Lattice Semiconductor (LSCC) has the highest short interest by a US stock in the Information Technology Sector with a PE ratio > 100, with 13.15% of float sold short (11.049M shares).
The closing price for the S&P 500 (GSPC) on January 22, 2019 was $2,632.90. It was down 0.9% for the day (down 1.4% from previous close). The latest price is $6,018.80.