Nifty ~ Major liquidations we seen from 6500 to 7300 CE against which additions were seen in 7400, 7600, 7800 & 7900 CE. (Considered net additions more than 300k shares in OI ) If we talk about PE Front then far OTM liquidations was seen with mammoth additions from 7000 to 7400 PE (considered additions more than 300k only)
Highest OI tag is with 7000 PE & 7500 CE.