NEW YORK ( TheStreet) -- Shares of Zagg (Nasdaq: ZAGG) were gapping up Tuesday morning with an open price 11.8% higher than Monday's closing price. The stock closed at $10.06 Monday and opened today's trading at $11.25. The average volume for Zagg has been 1.1 million shares per day over the past 30 days. Zagg has a market cap of $260.8 million and is part of the services sector and specialty retail industry. Shares are up 42.3% year to date as of the close of trading on Monday. ZAGG Incorporated designs, manufactures, and distributes protective coverings, audio accessories, and power solutions for consumer electronic and hand-held devices, under the invisibleSHIELD, ZAGGaudio, and ZAGGskins brand names, primarily in the United States and Europe. The company has a P/E ratio of 23.7, above the average specialty retail industry P/E ratio of 20.5 and above the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates Zagg as a hold. The company's strengths can be seen in multiple areas, such as its robust revenue growth, largely solid financial position with reasonable debt levels by most measures and good cash flow from operations. However, as a counter to these strengths, we find that the company's return on equity has been disappointing. You can view the full Zagg Ratings Report. Get more investment ideas from our investment research center. Interested in other stocks that are gapping up? Get free SMS text alerts sent to you when the action happens by texting UP to 95370 or select from multiple alert options.