A stock portfolio currently contains the following investments: Stock Investment (millions) Beta Alpha Co. 1.4 1.6 Gamma Inc. 2.3 2.6 Theta Corp 1.6 1.35 Phi Inc. 0.5 0.37 How many S&P e-mini contracts do you have to buy /sell to adjust the portfolio beta to 1.2? The e-mini is currently trading at 2,532 with a $50 contract multiplier. Provide your answer rounded to an integer with a negative sign indicating a sell (no + sign for a buy)