Cemex sales fall 4.2 percent as strong dollar bites By: Reuters: Company News February 09, 2017 at 06:28 AM EST Feb 9 (Reuters) - Mexico's cement producer Cemex SAB de CV reported a 4.2 percent fall in quarterly sales, hurt by a strong dollar. Read More >> Related Stocks: Cemex S.A.B. DE C.V. ADR