Why Paychex Stock Is Heading for Its Worst Day in More Than a Year — Barrons.com

By Mariapaula GonzalezPaychex stock was heading for its worst day in over a year after the company reported softening sales growth and stagnant guidance in its fiscal first quarter.Paychex's fiscal first-quarter earnings were more or less in line with what Wall Street expected. Revenue grew 6% to…