The Economic Times

Explained: How a JP Morgan unit and a Mumbai-based stock broking firm allegedly manipulated Sensex during CAS

The regulator flagged three sharp Sensex spikes, including a 362-point jump in two seconds and a 405-point surge in 28 seconds, as the indexs CAS closing price moved to around 78,080 from a 3:15 pm reference of 77,829.60.