Workday, Inc. (WDAY) fell sharply on Thursday, dropping 9.42 percent, or $17.81, with shares trading at$171.31.The decline comes possibly due to broader pressure on enterprise software stock executive news in the sector, including Workiva's appointment of a former Workday executives Scott Herren and Mark Peek to its board.The stock opened at $178.73 after closing at$189.12 in the prior session on the Nasdaq. During the day, shares traded between $169.01 and$179.99. The bid was $162.64, while the ask sto ...