Why Synopsis Stock Fell Today

Shares of Synopsys (SNPS -9.91%) fell on Wednesday. The company's stock dropped 10% as of market close. The move down came as the S&P 500 (^GSPC -0.56%) lost 0.6% and the Nasdaq Composite (^IXIC -0.51%) lost 0.6%.The chip design company's stock fell after news broke that the Trump administration told the company to stop selling its services to China.Chip crackdownThe Bureau of Industry and Security, which operated under the U.S. Commerce Department, sent letters to Synopsis, as well as two other companies, ...