Benzinga's Volume Movers

surged 11.42% to $31.71. The volume of Natural Grocers by Vitamin Cottage shares traded 927% higher than normal. Natural Grocers reported better-than-expected quarterly results.

shares climbed 10.15% to $343.43. The volume of Amazon.com shares traded was 590% higher than normal. Amazon.com reported stronger-than-expected fourth-quarter earnings.

shares rose 16.96% to $199.64. The volume of Intercept Pharmaceuticals shares traded was 589% higher than normal. Intercept Pharmaceuticals received a "breakthrough therapy designation" from the FDA for obeticholic acid for NASH with liver fibrosis.

shares moved up 10.99% to $75.82. The volume of Synaptics traded was 506% higher than normal. Synaptics reported better-than-expected Q2 results and issued a strong Q3 revenue forecast.