** Shares of tractor maker Deere & Co DE.N fall nearly 2% to $550 premarket

** Co reports fall in second-quarter profit, weighed down by sluggish demand for its large farm machinery

** Reports Q2 net income of $1.77 billion, or $6.55 per share, from $1.8 billion, or $6.64 per share, a year earlier

** However, co posts Q2 revenue of $13.37 billion, up 5% from a year earlier, led by improved demand in its Small Agriculture and Construction segments

** Median PT of 25 brokerages covering the stock is $640.5 - data compiled by LSEG

** As of last close, DE up 20.4% YTD