Louisiana-Pacific Corporation (LPX) or LP’s stock has rallied so far this year despite the industry’s collective decline. The company’s shares have gained 21.2% in the year-to-date period against the Zacks Building Products – Wood industry’s 8.1% decline.The Zacks Construction sector and S&P 500 Index gained 5.6% and 14.9%, respectively, in the year-to-date period.LP’s efforts to increase penetration of Siding products in repair/remodeling and the rollout of SmartSide products are major boosts to the compan ...