Thursday SPX open====1891.43 SPX close===1888.77 SPX low=====1882.65 SPX high====1893.80 Friday SPX open====1890.25 SPX close===1865.09 SPX low=====1863.26 SPX high====1897.28 Monday SPX open====1863.92 SPX close===1845.04 SPX low=====1841.48 SPX high====1864.04 Tuesday SPX open====1845.48 SPX close===1851.96 SPX low=====1837.49 SPX high====1854.95