The Dow was helped along by defence companies United Technologies, up $1.03 or 1.6% to $63.73, and Boeing ahead $1.85 or 6.2% to $31.52. Lockheed Martin jumped $3.42 or 6.8% to $53.65. Analysts said defence equipment manufacturers would see an increase in orders, regardless of whether the Republicans or Democrats emerged as winners in the closely-watch election.