Ardmore Shipping CEO Anthony Gurnee (ASC) explains how he’s shaped his company into a heavy hitter in the marine shipping industry.  How Yext (YEXT) is capitalizing on the current interest in artificial intelligence. How lower freight expenses and cost-cutting initiatives made a huge difference at niche-retailer Vera Bradley (VRA). Ciena Corporation (CIEN) gives us an inside look at what’s really going on in the computer networking industry. The Drill Down with Cory Johnson offers a regular look at the business stories behind stocks on the move. Learn more about your ad choices. Visit megaphone.fm/adchoices