Stock's beta (b) = 0.83
Risk free rate (Rf) = 0.01
Market risk premium (Mp) = 0.0525
HPR (Actual return) = 0.16
Expected return = ?
Stock's alpha = ?
Formula;
Expected return = Rf + b * Mp
Expected return = 0.01 + 0.83 * 0.0525
Expected return = 0.01 + 0.043575
Expected return = 0.053575
Expected return = 5.3575%
Formula;
Stock's alpha = Actual return - Expected return
Stock's alpha = 0.16 - 0.053575
Stock's alpha = 0.106425
Stock's alpha = 10.6425% or 10.64% (Approx)