Generac Holdings Inc. (NYSE:GNRC) shares fell in premarket trading after reporting Q4 earnings and revenue that missed analyst expectations. The company posted adjusted earnings of $2.07 per share versus the consensus of $2.08, and revenue of $1.064 billion against expectations of $1.094 billion. Despite a year-over-year net sales increase of 1% and improvements in gross profit margin, the company's full-year 2024 net sales growth guidance of 3% to 7% also fell short of the consensus. Generac announced a new stock repurchase program of up to $500 million over the next 24 months.