Check out the companies making headlines in after hours trading:
Square — The payments company said Wednesday evening that it will change its name to Block. The name change will go into effect on Dec. 10, and comes as the company expands into new technologies, including blockchain. The stock advanced 1% during extended trading.
Five Below — Shares of the retailer jumped 10% after the company beat top- and bottom-line estimates during the third quarter. Five Below earned 43 cents per share, which
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