Deere & Co. shares surged last week after it reported higher than expected quarterly earnings and forecast stronger results next year.
Net income rose 79 percent to US$510.3 million in the fourth quarter while total net sales rose 25.5 percent to $1.09 billion.
Deere expects sales in 2018 will rise as much as 10 percent as farm equipment bought during the boom period of a few years ago begins to wear, even though U.S. farm income is struggling with low crop prices.