Corteva Inc. (CTVA) recently entered the Favored Zone of the SIA S&P 500 Index report on May 9th and is showing extremely strong relative strength moves up the S&P 500 report gaining 2 spots in the last day, 50 spots in the last week, 51 spots in the last month and 72 spots in the last quarter exemplify the consistent money flow increases in the shares over the past little while. Currently the shares reside in the 109th spot out of 505 positions in the report.