Pam currently owns 135 shares of XYZ, which is about to pay a $3.49 per share dividend and has a dividend price of $26. Pam would prefer a $3.92 per share dividend. How many shares of XYZ should she buy or sell, assuming she is selling her shares before the dividend date?. Please report buying shares as a positive number, and selling shares as a negative number, and give your answer to the nearest tenth of a share.