Nov 1 (Reuters) - Algonquin Power & Utilities Corp AQN.TO
* Algonquin Power & Utilities Corp. announces $500 million bought deal offering of common shares
* Algonquin Power & Utilities- entered into deal under which underwriters to buy 37.8 million common shares of APUC at a price of $13.25 per common share
* Algonquin Power & Utilities- proceeds of offering to be used, partly,to finance co's acquisition of Abengoa's 25% ownership stake in Atlantica yield