RIYADH, **v 8 (Reuters) - Amanat Holdings, a new United Arab Emirates company formed to invest in education and healthcare businesses, said on Saturday its 1.375 billion dirhams ($270 million) initial public offering was oversubscribed. The company said in an emailed statement that it collected more than AED 13.6 billion in its 16-day IPO, and that shares have been allocated proportionately to subscribers. It will list on the Dubai Financial Market in late **vember, it said. ...