Mama's Creations (MAMA) makes fresh prepared foods, the meatballs and grilled chicken sold at grocery deli counters. In May it rolled its meals into the deli sections of 2,000 Walmart (WMT) stores and 750 Target (TGT) stores.

Shoppers noticed. Consumer demand for Mama's has more than tripled from a year ago.

Mama's grew revenue 50% to $52.8 million in its most recent quarter, reported in June, and net income rose 66%. It put more than a dozen new items into major retailers during the same stretch.

In past bullish signals on this name, the stock averaged a 33% gain over the following 90 days. It sits on our long list.