HONG KONG FIRM UPS CALMAT <CZM> STAKE TO 9.8 PCT Industrial Equity (Pacific) Ltd, a Hong Kong investment firm, said it raised its stake in Calmat Co to 1,480,830 shares, or 9.8 pct of the total outstanding common stock, from 1,217,230 shares, or 8.0 pct. In a filing with the Securities and Exchange Commission, Industrial Equity, which is principally owned by Brierley Investments Ltd, a publicly held New Zealand firm, said it bought 263,600 Calmat common shares between Feb 17 and March 9 for 13.1 mln dlrs. It has said it bought the stock for investment purposes, but may raise its stake to 15 pct.