SOURCE FOR EVERYTHING IN THIS POST IS FROM https://www.spytrader.net/ https://www.spytrader.net/single-post/2017/03/21/SP-500-Historical-Data-March-22nd https://s6.postimg.org/3tcnz7rj5/3_22_17_CHART.png Below you will see every year the S&P 500 has traded on the 22nd of March since 1957. There have been 42 years this has happened and out of those 42 years is has been up 43% of the time and down 57%. The largest percent up was March 22nd 1982 with a 1.95% move up , and the largest percent down was March 22nd 1973 with a -1.49% move down. The smallest percent up was March 22nd 1960 with a move up of .04% , and the smallest percent down was March 22nd 1965 with a -.01%. The average percentage move up was .40% and the average percentage move down was -.46%. https://s6.postimg.org/zecn2pzj5/3_22_17_DATA.png I have permission from https://www.spytrader.net/ to post this.