Market regulator Sebi has penalised 18 entities, including the National Stock Exchange (NSE), its former managing director Chitra Ramkrishna and group president Ravi Varanasi, in the ‘dark fibre’ case. The Securities and Exchange Board of India (Sebi) has imposed penalties of Rs 7 crore on the NSE, and Rs 5 crore each on Ramkrishna and Varanasi. It also levied a fine of Rs 5 crore on former NSE group operating officer Anand Subramanian. Further, it slapped a fine of Rs 6 crore on Way2Wealth Brokers, Rs 5 crore on GKN Securities and Rs 3 crore on Sampark Infotainment. According to a Sebi order passed Tuesday, they have been asked to pay the total amount of penalty within 45 days. In this episode of the Business Tit-Bits, our Business Editor Mr Akhilesh Bhargava shares his take on the matter.