Deere & Company (DE) shares have plunged 9.8% in the year-to-date period compared with the Zacks Manufacturing - Farm Equipment industry’s 8.9% decline. It has also lagged the broader Zacks Industrial Products sector’s 3.1% gain and the S&P 500’s climb of 15.0%. The manufacturer of the iconic green and yellow agricultural equipment has been grappling with elevated production costs and weak demand as farmer spending has been impacted amid low agricultural commodity prices and higher interest rates.Deere’s Un ...