NSE is shifting its index options weekly expiry from Thursday to Monday, effective April 2025.
BSE's weekly premium generation (day-wise):
•Monday: 22%
•Tuesday: 49%
•Friday: 18%
Impact?
NSE's move may affect Monday & Friday volumes on BSE.
What can BSE do?
BSE's index options expire on Tuesday—it may shift to Thursday to stay competitive. Pricing adjustments could also be a lever.