Sona Comstar IPO: The shares are likely to be listed on the bourses on June 24 Sona Comstar's Rs 5,550-crore initial public offering (IPO) opens for bidding today i.e. June 14. The auto parts company's public issue will close on June 16. The company has fixed the price band of the primary market sale at Rs 285-291 per share. The shares are likely to be listed on the BSE Sensex and NSE Nifty on June 24. Sona Comstar's offer will consist of a fresh issue of Rs 300 crore and an offer for sale of up to Rs 5,250 crore by Singapore VII Topco III Pte Ltd.