An American put option on ABC hasa strike price $14.4. The current price of ABC shares is $22. The put option is selling in the market for a premium of \$15.5. After a quick analysis, you identified there is an arbitrage opportunity to set up an investment with no investment today but capture a positive profit in 1 year's time. Assume the risk-free rate is 4.6% and the option has one year to expiry. Calculate what is the arbitrage profit at the maturity date if the share price is above the strike price. (Keep 2 decimal places)