If you really worry for large gap, you can use option to leverage this. A simple ITM or ATM call or put with > 30days to expiration will do the trick
Not a great day, one winner and three losers. INTC - Win AMD - Lose FB - Lose MSFT - Lose % of winning = 1/8 = 12.5%
10/13 Prediction INTC - close higher. SL/PT = $0.7 AMD - close lower. SL/PT = $1.4 FB - close higher. SL/PT = $7 MSFT - close lower. SL/PT = $3.1
10/14 Prediction: INTC - close lower. SL/PT = $1.2 AMD - close lower SL/PT = $1.6 FB - close higher SL/PT = $5.5 MSFT - close lower SL/PT = $3.5
10/15 Prediction INTC - close lower. SL/PT = $0.8 AMD - close lower. SL/PT = $1.3 FB - close lower. SL/PT = $7.4 MSFT close lower. SL/PT = $2.3