Eren purchased 800 shares of Ackerman Corp. stock at $4.21 per share on 1/1/2016. He sold the shares on 12/31/2016 for $5.84. Ackerman stock has a beta of 1.8. The currentrisk-free rate of return is 3.8%, and the market risk premium is 4.1%. Based on the CAPM, what is the required return on Ackerman Corp. stock? Submit your answer as a percentage and round to two decimal points (Ex. 0.00%).