Sebi disposes charges against NSE, Ravi Narain, Chitra Ramakrishna, others in co-location case citing absence of evidence

Sebi has closed the case against NSE and others in the co-location scam due to insufficient evidence. The scam involved brokers gaining unfair access to NSE's systems. Despite acknowledging lapses in NSE's policies, Sebi found no proof of collusion between OPG Securities and its directors.