Bullish Short Seagull Spread

This option trading strategy is a bull call spread financed with a sale of an OTM put option. It amounts to a short position in an OTM put option with a strike price K1 , a long position in an ATM call option with a strike price K2 , and a short position in an OTM call option with a strike price K3 . Ideally, the trade should be structured to have zero cost. The trader’s outlook is bullish. This is a capital gain strategy.