Twelve IPOs will be launching next week to raise ₹15,800 crore. HDFC Bank's HDB Financial Services' ₹12,500 crore-IPO, Kalpataru's ₹1,590 crore-IPO, Ellenbarrie Industrial Gases' ₹852.53 crore-IPO, Sambhv Steel Tubes' ₹540 crore-IPO and Globe Civil Projects' ₹119 crore-IPO will open for subscription in the mainboard segment. Seven SME IPOs include AJC Jewel Manufacturers and Icon Facilitators.