STEVENSON, Md.--(BUSINESS WIRE)--The securities litigation law firm of Brower Piven, A Professional Corporation, has commenced an investigation into possible breaches of fiduciary duty and other violations of state law by the Board of Directors of HCC Insurance Holding, Inc. (“HCC” or the “Company”) (NYSE: HCC) relating to the proposed buyout of the Company by Tokio Marine Holdings, Inc. The transaction is valued at around $7.5 Billion or $78.00 per share. The firm’s investigation seeks to dete