Brief: Giga Media says CEO Collin Hwang purchased total of 173,523 shares of GigaMedia stock
Dec 28 (Reuters) - Giga Media Ltd GIGM.O : * Purchase of Gigamedia shares by CEO Collin Hwang * CEO Collin Hwang purchased a total of 173,523 shares of GigaMedia stock at an average price of $2.98 * Says CEO Collin Hwang now holds a total of 636,833 shares, an ownership of around 5.76 percent in the company * Source text for Eikon ID:nPn8qVsQy * Further company coverage GIGM.O ((Bengaluru Newsroom; +1 646 223 8780))