Quanex Building Products Corporation (NX)

UPDATE 3-US-based Quanex to buy UK's Tyman in $976 mln cash and share deal

U.S.-based Quanex Building Products will buy doors and windows supplier Tyman in a cash and share deal, valuing the British firm at about 788 million pounds ($976 million), the companies said on Monday. Tyman shares were trading 30% higher as at 0844 GMT. Tyman joins a growing list of companies leaving the London stock market, after Britain's biggest chip company ARM floated in New York last year, and building supplies firm CRH and plumbing equipment company Ferguson shifted their main listings to the United States.