The shares of Plug Power Inc  (NASDAQ:PLUG) are up 5.8% to trade at $29.11 at last check, following the company's new agreement with Amazon.com (AMZN).
### Instruction: What is the sentiment of this news? Please choose an answer from {negative/neutral/positive}
### Input: The shares of Plug Power Inc  (NASDAQ:PLUG) are up 5.8% to trade at $29.11 at last check, following the company's new agreement with Amazon.com (AMZN).
### Response: moderately positive