Nov 4 (Reuters) - Shares of Intrepid Potash Inc, aU.S. producer of the crop nutrient potash, jumped 10 percent onMonday after privately held Koch Industries Inc said it hadupped its stake in the company.
Koch disclosed in a regulatory filing that it owned 5.2million shares of Intrepid as of Sept. 30, or 6.9 percent of thecompany's outstanding shares. It previously owned about 1.4million shares.
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- Koch Industries Inc