Rajputana Stainless' ₹254.98 crore IPO is open for subscription from March 9 to 11. Manpower and toll plaza management services provider Innovision's ₹322.84 crore IPO will be open from March 10 to 12. State-owned NHAI-sponsored Raajmarg Infra Investment Trust (RIIT)'s ₹6,000 crore IPO and Apsis Aerocom's ₹36 crore SME IPO will be open from March 11 to 13.