Key TakeawaysHoneywell International on Thursday announced the $1.9 billion purchase of aerospace and defense contractor CAES Systems Holdings to boost its defense portfolio.The company said the addition of CAES, which designs and manufactures advanced electronics systems, will enhance its defense technology offerings.The all-cash deal for CAES is expected to close in the second half of this year. Honeywell International (HON) shares rose Thursday as the conglomerate announced it was buying aerospace and de ...