Wall Street analysts called the agreement a "massive win" for the generator maker, tying it to growing demand for backup power amid a data center buildout, CNBC reported.
CNBC reported several companies, including Generac, Lennar and Nike, were among those posting notable premarket trading moves on September 17.
A CNBC report highlighted several stocks posting notable midday moves, though specific price changes and reasons were not detailed in the available excerpt.
Amazon has secured the right to purchase up to $340 million in Generac stock as part of an agreement to supply backup power generators for its data centers, according to CNBC.