Here's a bull spread strategy on Bank Nifty by HDFC Securities

Bank Nifty's short-term trend has turned positive as it closed above its 5- and 20-day EMA

Buy BANK NIFTY (EXPIRY JULY 01) 35,000 CALL at Rs 359 & simultaneously sell 35,500 CALL at Rs 167

Lot size: 25

Cost of the strategy: Rs 192 (Rs 4,800 per strategy)

Maximum profit: Rs 7,700 if Bank Nifty closes at or above 35,500 on July 01 expiry

Breakeven point: 35,192

Rationale:

-- We have seen long build-up in the Bank Nifty Futures where we have seen 16 per cent (Prov) rise in the Open Interest with Bank Nifty rising by 0.7 per cent

-- Bank Nifty's short-term trend has turned positive as it closed above its 5- and 20-day