METEX <MTX> CHAIRMAN SELLS SHARES Metex Corp said its chairman and chief executive officer Alan Cohen sold 78,375 shares of Metex common stock to Metropolitan Consolidated Industries Inc <MONY>. The company said the selling price was 11.25 dlrs per share with an option for Metropolitan Consolidated Industries to purchase up to 42,750 shares more at the same price. Metex also said Mason Carter was elected president and chief operating officer of the company. Carter joined Metex in 1982, where he was formerly its executive vice president. In addition, Attilio Petrocelli, president of Metropolitan, was named to fill a vacancy on the Metex board of directors, the company said. Metropolitan owns 21 pct of Metex common stock, the company said.