- Amazon Sales Surge During Best Holiday Growth Since 2009Bloomberg
- Amazon Will Hunker Down on Food and Alexa in 2018TheStreet.com
- Amazon’s stock jumps 6% after its 4th-quarter results beat the Street’s expectationsBusiness Insider
- SEC FORM 4 – SEC.govSEC.gov
- UPDATE 5-Amazon posts largest profit in its history on sales, tax boostReuters