Modern Diagnostic IPO allotment is set for January 5, following a strong subscription of 376.90 times. The grey market premium (GMP) indicates a moderate listing, with unlisted shares trading at a Rs 106 premium over the Rs 90 issue price. Investors can check their allotment status on January 5 via the BSE, NSE, or registrar MUFG Intime India's website using their application number, demat account, or PAN. The IPO's listing is scheduled for January 7.