The Securities and Exchange Board of India (SEBI) expanded the definition of “connected persons” who have access to price sensitive information to tighten noose on insider trading. The market regulator also came down heavily on speculative trading and introduced a stricter framework for futures and options (F&O) trading effort in an effort to curb

Market experts believe that tighter F&O rules could help limit speculation in the derivatives market, protect the interest of retail investors, increase constructive participation, and improve market stability.

SEBI has introduced measures to curb risks in F&O trading, requiring upfront premiums, increasing contract sizes, and limiting weekly expiries to protect retail investors.

Shares of BSE, India's oldest stock exchange, surged 8% on Thursday, reaching Rs 4,161 on the National Stock Exchange (NSE). The rise followed the announcement of new regulations by the Securities and Exchange Board of India (Sebi) to curb activity in the futures and options (F&O) segment.