Why Generac Shares Are Trading Higher By Around 35%; Here Are 20 Stocks Moving Premarket

9/17/2026
Impact: 85
Industrials

Generac Holdings Inc (NYSE: GNRC) shares increased by 34.8% to $235.90 in pre-market trading following the announcement of a long-term supply agreement with Amazon.com Inc (NASDAQ: AMZN) for backup power generators valued at up to $8 billion. The initial deliveries are expected to total $2.4 billion in 2027 and 2028, significantly boosting Generac's market position.

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