Gurugram-based Spinny, which operates a platform for used-car sales, has made a confidential filing with the Securities and Exchange Board of India (Sebi) for its initial public offering, according to people aware of the matter. The company is targeting a total issue size of Rs 3,000-3,500 crore, almost equally split between a primary capital raise and an offer-for-sale by existing investors, they added.The company, which competes with the likes