Pharmaceutical firm Medicamen Organics' shares listed at ₹137.85 on NSE SME on Friday, marking a premium of 305% over its issue price of ₹34. The IPO, consisting entirely of a fresh issue of 31 lakh shares, was subscribed over 900 times. At the upper-end of its price band, the company raised around ₹10.54 crore from the issue.