Also

* Liberty Media Corp., the investment company controlled by John Malone, agreed to buy the Class B shares of UnitedGlobalCom Inc. that it didn’t already own for $141.2 million in stock. The purchase would give the Englewood, Colo.-based company 96% of the voting rights for UnitedGlobalCom shares.

* Thor Industries Inc., the maker of Airstream trailers, agreed to buy motor-home manufacturer Damon Corp. for $46 million to become the largest U.S. producer of recreational vehicles by sales.