United States Court of Appeals
                        For the First Circuit


No. 21-1698



 LIONBRIDGE TECHNOLOGIES, LLC, f/d/b/a Lionbridge Technologies,
                              Inc.

                        Plaintiff, Appellant,

                                  v.

                   VALLEY FORGE INSURANCE COMPANY,

                         Defendant, Appellee,

   H.I.G. MIDDLE MARKET LLC; ENDURANCE ASSURANCE CORPORATION;
    NATIONAL UNION FIRE INSURANCE COMPANY OF PITTSBURGH, PA,

                       Third Party Defendants.



          APPEAL FROM THE UNITED STATES DISTRICT COURT
               FOR THE DISTRICT OF MASSACHUSETTS

              [Hon. Patti B. Saris, U.S. District Judge]


                                Before

                    Kayatta, Selya, and Thompson,
                           Circuit Judges.


     Nicholas D. Stellakis, with whom Walter J. Andrews, Kevin V.
Small, and Hunton Andrews Kurth LLP were on brief, for appellant.

     Kirk Pasich, Christopher Pasich, and Pasich LLP on brief for
United Policyholders, amicus curiae.

    William L. Boesch, with whom Regina E. Roman, Kenneth N.
Thayer, and Sugarman, Rogers, Barshak &