Investors interested in Industrial Products stocks should always be looking to find the best-performing companies in the group. Packaging Corp. (PKG) is a stock that can certainly grab the attention of many investors, but do its recent returns compare favorably to the sector as a whole? By taking a look at the stock's year-to-date performance in comparison to its Industrial Products peers, we might be able to answer that question.Packaging Corp. is one of 218 companies in the Industrial Products group. The ...