 DAYTONA BEACH, Fla., April 05, 2021 GLOBE NEWSWIRE -- TopBuild Corp. NYSE:BLD, a leading installer and distributor of insulation and building material products in the United States, has successfully completed its acquisition of American Building Systems ABS, announced on March 1, 2021, following the expiration of the waiting period under the Hart-Scott-Rodino Antitrust Improvements Act of 1976. 