. (VERX) experienced a significant surge in after-hours trading, with its stock price jumping 10.34%. The move occurred during the post-market session on Wednesday, indicating strong investor interest outside of regular trading hours.
The sharp increase appears to be driven by news that Jeffrey Westphal, a beneficial owner of Vertex Inc., reported the acquisition of common shares in the company. Such insider buying activity is often interpreted by the market as a positive signal regarding the company's future prospects, potentially reflecting confidence from those closely associated with the business.