Check Live IPO GMP also known as IPO Grey Market Premium. It is a premium over the shares at which they are traded in the “IPO Grey Market” before the listing date. … Shyam Metalics. 14 – 16 June 2021 ₹1,107 Cr. ₹303 – ₹306. 45 Shares. Sona BLW Precision. 14 – 16 June 2021 ₹5,550 Cr. ₹285 – ₹291. 51 Shares. Kalyan Jewellers …