What is the sentiment of this news? Please choose an answer from {strong negative/moderately negative/mildly negative/neutral/mildly positive/moderately positive/strong positive}.

Shares of Amazon.com Inc (NASDAQ: AMZN) are up nearly 18% in extended trading after the tech titan topped Street estimates for Q4 profit by a massive margin, despite supply constraints and labour shortages. Important points in Amazon's earnings report Amazon more than doubled its per-share profit to $27.75 from last year's $11.73.
moderately positive