Triple-S Management Corporation and its board of directors were hit with a shareholder lawsuit Tuesday in Eastern District of Pennsylvania over its proposed acquisition by GuideWell Mutual Holding Corporation for $900 million. The lawsuit was brought by the Grabar Law Office on behalf of Alex Ciccotelli. Counsel have not yet appeared for the defendants. The case is 2:21-cv-05221, Ciccotelli v. Triple-S Management Corporation et al.