Policyholders have scored another victory in the Delaware Superior Court, this time on the issue of whether a “mergers and acquisition” endorsement required payment of a higher retention in two securities class actions. In August, we reported that, in CVR Refining, LP v. XL Specialty Insurance Co., No. N21C-01-260 EMD CCLD, 2021 WL 3523925 (Del. Super. Ct. Aug. 11, 2021), a Delaware Superior Court judge upheld a policyholder’s preferred forum in Delaware, denying five insurers’…