Napco Security may have a premium valuation compared to the broader market -- but there is a lot for investors to like. Shares of leading security solutions provider Napco Security Technologies (NSSC -5.95%) have dropped roughly 18% over the last week as of 4 p.m. ET on Thursday, according to data provided by S&P Global Market Intelligence. Despite narrowly squeaking past analysts' expectations for its fourth-quarter earnings report last Friday, Napco Security was sent lower by the market. While this reacti ...