Delhivery is set to file its papers to raise up to $1 billion for an initial public offering (IPO) within the next one week, according to several people familiar with the matter. He told ET that the logistics and supply chain startup aims to get listed on the Indian stock markets before March next year with a “post-listing valuation target of around $4.5-5 billion”. The issue is likely to involve both primary and secondary share sales as some existing