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}.
Text: For the fourth-straight session, Amazon.com Inc.'s stock AMZN, -1.58% has erased an intraday gain at least than 1% to trade lower. On Friday, the ecommerce giant's stock was up as much as 1.5% just after the open, before pulling a sharp U-turn to fall 1.6% in morning trading.
user
mildly negative
assistant