It’s IPO call for the PSU power ‘Maharatna’, Powergrid Corporation of India, which prepares to go public on April 29, 2021. The proposed IPO size of Rs 7,734,99 crores contains prime components worth Rs 4,500 crores. The rest of Rs 2,741.50 crore is OFS units. Powergrid Corporation of India Limited is a PSU that belongs …