Mumbai:Paras Healthcare has fixed a price band of 660-693 per equity share for its initial public offering (IPO), which will be open for subscription from October 21-23.The Gurgaon-based company, which operates a hospital network across northern and eastern India, is offering a fresh issue of equity shares worth up to 500 crore and an offer for sale of up to 950 crore. This brings the total issue size to 1,450 crore.