This housing-related company bucked the market and raised full-year guidance.Shares in siding and oriented strand board (OSB) company Louisiana-Pacific (LPX -1.33%) had risen by 17.1% for the week as of Friday morning. The little-followed stock is part of Warren Buffett's Berkshire Hathaway portfolio.That startling rise in the share price was powered by an excellent set of first-quarter results that saw Louisiana-Pacific blow past its guidance and led management to significantly boost its full-year guidance ...