Mumbai-headquartered beauty unicorn Nykaa is preparing to file for an IPO that could value the startup at more than $4 billion (around ₹30,000-₹32,000 crore), Bloomberg reported. Founded in 2012 by former investment banker Falguni Nayar, Nykaa reportedly plans to file its draft red herring prospectus soon. Nykaa plans to sell just over 10% of the equity.