The 22,500 has highest Call OI followed by 23,000/ 25,500/ 24,500/ 22,700/ 22,650/ 22,800/ 22,900/ 23,500/ 23,100 strikes, while 22,500/ 22,300/ 22,700/ 23,000/ 23,200/ 25,500/ 24,000/ 24,000/ 23,500 strikes recorded heavy build-up of Call OI.