GMP is traded over the counter through GMP dealers. The GMP Seller Only means that there is no buyer in the GMP market. This is similar to the lower circuit where there are sellers but no buyers. This situation can be caused by low IPO subscription, overselling, or negative market sentiment. This means that the listing can be at par or below the GMP price. One should consider this as a negative point. This scenario may be temporary and may change before the day of listing. Therefore, one ... Keep a close watch on IPO gray market, IPO GMP , latest IPO grey market premium, application & Kostak rates and Subject to Sauda rates. Get Latest IPO GMP today with live Grey Market Premium, Kostak Rate, and Subject to Sauda for all upcoming and Active IPOs in 2025 Updated . The IPO Grey Market Premium (GMP) indicates the premium amount at which IPO shares are trading in the unofficial market before listing. Below you can find today's GMP for ongoing and upcoming IPOs, updated in real-time.