Enphase Energy Inc

Zscaler rings the opening bell on the Nasdaq change in New York, March 16, 2018.Supply: NasdaqTry the businesses making headlines in noon buying and selling.Zscaler – The cloud safety firm's shares dipped 10.7% following its quarterly…

Bing Guan | Bloomberg | Getty PicturesTry the businesses making the largest strikes noon.Walmart — Shares of retailer Walmart jumped 6.54% after reporting quarterly earnings that beat Wall Avenue's expectations and elevating its ahead…