Quick commerce firm Zepto is in talks to raise another $100-150 million from domestic family offices and high-net-worth individuals.Motilal Oswal Asset Management Company has already committed $40 million in this round.Zepto's total funds raised would exceed $1.5 billion in a span of four months.Zepto faces competition from Swiggy Instamart, Blinkit, Minutes, and BigBasket in the quick commerce sector.